Siberian crane is a regular visitor of bird sanctuary Death angel/death cap (amanita) and Jack O Latern mushroom are all examples of Entamoeba histolytica cysts have _____ nuclie Coronary artery disease (CAD) can be determined by this test In gene therapy of Adenosine Deaminase (ADA) deficiency, the patient requires periodic infusion of genetically engineered lymphocytes because Which of the following is not the function of conducting part of respiratory system Identify the microorganism which is responsible for the production of an immunosuppressive molecule cyclosporine A In an E Coli strain i gene gets mutated and its product can not bind the inducer molecule If growth medium is provided with lactose, what will be the outcome The specific gravity of lipid is The actual genetic section of a sperm is its The number of spermatozoa a single primary spermatocyte finally produced in spermatogenesis is The number of chromosomes a child with Down syndrome has is In aerobic respiration, total number of ATP molecules formed from 1 glucose molecule is Chipko revolution is related with The carbon dioxide content in the air that we exhale is about The total number of car bones is In angiosperms how many mega-spore mother cells are required to produce 600 functional mega-spores How many second polar bodies has produced by a 45 years virgin female in her life On the Origin of Species was written by ______ Which of the following is less general in characters as compared to genus An attribute found in plants but not animals is DNA is a polymer of nucleotides which are linked to each other by 3-5 phosphodiester bond. To prevent polymerisation of nucleotides, which of the following modifications would you choose? The first genetic material could be Which of the following statements is the most appropriate for sickle cell anaemia During regeneration, modification of an organ to other organ is known as Each molecule FADH2 result in production of how many ATP molecule during aerobic respiration Which one of the following statements is true regarding digestion and absorption of food in human H Endoscope is an instrument used to detect the ulcers in the stomach has a long narrow tube (with a small glowing bulb at one en4⃣ which is inserted in to the stomach through the mouth contains. Which one of the organisms mentioned below is a herbivore Which of the following is a waterborne disease causing acute gastrointestinal infection? Balance of two gases is very important for all communities, these two gases are Products of photosynthesis are oxygen and Number of factors that affect rate of photosynthesis are At midday, leaves Largest percentage composition in air is of Color of pigment in chloroplast is Process of photosynthesis takes place in the Guard cells flanking stomata control oxygen and carbon dioxide entering leaf by opening and closing Which of these is true about photosynthesis? Photosynthesis decreases concentration of carbon dioxide in air and other harmful wastes, this increases purification of respiratory disease for Veins of leaves contain vascular bundles known as In photosynthesis, sugar is made by using Waste products of process of respiration are Fall in rate of photosynthesis takes place when temperature rises above For most plants, rate of photosynthesis does not increase at Greenhouses use effect of temperature rise, in order to increase rate of Vascular bundle named xylem, takes water and minerals to the Rate of photosynthesis is affected when temperature is too Glucose and oxygen combine to form carbon dioxide and water plus Process of photosynthesis increases when light gets Tissues present in leaf, under upper epidermis and above lower epidermis are known as Rate of photosynthesis decreases because enzymes are denatured at Chloroplast splits water molecules to release oxygen and add hydrogen to carbon atoms for formation of Photosynthesis increases concentration of oxygen in air, which is necessary for all Light is absorbed by some substances, these substances are known as? Artocarpus integra is the scientific name of _______ _______is a strong drug that doctors give to people to make them calm or help them sleep Muscles get tired when there is shortfall of _________ Number of WBCs present in one mm3 of blood is? What will happen if the stretch receptors of the urinary bladder wall are totally removed? One of the followings is a nonsteroid hormones secreted by the atria of the heart and helps regulate blood pressure. ? Volume of urine is regulated by ? Which one of the following secreted by posterior pituitary regulates water retention by the kidneys? Which one of the following is not a part of a renal pyramid? Which one of following correctly explains the function of a specific part of a human nephron? Which of the two waste products are removed from the blood in liver by Ornithine cycle? Which of the following structures facilitates easy passage of small molecules to the glomerular capsule? Which of the following leads to the secretion of aldosterone from the adrenal cortex? Which of the following hormones promotes the excretion of potassium ions and the re-absorption of sodium ions? Which of the following hormones is involved in regulating the water-salt balance of the blood? When the infection is localized in the urethra, it is called ? When the infection invades the urinary bladder, it is called ? Why do we urinate more in wet and cold months? What is reabsorbed through loop of Henle? Which one of the following statements in regard to the excretion by the human kidneys is correct? Urea is produced as an excretory substance in human body in ? The yellow pigment derived from heme breakdown and excreted by kidneys is ? The term haematuria is used to describe ? The size of filtration slits of Glomerulus are approximately ? The renal medulla consists of cone-shaped tissue masses called _______ The process of dilution of urine takes place in ? The principal nitrogenous excretory compound in humans is synthesised ? The muscular tubes which take the urine from the kidneys to the bladder are ? The main nitrogen-containing waste excreted in urine is ? The lungs are important organs for excretion of ? The hollow space at the centre of kidney where urine is collected after its formation is called ? The Bowman’s capsules are found in ? Ornithine cycle (also known as the urea cycle) refers to the sequence of biochemical reactions taking place in the ? The basic functional unit of human kidney is ? Which one of the following statements is correct with respect to kidney function regulation? Most of the reabsorption of salts and water occurs in the ______ In the kidneys, osmotic pressure controls ______ If a person undergoes a prolonged fasting then his urine will be found to contain higher levels of ? If a man takes large amount of protein, he is likely to excrete more amount of ? Glomerular filtrate passes from glomerular capsule into the ______ Glomerular capsule and Convoluted tubules always lie within the _______ Creatinine the waste product closely regulated by the brain and kidneys is the end product of the metabolism of _____ Correct sequence of urine formation is ? Certain ions and molecules, for examples H+ and penicillin are secreted from the peritubular capillary network into the _______ Bile manufactured by liver is stored within the ________ Accumulation of urea and other waste substances in the blood is called ? Ability of the kidneys for the production of concentrated urine is dependent on _______ A Brush border is formed in ? _______ facilitates reabsorption of water by the nephron Which one of the following is the correct matching of the events occurring during menstrual cycle? Which part of human brain is concerned with the regulation of body temperature? The nerve centres which control the body temperature and the urge for eating are contained in ? Which one of the followings is the primary target organ of aldosterone? Which one of the following pairs of organs includes only the endocrine glands? Which one of the following pairs is mismatched? Which one of the following pairs is incorrectly matched? Which one of the following condition is resulted from excess GH in adults? Which of the hormone(s) has effects on the stomach, pancreas, and gallbladder? Which of the following is the function of Adrenaline? Which of the following hormones synchronizes circadian rhythms and may be involved in onset of puberty? The hormone responsible for “Fight and Flight” response is ? Which of the following hormone is chemically glycoprotein? The primary androgen produced by males is ______ The adrenal cortex produces ______ The specific region of Hypothalamus, responsible for physiological sweat secretion, is ? In human adult females oxytocin ? The endocrine gland which contributes to setting the body's biological clock is the ______ Somatostatin ? Pituitary gland known as the 'master' endocrine gland is under the control of ? Name the condition when the concentration of Ketone body increases in urine ? Islets of Langerhans are found in ? In which of the following pairs, the hormone of endocrine glands and its primary action is mismatched? In the body, both the blood sodium and potassium levels are regulated by _______ In Male the sex hormone that maintains sexual organs and secondary sex characteristics is ? In children, hypothyroidism (underactive thyroid gland) can lead to ______ In adults, insufficient thyroxine can lead to ______ Which one of the followings are male sex hormones? In addition to thyroxine (T4), triiodothyronine (T3), thyroid gland produces ______ Hormone responsible for the secretion of milk after parturition ? Glucagon hormone is secreted by the ______ Endemic goitre is a state of ? During growth period release of too much growth hormone can lead to ? Deficiency of adrenal cortex hormones results in ? Chemical signals released by an organism that influence the behavior of other individuals of the same species are called ______ The hormone known to participate in metabolism of calcium and phosphorus is ? Anabolic steroids are ______ versions of testosterone An enlarged thyroid is the result of ______ deficiency Adrenocorticotropic hormone stimulates the adrenal cortex to produce ______ ACTH stimulates the adrenal cortex to release a group of hormones called ______ Damage to thymus in children may lead to ? Concentration of the urine is controlled by ______ Cornea transplant in humans is almost never rejected. This is because? The function of vagus nerve innervating the heart is to ? If vagus nerve in man is damaged, which of the following will not be affected? Unidirectional transmission of a nerve impulse through nerve fibre is due to the fact that? Patients suffering from cholera are given a saline drip because ? During the transmission of nerve impulse through a nerve fibre, the potential on the inner side of the plasma membrane has which type of electric charge? Which one of the following is an example of negative feedback loop in humans? Which one of the following pairs of structures distinguishes a nerve cell from other types of cell? The cutaneous plexus and the papillary plexus consist of ? An action potential in the nerve fibre is produced when positive and negative charges on outside and the inside of the axon membrane are reversed because ? Which one of the following aspects is an exclusive characteristic of living things? Which one of the followings is not correct about neuroglial cells? Which one of the followings is correct in regard to the function of cerebellum? Which one of the following pairs is incorrectly matched in regard to the principal actions of neurotransmitters? Which one of the following is the correct statement regarding the particular psychotropic drug specified? Which one of the common neurotransmitters is paired wrongly with the site where it is released? Which one of the following cranial nerves is carrying the nerve fibres originating from the Edinger-Westphal nucleus? Which of the following nerves is the largest of all the cranial nerves? Which of the following options is appropriate for the processing center Wernicke’s area found in left cerebral cortex? Which of the following is not related to the autonomic nervous system? Which one of the followings is responsible for the improvement of nutrient flow to the neurons and provides electrical insulation? Which of the following does not act as a neurotransmitter? During synaptic transmission of nerve impulse, neurotransmitter (P) is released from synaptic vesicles by the action of ions (Q). Choose the correct P and Q ? Which neuroglia cells produce a fatty insulating material called myelin? Which one of the followings is the largest portion of the brain in humans? Select the correct statement from the ones given below ? When sympathetic nervous system is activated it causes the secretion of ? When a neuron is in resting state i.e. not conducting any impulse, the axonal membrane is ? The thin and convoluted outer layer of gray matter that covers the cerebral hemispheres is ? The protein carrier in the membrane, called sodium-potassium pump pumps ______ ? The generation of excitation-contraction coupling involves all the following events except ? The difference in voltage between the inside and outside of a cell is called ______ ? The difference in charge between inside and outside environment (change in voltage) of the nerve cell membrane is measured by ______ ? Which portion of the brain is responsible for various emotions such as pleasure, fear, and happiness? The basic cyclic pattern of inspiration and expiration are established by a respiratory center within the ______ ? Spinal cord and brain are wrapped in protective membranes known as ______ ? Skeletal muscles are controlled by ______ ? Preganglionic neurons lie within the ______ ? Recording of the electrical activity associated with the heartbeat is called ______ ? There are ______ pairs of cranial nerves arising from the brain ? During the propagation of a nerve impulse, the action potential results from the movement of ? One of the followings is a naturally occurring compound which reduces the sensation of pain and generates feelings of well-being? Comprehension of spoken and written words take place in the region of ? Molecules of neurotransmitter, released from the presynaptic neuron bind to receptors on the ______. ? In the PNS, the neuroglial cells that form protective myelin sheaths are ______ ? Functions of smooth muscles, cardiac muscles, organs, and glands are regulated by ______ system ? Cocaine as a stimulant of the CNS interferes with the reuptake of ______ at synapses ? Broca’s area in the left hemisphere is related to ______? Synaptic vesicles discharge _________ at the neuromuscular junction.? A short Gap in the myelin sheath around a nerve fiber is called ______ ? Which one of the followings is the function of parasympathetic nervous system? Hypothalamus and thalamus are in ______ ? How many laminae are present in the grey matter of spinal cord? ______ is an abundant inhibitory neurotransmitter in CNS ? Neuroglial cells support and protect ______ ? In a synovial joint, the two bones are fastened together and stabilized by ______? One of the following is not a biological function of skeleton? Which one of the following is referred as either fingers or toes? One of the following is true of muscle contraction? Which one of the skull bones is movable? Origin of striated muscle is form which germ layer of embryo? Which protein is present in cartilage? Ribs are connected to ______? A sarcomere extends between two dark vertical lines called ______? Which of the following is the smallest muscle in human body? Source of energy in muscle contraction is ? Surface for attachment of tongue is ? Suspensory ligament is present in ? Which of the following gives off synovial fluid as a lubricant? Synovial joint is ? Synovial joints occur between ? Tendons connect ______ at a joint? The bone-forming cells that secrete the organic matrix of bone and promote the deposition of calcium salts into the matrix are ? The bones that attach the arm to the axial skeleton (composed of the clavicle and scapula) is called ? The clavicle articulates with _________ of scapula? The elements associated with muscle contraction are ? The joint between the atlas and axis is ? What joint is found between the ribs and sternum? The Junction between a nerve cell and the motor unit is called ? The number of 'floating ribs’ in human body is ? There are ______ of ribs in human body? The segment of a myofibril between two Z-lines is called ? The total number of bones in human skull are ? In a new born baby, the flat bones in its skull are separated by large spaces filled with fibrous connective tissue. These soft spots are called ? How many bones are there in the axial part of a human skeleton? Total number of bones in the hind limb is ? Which molecule provides ATP during muscle contraction? Vertebral column extends from the skull to ? Voluntary muscular coordination is under control of ? When bone becomes hard, the osteocytes are trapped in hollow chambers called ? Where is the Ball and socket joint found? What is the ion necessary for muscle contraction? Which is a part of pectoral girdle? Ilium, ischium, and pubis join at the ______ to form coxal bone? Which is the largest synovial joint of the human body? Which of the following is a wrist bone? Which joint occurs between humerus and radioulna? Which kind of joint (the sutures of the cranium) is essentially immovable? ______ connect the ends of bones together? Which muscle is adapted to be highly resistant to fatigue? Which of the following bones make up the structure of the hand? Which of the following is a skull bone? Which one of the following is correct pairing of a body part and the kind of muscle tissue that moves it? Which of the following is striped muscle but not voluntary? Which one of the following pairs is wrong about cardiac muscles? Which of the following muscles draw the lower jaw, tongue and the head backward? The expanded portions of the ______ are calcium storage sites? Which of these is the contractile protein of a muscle? Which one of the following bones is the only movable portion of the skull? Which one of the following is an example of an imperfect joint? Which one of the following items gives its correct total number? Which one of the following membranes secretes a watery fluid that lubricates and cushions the joint? Which one of the following is a possibility for most of us in regard to breathing, by making a conscious effort? Which one of the followings is correct regarding larynx? Which one of the followings is NOT correct regarding Exhalation (expiration)? Which one of the following statement is NOT correct regarding trachea? Inner surface of the bronchi, bronchioles and fallopian tubes are lined by ? The trachea divides into two smaller tubes called ______ The maximum volume of air that can be released from the lungs by forceful expiration after deepest inspiration is called the ______ Aerobic respiratory pathway is also termed as ______ pathway The maximum volume of air contained in the lung by a full forced inhalation is called ? The exchange of gases between inhaled air and blood is referred as ______ Opening to the trachea is covered by a small flap of tissues termed as the ______ The respiratory membrane, through which gas must diffuse, consists of the followings EXCEPT? Which one of the following statements is NOT correct about primary bronchi? The kind of tissue that forms the supportive structure in our Pinna (external ears) is also found in ? Which one of the following is NOT correct? Bulk of carbon dioxide (CO2) released from body tissues into the blood is present as ? What protects the moist membranes of the respiratory tract? The amount of air a person takes in during normal, restful breathing is called the ______ Amount of air in the lungs that remains after deep breathing is called ______ Asthma is due to ? Emphysema, a chronic disorder is high in cigarette smokers. In such cases the ______ of the person is/are found damaged? Which one of the following statements is incorrect regarding the pharynx? What is the instrument that measures the amount of air inhaled and exhaled with each breath? Bronchi branch into the tubes of smaller diameters (less than 1 mm) known as ______? Respiratory center is located in the ________ Which one of the followings is the function of Thoracic cavity? Voice box or ______ is the portion of the respiratory tract which contains the vocal cords for producing sound? The tube that runs from the middle ear to the pharynx ? The primary muscle of inspiration which forms the floor of the thoracic cavity is ______ The oxygen dissociation curve is shifted to the right by an increase in ______ The Medullary Respiratory centre is under ? Rheumatic fever can cause damage ? Number of lobes in both right land left lungs are respectively ? Lungs are enclosed by ? In which one of the following do the two names refer to one and the same things? In which of the following restrictive lung disease the vital capacity is reduced to below normal levels? In the human body which concentration is regulated mainly by the kidneys? Human nose contains ______ nasal cavities Hemoglobin retains oxygen and releases it in the ______ Hamburger’s phenomenon is also called ? Exchange of oxygen and carbon dioxide between alveolar air and blood is governed by _______ Esophagus opens only during ? Enzyme carbonic anhydrase, in ______ speeds up the reaction? Each of the alveolar sac is surrounded by ? During which respiration, the respiratory pigment hemoglobin combines with oxygen in the lungs? During swallowing of food, ______ is the opening covered by epiglottis? During pneumonia which of the following gets accumulated in lung tissue? During expiration the diaphragm becomes ? Due to breakdown and collapse of ______ lung tissue is destroyed? Cilia and mucous are found in ______ Chemiosmotic theory of ATP synthesis in the chloroplasts and mitochondria is based on ? ______ lies in front of esophagus? Which of the following statements is true about Trachea in a respiratory system? Which one of the followings is not part of the large intestine? Aggregates of lymphoid tissue present in the distal portion of the small intestine are known as ? Bile salts act as activator of which enzyme? Name the hormone that stimulates the secretion of gastric juice ? Bile contribution to digestion is ? A young infant may be feeding entirely on mother's milk which is white in colour but the stool which the infant passes out is quite yellowish. What is this yellow colour due to ? What will happen if the secretion of parietal cells of gastric glands is blocked with an inhibitor? If for some reason our goblet cells are non-functional this will adversely affect ? Carrier ions like Na+ facilitate the absorption of substances like ? The following list describes four major digestive enzymes. Which one of the following is incorrect? Which one of the following statement is not correct about intestinal villi? Liver the largest gland is associated with several functions. Which one of the following is stated incorrectly? The backflow of faecal matter in the large intestine is prevented by the presence of ? Liver is the largest gland in the body and associated with various functions. Choose the incorrect one from the followings? Sphincter of Oddi guards ? Continued consumption of a diet rich in butter, red meat and eggs for a long period may lead to ? The main function of lacteals in the villi of human small intestine is the absorption of______? Which one of the followings is a fat-soluble vitamin and its related deficiency disease? Angiotensinogen is a protein produced and secreted by ? Sericteries are modified ______? Which one of the following statements is true regarding digestion and absorption of food in humans? The pH scale is used to measure ? The movements in the gut wall are known as ? The main cause of anaemia is ? The glucose is converted into glycogen in liver and stored in ? The hardest substance in the vertebrate body is ? The HCl in gastric juice converts: ? The component in bile which helps to emulsify fat in the duodenum is ? Organ that produces bile is ______? Secretin stimulates production of ? The characteristics Brunner’s glands found in duodenum secrete hormones? The cells in the wall of intestine are stimulated to produce secretin by ? Name the substance which is not a product formed in the small intestine? The absorption of glycerol, fatty acids and monoglycerides takes place by the ? Taste buds for bitter taste are found on tongue at ? Tadpole is ? Sweetest sugar is ? Surgical removal of gall bladder in human beings would lead to ? Seminal plasma in humans is rich in ? Rickets can be prevented by taking ? Ptyalin is ? Peyer's patches found in the small intestine are ? Oxyntic cells in stomach secrete ? Which of the following is un-matching pair? Main difference between brown fat and white fat is that the cells of brown fat ? Lipase acts on ? In duodenum the enzyme which breaks down starch to maltose is ? Lecithin is ? Intestinal villi are mainly connected with ? Which cells in liver act as phagocytes? In the absence of enterokinase, the digestion of _______ would be affected in our intestine? When breast feeding is replaced by less nutritive food low in proteins and calories; the infants below the age of one year are likely to suffer from ? In glycolysis ultimately ? Enterokinase converts ? Emulsification of fat takes place through ? Hydrolytic enzymes occur in ? Which one of the following pairs of food components in humans reaches the stomach totally undigested? Gastric juice contains ? Excessive intake of alcohol causes ? Epithelial cells of intestine involved in food absorption have on their surface ? Emulsification of fat occurs by ? During prolonged fasting, in what sequence are the following organic compounds used up by the body? Duct leading from parotid gland and opening into vestibule is ? Digestion of starch takes place in ? Deamination occurs in liver to ? Crypts of lieberkuhn secrete ? Calcium occurs in ? Calcium deficiency in the body can be found due to absence of ? Brush-border enzymes are found in ? Brunner’s glands are found in ? Bilirubin and biliverdin are present in ? Anxiety and eating spicy food together in an otherwise normal human, may lead to ? A triglyceride molecule has ? A pair of small lymphatic tissue present at the sides of root tongue is called as ? If a patient is advised to take more meat, butter milk and eggs in his diet. The person is ? Enterokinase occurs in ? Which one of the following sentences is wrong? During ventricular systole ? Maximum amount of oxygen is exchanged from the blood in the ? Coronary heart disease is due to ? A certain road accident patient with unknown blood group needs immediate blood transfusion. His one doctor friend at once offers his blood. What was the blood group of the donor? he thread like tendons of papillary muscles inserted upon the flaps of tricuspid and bicuspid valves are ? Among the following stem cells, which are found in the umbilical cord? The vein that does not directly open into the heart is? If one litre of water is introduced in human blood, then ? Which chamber of the human heart has the thickest muscular wall? When body tissues are injured resulting in the loss of blood, the process of blood clot begins and the blood platelets release ? The average diameter of Red Blood Corpuscles of man is ? The blood calcium level is lowered by the deficiency of? The blood does not clot inside the body because of? To obtain a standard ECG, a patient is connected to the machine with three electrodes ? The most active phagocytic white blood cells are? In humans, blood passes from the post caval to the diastolic right atrium of heart due to? The cells lining the blood vessels belong to the category of ? If due to some injury the chordae tendinae of the tricuspid valve of the human heart is partially non-functional, what will be the immediate effect? What is true about RBCs in humans? Which type of white blood cells are concerned with the release of histamine and the natural anti coagulant heparin? Which one of the followings refers to blood cancer characterized by uncontrolled proliferation of abnormal/immature white blood cells in the bone marrow? Atrioventricular valves are supported by strands of connective tissue called ______? In higher vertebrates, SA node helps in ? In ECG, P-R interval corresponds to ? Oxygenated blood occurs in ? In developing embryo RBCs are formed in ? In a standard ECG which one of the following alphabets is the correct representation of the respectively activity of the human heart? In a cardiac output of 5250 ml/minute, with 75 heart beats per minute, the stroke volume is ? Hepatic portal system connects ? Heparin is produced by ? Murmur is a disorder of ? Heparin is ? The kind of epithelium which forms the inner walls of blood vessels is ? Largest amount of urea is normally carried by ? The most popularly known blood grouping is the ABO grouping. It is named ABO and not ABC because ‘‘O’’ in it refers to having ? Hardening of the arteries due to deposition of cholesterol is called ? Haemoglobin oxygen dissociation curve is ? Graveyard in RBCs is ? Globulins contained in human blood plasma are primarily involved in ? Fresh frozen plasma (FFP) does not contain ? During storage of blood anticoagulant added to it may be ? During diastole ? Diastole occurs due to ? Compared to blood our lymph has ? Major part of the plasma consists of ? Christmas disease is also known as ? Cardiac output is defined as the amount of blood ? Bundle of His' is a part of which one of the following organs in humans? Bundle of His is a network of ? Brain completely depends on blood from the supply of ? Both erythrocytes and leucocytes are formed in ? Blood pressure of a healthy person is ? Blood pressure increases and heart rate decreases in response to ? Serum is ? Average cardiac output is ? Artificial pace maker is transplanted in ? Arteries are best defined as the vessels which ? Anticoagulant of fresh water leech is ? In sun our face becomes reddish due to ? An adult human has systolic and diastolic pressures as? All arteries carry oxygenated blood, except ? Adrenaline directly affects ? A muscular wall is absent in ? A large proportion of oxygen is left unused in the human blood even after its uptake by the body tissues. This O2 ? Which one of the following statements is correct regarding blood pressure? Atherosclerosis refers to ailment of? Total amount of living material at the various trophic levels of a food chain is depicted by pyramids of ? Pheromones, the chemical messengers produced by certain exocrine glands of skin, affect ? Organisms that can tolerate and thrive in a wide range of temperatures are called ? Large Woody Vines are more commonly found in ? Insectivorous plants are adopted to soils ? Information about birth rate, death rate, sex ratio, age distribution etc. of a population is obtained from ? The role of an organism in the ecological system is known as ? Individuals of a species which occur in a particular area constitute ? In ecological succession from pioneer to climax community, the biomass shell ? The maximum amount of water that a soil can hold, by capillary action is called ? Plant succession occurring in a sandy area is ? In an ecosystem Biotic factors affect the survival of an organism in that ecosystem. They include ? Which of the followings take part in symbiosis of lichen? In a population, if the rate of addition of new members is higher than the rate of individuals lost, it shows ? Competition is severe in a population that has a distribution which is ? When one animal copies the appearance, actions, or sounds of another animal to avoid predators, it is called ? Competition is most severe between two ? Which of the followings is not the characteristic of the anatomy of xerophytes? The abundance of a species population within its habitat is called ? CAM helps the plants in ? Biotic potential is increase in population under ? Association between sea Anemone and Hermit crab in gastropod shell is that of ? Animals that have adapted themselves to live in deserts are known as ? An association of individuals of different species living in the same habitat and having functional interactions is ? Adaptation to low temperature and freezing in animals occurs due to the production of ? A terrestrial animal must be able to ? A population with equal number of births and deaths will show ? Which one of the following is categorized as a parasite in true sense? Which factor of ecosystem includes plants, animals and microorganisms? Community is ? In which one of the following sets of three items each belong to the category mentioned against them? Carbohydrates, the most abundant biomolecules on earth, are produced by ? Enzymes, vitamins and hormones can be classified into a single category of biological chemicals, because all of these ? Which of the following statements regarding enzyme inhibition is correct? Which one of the following amino-acids was not found to be synthesized in Miller's experiment? The catalytic efficiency of two different enzymes can be compared by the ? Which one is the most abundant protein in the animal world? ? Which one of the following is wrong statement ? The “Repeating Unit” of glycogen is ? Fluidity of bio-membranes can be shown by ? Enzymes that catalyse inter-conversion of optical, geometrical or positional isomers are ? Which is an organic compound found in most cells? The effectiveness of an enzyme is affected least by ? Which one is diaminodicarboxylic amino acid? Chitin is a ? Which of the following is not a conjugated protein? Example of a typical homopolysaccharide is ? Feedback inhibition of enzymes is affected by which of the following ? With reference to enzymes, which one of the following statements is true? One strand of DNA has the following sequence of nucleotide 3’ ATTCGCTAT 5’ so the other strand of DNA has ? The ‘‘lock and key’’ model of enzyme action illustrates that a particular enzyme molecule ? Which one of the following statements is true with reference to enzymes? Which one of the following pairs is wrongly matched? Which one of the following is resistant to enzyme action? Turn over number of an enzyme is dependent upon ? The polypeptide or protein part of the enzyme is called ? The non protein part of an enzyme is known as ? The enzyme responsible for the reduction of molecular nitrogen to the level of ammonia in the leguminous root nodule is ? The activity of succinate dehydrogenase is inhibited by ? Ribozyme is ? Restriction endonucleases are enzymes which ? Restriction endonuclease is employed for ? Most of the members of vitamin B complex act as ? Many enzymes are secreted in inactive form to protect ? Beadle and Tatum showed that each kind of mutant bread mould they studied lacked a specific enzyme. Their experiments demonstrated that ? The first enzyme to be purified and crystallized was ? NADP+ is ? One common example of feedback inhibition would be ______? Km value of enzyme is substrate concentration at ? A protein having both structural and enzymatic traits is? In a cell, digestive enzymes mostly occur in ? Hydrolysis of starch occurs with the help of ? Which of the following influence feedback inhibition of enzyme? Enzymes, vitamins and hormones are common in ? Enzymes having slightly different molecules structure but performing identical activity are ? Enzymes functional inside the cells are called ? Enzymes exist in the cells as ? In which of the following organisms enzymes are absent ? ELISA tests are used to ? Specificity of protein in enzyme action depends upon ? Enzymes are sensitive to? Value needed for enzyme action is ______? The enzyme which hydrolyses starch to maltose is ? Enzymes are polymers of ? Catalysts are different from enzymes in ? Enzymes are basically made up of ? Zymogen or proenzyme is a ? Enzyme complex involved in alcoholic fermentation is ? Enzyme catalyzing rearrangement of atomic groupings without altering molecular weight or number of atoms is ? Diastase takes part in digestion of ______ ? Blocking of enzyme action by blocking its active sites is ? An example of competitive inhibition of an enzyme is the inhibition of ? Which of the following is produced with the combination of apoenzyme and coenzyme? An enzyme that joins the ends of two strands of nucleic acid is ? The coenzyme is ? The general mechanism is that an enzyme acts by ? The rough endoplasmic reticulum (RER) in the cells are because of the presence of ? Polysome is formed by ? Vacuole in a plant cell? Cytoskeleton is made up of ? Cell wall consists of? What is the common point of similarity between DNA and RNA? If a cell has twice as much DNA as in a normal functional cell, it means that the cell ______ ? A nucleosome is a portion of the chromonema containing ______ ? E. Coli about to replicate was placed in a medium containing radio active thymidine for five minutes. Then it was made to replicate in a normal medium. Which of the following observation shall be correct? Ribosomal RNA is actively synthesized in? What is true about ribosomes? Select the correct statement from the following regarding cell membrane ? Which one of the following does not differ in E.coli and Chlamydomonas? Comparing small and large cells, which statement is correct? The length of DNA molecule greatly exceeds the dimensions of the nucleus in eukaryotic cells. How is this DNA accommodated? Keeping in view the ‘fluid mosaic model’ for the structure of cell membrane, which one of the following statements is correct with respect to the movement of lipids and proteins from one lipid monolayer to the other (described as flip-flop movement)? Which one of the following pairs of nitrogenous bases of nucleic acids, is wrongly matched with the category mentioned against it? Plasmodesmata are ? Which one of the following organisms is not an example of eukaryotic cells ? Plasma membrane is made up of ? Middle lamella is composed mainly of ? Fluid mosaic model was given by ? Which one of the following also acts as a catalyst in a bacterial cell? Vital stains are employed to study ? Phagocytosis and pinocytosis are collectively termed as ? The two polynucleotide chains in DNA are ? Purines possess nitrogen at ? Which one of the following is not a constituent of cell membrane? Which one of the following structures between two adjacent cells is an effective transport pathway? ? When a ripe tomato is pricked with a needle a watery fluid comes out. This fluid is stored in ? What is a genophore? Tonoplast is a differentially permeable membrane surrounding the _____? Tonoplast, also called vacuolar membrane is a differentially permeable membrane surrounds the ______? The suffix 'S' in ribosome unit indicates ? The plasma membrane consists mainly of ? The main difference between plant and animal cells is ? The main arena of various types of activities of a cell is ? The cytoplasmic connections from cell to cell are known as ? Smaller cell is ? Plasmodesmata transports gibberellic acid in ? Prokaryote is characterized by ? The Golgi apparatus ? Nuclear matter without envelope occurs in ? The size of molecules, which can pass through the plasma membrane is ? Mitochondria do not occur in ? Membrane-bound organelles are absent in ? Longest cells in human body are ? Intracellular compartments do not occur in ? Which of the following is considered an exception to cell theory? Intact chloroplast from green leaves can be isolated by? In eubacteria, a cellular component that resembles eukaryotic cell is ? In a Golgi complex the structure which is the functional unit is ? Important site for formation of glycoproteins and glycolipids is ? Distinction of prokaryotes and eukaryotes is based on ? Cellular totipotency means ? Cell organelles are embedded in ? Carbohydrates present in the plasmalemma are in the form of ? Animal cell differs from plant cells in possessing ? Which one of the following is not considered as a part of the endomembrane system? Lampbrush chromosomes are seen in ? Which of the following is an example of cell devoid of nuclear membrane and mitochondria is ? What do prokaryotic cells lack? Cell sap is a ? Plasmodesmata are located in narrow areas of _______? Which one of the following organelles digests the old organelles that are no longer useful to the cells? A genophore (nucleoid) consists of ? Prokaryotic genetic system has ? Protoplasm found inside the nucleus is known as ? The spherical structured organelle that contains the genetic material is ? Cell was discovered by ? Which of the following is unique to mitosis and not a part of meiosis? The major event that occurs during the anaphase of mitosis, which brings about the equal distribution of chromosomes, is ? Which of the following events takes place during Diplotene stage of prophase I of meiosis? In the somatic cell cycle? Cells in G0 phase of cell cycle ? If you are provided with root-tips of onion in your class and are asked to count the chromosomes which of the following stages can you most conveniently look into? Synapsis occurs between ? The non-sister chromatids twist around and exchange segments with each other during ? What type of plant is formed when colchicine is used in the process of development of Raphanobrassica? Cell division can not be stopped in which phase of the cell cycle? Meiosis occurs for the human female in ______? Meiosis is best seen in ? In mitosis, nuclear envelope and nucleolus disappear during ? In humans, at the end of the first meiotic division, the male germ cells differentiate into the? Lampbrush chromosomes are observed in ? In Human secondary spermatocyte how many chromosomes are present? During gamete formation, the enzyme recombinase participates during ? Haploid complement of chromosome of an organism is ? Exchange of paternal and maternal chromosome material during cell division is ? During which stage the chromosomes first become visible? Crossing over occurs in ? During mitosis ER and nucleolus begin to disappear at ? During meiosis I, the number of chromosomes is ? DNA replication takes place during ? Cytoplasmic division of a cell is called ? Crossing-over results in ? Centromere is a constituent of ? Which of the following cellular structures always disappears during mitosis and meiosis? Cell plate grows from ? Balbiani rings occur in ? Protein subunit found within microtubules is ? Chiasmata are first seen in ? The stage in which daughter chromosomes move toward the poles of the spindle is ? A change in the amount of yolk and its distribution in the egg will affect? A bivalent consists of ? During oogenesis the cell that is fertilized by a sperm to become an egg is ? ______ are devoid of respiratory, excretory and circulatory organs? Which one of the followings in birds indicates their reptilian ancestry? Animals having a built in thermostat to maintain constant body temperature are known as ? Swarming generally occurs in ? Cell tissue grade of organization occurs in ? Water-Vascular’ system is found in ? The scientific name of Asian tiger mosquito ? Tachyglossus is a connecting link between ? Radial symmetry is generally exhibited by which animals? Which one of the followings belongs to platyhelminthes? Which one of the following characteristics is NOT a shared by birds and mammals? Which statement is correct regarding reptiles, birds, and mammals? Which one of the following statements is stated incorrectly regarding cartilaginous fishes? Which one of the following statements is incorrect? Taxonomically a species is ? Radial symmetry occurs in which set? ? Phylogenetic classification is based on ? Ornithorhynchus is an example of ? One example of animals having a single opening to the outside that serves both as mouth as well as anus is ? Cysticercus stage is formed in ? Radula is found in ? Cold-blooded animals fall into which category? Which one of the following is oviparous ? The metamorphosis of insects appears to be regulated through ? Cnidarians having cells called cnidocytes, contain organelles known as ______? Order Rhynchocephalia consists of ? Phylum mollusca can be distinguished from other invertebrates by the presence of ? Which one of the following is the true description about an animal concerned? Which one of the following is NOT a characteristic of phylum Annelida? All flat worms differ from all round worms in having ? Air bladder is present in ? A phenomenon when parasite parasitizes themselves is known as ? Animals, floating and drifting on the surface of water are ______? In planarians water enters the body by ______? Sharks, skates, and rays are also called ______ fishes? In many animals the rapid change from the immature organism to the adult (change from larva to adult in insects) means ? Earthworms eliminate cellular wastes and excess water through excretory tubules called ______? Insect mouthparts are adapted for different functions in different species. Mouthparts of houseflies are used for ? Echolocation is usually associated with ? Animals are motile because they have ? Annelids are called ______ worms? Bed Bugs contribute to the spread of ? Ornithorhynchus is a ? The osculum is an excretory structure in ? Peripatus is a connecting link between ? Pneumatic bones are expected to be found in ? Pupa occurs in the life cycle of ? Ichthyophis is a ? Male mosquitoes usually feed on ? Radial symmetry is usually associated with ? Fluke infections are diseases of the _______ in humans ? In cephalopod, the brain is formed from the fusion of ______? Kala-azar and oriental sore are spread by ? ______ is not an example of a cnidarian? Reptilian feature of Archaeopteryx is ? Silk fibre contains which proteins? Silk thread is obtained from silk moth during ? Class bivalvia is characterized by ? Sponges are ______ filter feeders? Tapeworm does not possess digestive system as it ? Tapeworm is ? All birds have ? The cells absent in gastrodermis of Hydra are ? The radially symmetrical cnidarians have a ______ body in two distinct layers ? Which one of the following statements about certain given animals is correct? Who wrote the book ‘Systema Naturae’? Phylum that doesn't have a true coelom is ? The clam nervous system is composed of ? Polymorphism occurs in animals of the class ? A common feature of tracheae of Cockroach and mammal is that both have ? Which of the following possesses post anal tail? A true coelom is lined on all sides by ? Turtles are ? What color is the blood of crayfish? What is common between kiwi, penguin and ostrich? What will you look for to identify the sex of the following? Common character of all vertebrates without exception is ? Collar cells are general characteristic of ? When tail is cylindrical and ventral scales do not extend the entire width of belly the snake is ? Which animal of the followings belongs to class crustacea? Which is a coelenterate? Which is a living fossil? Cold blooded animals are ? Which is limbless amphibian? Which is non poisonous? Which is not an insect? In a sponge which of the followings are responsible for maintaining the current of water? Which kind of symmetry occurs in sea anemone? Which of the following animal is not a vertebrate? Which of the following is non poisonous snake? Which of the followings is a diploblastic, radially symmetrical animal? Which of the following reptiles has four chambered heart? Which one of the following groups of animals is correctly matched with its one characteristic feature without even a single exception? Which of the following statement is correct? Which of the following statements is true about Roundworms? Which of the following statements is true? Which of the following types of fish is eaten usually by humans? Which of the followings are egg laying mammals? Which one of the following animals shows discontinuous distribution? Why do camels have a long neck? Which one of the following groups of animals is bilaterally symmetrical and triploblastic? The ______ are undifferentiated embryonic cells and produce the sex cells as well? Which one of the following is not a member of the group Eutheria? Which one of the following kinds of animals is triploblastic? In a sponge the whole inner surface of the asconoid is lined by ? Which one of the following pairs of animals comprises ‘jawless fishes’? Which one of the following phylum is characterized by absence of true coelom? A fat called blubber could be obtained from ? Which organism possesses characteristics of plants and animals? Which phylum has a true coelom ? Who formed the 'key' for identification of animals ? Who proposed artificial system of classification ? Which of the following is a merit in the Bentham and Hooker's system of classification? One of the most important functions of botanical gardens is that ? Two plants can be conclusively said to belong to the same species if they ? Practical purpose of taxonomy or classification ? Biosystematics aims at ? In angiosperm, characters of flowers are used in classification because ? Phenetic classification of organisms is based on? Classification of organisms based on evolutionary as well as genetic relationships is called ? A perennial shrub has compound leaves and solitary zygomorphic and epigynous flowers. Each flower reveals dichlamydeous condition with many stamens and multiple fruit with exalbuminous seeds. What is the ratio of advanced and primitive charactrs in it? Which one of the taxonomic aids can give comprehensive account of complete compiled information of any one genus or family at a particular time? Which series ends with the cohort umbellales in Bentham and Hooker's system of classification? The Phylogenetic system of classification was put forth by ? In which kingdom would you classify the archaea and nitrogen-fixing organism, if the five-kingdom system of classification is used ? In five kingdom system, the main basis of classification is ? Identify from the following, the only taxonomic category that has a real existence. ? Taxonomic hierarchy refers to ? Which of the following combination of characters is true for slime molds? Arrange the following in the ascending order of Linnaean hierarchy ? Which one of the following animals is correctly matched with its particular named taxonomic category? Which one single organism or the pair of organisms is correctly assigned to its or their named taxonomic group? Which statement is wrong for viruses? Which one of the following is common to multicellular fungi, filamentous algae and protonema of mosses? Maximum nutritional diversity is found in the group ? Single-celled eukaryotes are included in ? In the five-kingdom classification, Chlamydomonas and Chlorella have been included in ? Nuclear membrane is absent in ? Which one of the following is wrongly matched? New Systematics introduced by Sir Julian Huxley in 1940 is also known as ? The term species was coined by______ ? The area the cytoplasn without any cytoplasm are called as...? Give the name of sucidal bag of plant cell? Give name of organelle,which is surrounded by a single layered wall? Each ribosome are made up of how many subunits ? How many layers are there in the structure of thylakoid? The Orgenelle,which is related with production of ATP is ________ ? _______is a site for synthesis of glycolipids and glycoproteins? ______ is a currency of the energy? Bacteria possess which type of ribosomes? Microtubules are made up of by which protein? Which type of arrangement is shown by flagella of eukaryotic cell? Who proposed fluid-mosaic model? Which organelle is observed in animal cell but absent in plant cell? Who suggested that new cell arise through cell division of preexisting cells? In Eukaryotic cell cytoskeleton is made up of ________ ? In higher plants cell wall is made up of which substance? Cytoskeleton is made up of ________ ? Where ETS Occur’s? Mitochondria is organelle of which process? It is a power house of cell? Golgi apparatus is produced from which organelle ? Where,ribosomes synthesis takes place? For the synthesis of new protein and protein transport which organelle is related? Mitochondria stores? Aldolase enzyme related with which organelles? Nucleolus is ________ ? What is correct about Fluid-mosaic model? Prokaryotics differ form eukaryotics in ________ ? “Cell is a structural and functional unit of organisms”. who found out? In the following which sentance is false? Smooth endoplasmic recticulum is a synthesis site of which substance? The plasma membrane is made up of ________ ? In which phase the chromosomes appear clear? The subunits of prokaryotic ribosomes are ________ ? Microfilaments are ________ ? In higher plant stroma of chloroplast possesses? Middle lamella is made up of which substance? In plant cell vacuole is _______ ? Select,which assertion is false? Where the Chlorophyll is present in chloroplast? What is main difference between active and passive transport? Which asseration is false ? Which organelle possesses circular DNA? How much diameter of ribosome in prokaryotic cell? Which structure serves as a protective layer agaimst attack by phagocytes and by viruses? How many basic shapes of Bacteria are there ? The number of mitochondria per cell depends upon the? Which organelle is associated in the formation of basal granules, cillia and flagella? Like zygote any cell of the body is capable of producing a new individual is known as? The protoplast surrounding the centriole is called as? The leucoplast which stores protein is known as? Which organelle possess hydrolase enzyme? Various colours in flower fruit and seeds are due to presence of which pigment? This organelle possesses 9+0 structure? In peripheral region of centriole nine triplets are arranged at which angles? Each granum possesses how many thylakoids? How many grana present in one chloroplast? Which plastids possess chlorophyll pigments? which plastid is not included as a chromoplast? Which organelle is responsible for degradation of worn out cells? The area the cytoplasn without any cytoplasm are called as? What is produce when vesicle are separated from golgi body? How many unit occur in each stackpile of golgi apparatus? What is the function of SER? In some of Bacteria the outer-most layer is a loose sheath layer called as? Which is biggest animal cell? Which organelles are found only in animal cell? Who mention that the presence of a cell wall is an unique character of the plant cell? Who mentioned that cells had a thin layer around them? Which is the example of unicellular organism? Select unicellular organism which possess cillia? Chromosome in which centromere is located at the end is? Which organelle is not considered as a part of Endomembrane system? The cell wall of fungi is made up of which substance? It shows presence of Nucleoid? Bacteria possess small DNA other than circular DNA which is called as? In each chromosome centromere possessing disc shaped structure is? It actively synthesized r-RNA? No membrane surrouds in this organelle? The unit of phloem in which nucleus is absent? In human which cell lacks nucleus? It directs formation of the bipolar spindle during cell division? It possess Flagella? Microfilaments are made up of? The materials essential for dark reaction are located in ? In mitochodria, it contains F-particles? The cells involved in large amount of lipid synthesis,do not possess this orgenelle on Endoplasmicreticulum? The cell wall of algae is made up of which substance? Which structure possess flagellin protein? The association of more than one ribosome with a single molecule of m-RNA complex is called as? Prokaryotic cells have which architectural regions? It is the Smallest Cell? Who proposed that new cells arise through cell division of pre-existing cells? Who proposed the cell theory? It is responsible for begininig of the life of organisms? The ciliated columnar epithelial cells in humans are knows to occur in? Which of the following is not a connecting tissue? Which one of the following plasma proteins is involved in the coagulation of blood? Multi-lobed nucleus and granular cytoplasm are characteristics of which of the WBCs ? Which of these is not found in connective tissue? Which type of epithelium is involved in a function to move particles or mucus in specific direction? Fibroblasts macrophages and mast cells are present in ? Which of the following blood cells help in blood coagulation? Which type of tissue forms glands ? Matrix of bone and cartilage can be distinguished by the presence of ? Skin is? The outer covering of cartilage is called? The study of tissues is knows as ? Transitional epithelium occurs in? Which pair of structures distinguishes a nerve cell from other cells? Which structure is indicated by each myelinated nerve fibre? Cell body of which neuron giving rise to both dendrite and axonal branches? A structure formed by enveloped of schwann's cells ? The lighter bands in muscles fiber is called ? Which muscle tissue is mononucleate having granular sarcoplasm around its nucleus ? The darker bands in muscle fibre is called? Nucleus of which leucocytes have many lobe ? Which is metabolic waste product of blood ? Which of the following structure is not included in blood cells ? In the centre of bone there is a narrow cavity it contains a tissue which ? Matrix of bone is composed of protein called ? Which of the following characteristics observed in yellow elastic cartilage ? In which of the following yellow elastic cartilage is observed ? A Structure having blood vessels in hyaline cartilage is ? Which connective tissue is found in epiglottis ? Name the connective tissue present in larynx? Which Structure is able to move in areolar tissue ? Which of the following structure is seen in the joints between skull bones ? Who synthesized elastin protein ? It is composed of bundles of collagen fibers ? Which of the following structure present in abundance in subcutaneous tissue ? Give examples of elastic bond? It connects the bones joints and holds them in position ? Which of the following tissue in normally found in tendon ? Which connective tissue proper is made up of two types of fibre and cells ? Which of the following is not a component of Skeletal connective tissue ? Which of the following is not a component of connective tissue proper ? Which cells of areolar tissue are able to move and ingest foreign particles? Name of a structure formed of collagen protien ? When the surface cells of stratified epithelium contain insoluble protein (Keratin) the tissue is called ? Which tissue occurs with in the passages of the excretory organs ? Name the structure arranged on basement membrane in compound epithelium ? Which of the following is a function of cuboidal epithelium ? Which tissue is located in uterine tube and proximal tube of kidneys respectively ? Which of the following is arranged in a single layer ? Which type of epithelium is present in the inner lining of large bronchi ? Which of the following structure is not covered by epithelial tissue ? Which simple epithelium tissue cells are square in vertical sections and Polygonal in horizontal section ? Which of the following structure are made of several layer's of cells ? The correct match for edible part of fruit is? Which of the following is a wrong pairing? Find the incorrect match? Which of the following pairs is not correct? An inflorescence always forms a ? Which of these characters do not belong to Compositae? Drupe has? Unifoliate leaf is found in? Geocarpic fruit is ? A pome fruit is said to be false because? Seed is ? The hairs present in maize corn cob are? Brinjal show ______ calyx? Individual components of Perianth are call? Flower in which only set of one essential organ develops are call? Beauty of Bougainvillea flower are? Which of the following is actually not a flower? Modified stem of _______ protect the plant from grazing animal? ____require more than two growing seasons to complete their life cycle? Leaf morphology helps in ? Parallel venation is a characteristic of ? When the trunk is unbranched and bears crown of leaves at its apex, it is known as ? Which one of the following is not a characteristic of root? A root can be differentiated from the stem because of the absence of ? ______ are the vegetative organs of the flowering plants? The capacity for vegetative reproduction is found in? A characteristic of angiosperm is? Which is the correct pair for edible part? Fibers are found on the seeds of? False fruit is a fruit which develops from? Water inside a coconut is? What is the edible part in coconut? Which fruit is a type of nut? Wheat grain is an example of ? A composite or multiple fruit develops from ? A fruit in which the fruit wall (pericarp) and seed coat have got fused is called? What is the edible part of Mango? Which one of the following is not fruit? In the maize grain , the starchy food is stored in? The seed can be defined as? Cymose inflorescence is present in? Phyllode is present in? Flowers are zygomorphic in? Which one of the following statements is correct? The ovary is half inferior in flowers of? The fleshy receptacle encloses a number of? In the monocotyledonous seeds the endosperm is separated from the embryo by a distinct layer known as? In a compound umbel each umbellate is subtended by? Mangrove plant live in? Vexillary aestivation is characteristic of the family? The “Eyes” of the potato tuber are? Tallest gymnosperm? Bladder of Utricularia and Pitchers of nepenthes are modifications of? Phylloclades are? Root pocket does not occur in ? Viscum is? Stipular tendril modification is found in? An underground specialized shoot with reduced disc like stem covered by fleshy leaves is? A phyllode is a modified? A pair of insectivorous plant is? Which is not a stem modification? Leaf apex is modified into tendril in? The leaves are modified into tendrils, hooks, pitcher ,and bladder in the following plants respectively? Placentation in legumes is? Pappus is a modification of ? Staments with free anthers but filaments fused into a number of groups are? Perianth is found in a flower in which ? Number of female flowers in a cyathium is? Diadelphous condition is present on? The vexillm, standard wings and keel in pea flowers constitute? From the life cycle point of view the most important part of a plants is? floral formula represents ? Flowers are always present in ? Flower is a? A catkin of unisexual flower is found in? In monocot male gametophyte is? Inflorescence is ? A brightly coloured bract like covering associated with the banana inflorescence is called? Opposite decussate phyllotaxy is found in? Zig-zag development of inflorescence axis is an example of? If a raceme inflorescence is branched , it is call? What is the eye of potato ? Vegetative reproduction of Agave occurs through? Thorn is a stem structure because it? Petiole is modified into tendril in? Insectivorous plants catch insects for obtaining? Nodulated roots occur in? Stem modified into flattened photosynthetic structure is? The arrangement of leaves on stem is called? Adventitious roots? Smallest dicotyledonous parasitic plant of the world is? Which would do maximum harm to a tree. The loss of? Tiny sacs or bladders are found in? Red root is name of? Grasses are examples of the following type of stem? Turmeric is a stem and not a root because ? Stem is very much reduced in? Bulbils take part in ? Plants with jointed stem and hollow internodes are known as ? Phyllotaxy refers to? Leaves are attached to the stem at ? In one of the following the stem performs the function of storage and propagation? Winged petiole is found in? Roots are differentiated into adventitious roots by their? Sweet potato is a modification of? Some plans have rhizome and roots as underground structures. Which characteristics of rhizome would distinguish them from roots? Potatoes are borne on ? Epiphytic roots are found in? Form which pont of root, root hairs develop ? Food present in bulbil occurs in? In which of following, the plants have all roots? Which one of the following statements pertaining to plant structure is correct? Cork cambium results in the formaation of cork which becomes impermeable to water due to the accumulation of? Companion cells are associated with? In plant organ which is covered by periderm and in which the stomata ar absent, Some gaseous exchange takes place through? The sugarcane plant has? Passage cells are found in? Root cap is formed by? Transverse section of a plant is stainet with safranin and fast green what is the color of the phloem? Seconndary phloem remains functional generally? The vasculan cambium and cork cambium are the examples of? The crystals of calcium carbonate, which appear like a bunch of grapes in epidermal cellsof leaves of some plants , are called? Casparian strips are the characteristics of? The chief function of phloem is the conduction of? Kranz anatomy is seen in? Bulliform cells are present in? Raphides are the crystals of? Which of the following cells are without cytoplasm and nucleus? Which tissue is always present in the ground tissue of root and stem of all plants? If one conducting tissue completely surrounds anther one, the vascular bundle is called? In callateral vascular bundle , the phloem is present? When canbium is present, the vascular bundle is called? Cortex consists of three zones except? In maizestem, the peripherally located vascular bundle are normally? The hygroscopic cells of maize leaf are laterally covered by? Endodermis is a part of? The region of stele begins with? Epidermis of plant organs is mostly made up of? In roots the lateral root originates from? Which one of the following is an internal secretory structure ? Companion cell is? The tissue in roots which acts as check dam against water is? Phelloderm is formed of? Companion cell regulates the activities of? Growth rings are produced due to activity of? Root has always? What is the0 normal appereance of stone cells ? The ends of tracheids are? Compared to the diametre of metaxylem the diametre of protoxylem is? In trachaea the end walls are? In T.S. the trachaea appears? In T.S. the tracheid appears? In maize stem the vascular bundles are? Which of the following is absent in the phloem of monocots ? The last produced secondary xylem remains located near? Companion cells are? In dicot leaves the vascular bundles are? Secondary meristem gets activated from? Casperian strip is made up of? Which of the following cells is living but it is without nucleus? Sclerenchymatous hypodermis is found in? In endarch development of xylem the protoxylem is directed towards? Pericycle is always located inside the? Pericycle is always located inside the? Which cells regulate the opening and closing of stromata? Pericycle is formed of? Sive plate and Sive pores are located in the? Passage calls are found in? Lenticels are associated with? In leaf protexylem is directed towards? Conjoint,collateral and open vascular bundles are found in? The lateral meristem increases the? Lysigeneous cavity is found? Close type of vasular bundle lacks? The central Region of the stem and root is known as? Root hair is always? Which cells regulate the function of sieve tube ? The dead element of the phloem is? Which tissue is responsible for the increase in the length of the plant ? Stele remain covered by? Which simple permanent tissue is formed of dead cells. ? Which tissue is absent in monocot ? Which tissue is always absent in root ? Which tissue provides mechanical Strength as well as bayouncy support to the plant ? Which tissue provides elasticity to the young branches of the stem ? Casparian Strips are found p on the? In hydrophytes, stomata are? Bulliform cells are found in the leaves of? Lignin is absent in? In Which tissue deposition is seen outside the cells ? Collenchyma Shows deposition of? Which tissue is called a living mechanical tissne? Endodomis is always absent in? Exarch condition of xylem is found only in? In monocot stem the vaschlar bundles are? In stem,the xylem shows? In monocot leaves, the mesophyll Consists of? Cucurbita stem shows? Which of the following is a food systhesising tissue? Radial V.B are found in? Safranin stains? Which of the following element of xylem is living? Sieve tuabe is characterized by? Which type of thickening is found in protoxylem? The element of xylem in which end walls are absent are called? Companion calls are found in? Cuticle is always present on the surface of? Sclereids are also known as? In collenchyma, the thinkening of corners is made of? Which of the following is a living structure? Hydathodes are component of? The region in apical meristem develops in to? Which of the following is an exmple of laterel meristem? An egg laying mammals is? Which one is not correct ? The second largest aquatic vertebrate is? Mammal’s heart is? Right aoritc arch is present in? Which of the following is a flightless bird ? Which of the following snake is non-poisonous ? In which of the following reptiles, four chambered heart is present ? Salamander can regenerate? The limbless amphibian is? Air bladder occurs in? The jawless vertebrate is? Lateral line scnse organs occur in? In Echinoderms, tube fect are related with? The echinoderms are ? Scientific name of starfish is? Arms are absent in? Tube feet are the locomotory organs of? Mollusca is? The second largest number of species containing phylum in the animal kingdom is? Salient feature of Arthropoda is? Animals which active at night are called? Which of the following respires through gill ? Which of the following is an insect ? In cockroach, vision is due to? Exoskeleton of which phylum consists of chitinous cuticle ? The exerctory organ in cockroach is? Book lungs are respiratory organs in? The respiratory pigment present in cockroach is? Which of the following is a crustacean ? Which of the following have the highest number of species in nature ? Body cavity lined by mesoderm is called? Metameric segmentation is the main feature of? Which of the following animals has a true coelom ? Phylum of Taenia Solium is? Nephridia of Earthworms are performing same functions as ? In which of the following organisms, self fertilization is seen? The excretory cells, that are found in platyhelminthes? Medusa is the Reproductive organs of? Sea anemone bolongs to phylum? Cavity of coolenterates is called? Symmetry is cnidaria is? Classification of sponges is primarily based on the? When any plane passing through the central axis of the body divides the organism in to two identical halves, it is called? Different types of teeth are present in the jaw in ________? Which mammalian have adapted to Fly ? Which one of the following mammalia live in water? Mammary gland are found in? Air sacs is connected to ________ in birds? Which is correct for birds ? The blood of Aves is? Gizzard is associated with ________ in birds? Which of the following is present on the skin of bird? The hind limbs are modified for ________ in Aves? The hind limb generally have ......... in Aves? Which of the following is a fightless bird ? Choose the correct combination of the given option ? Which animals of the following reptile is poisonous ? They do not have external ________ opening in reptilla? A four chambered heart is not found in? Dry skin with scales or scutes without gland is a characteristic of? Which type of Respiratory is/are found in amphibians? Choose the correct combination of the given option? ......... open into a common chamber called cloaca? The limbless amphibians is? They are cold-blooded animal? The scaleless vertebrate is? Which of the following is oviparous fish ? Terminal mouth occur in? Sea horse is? Air bladder is absent in? Chondrichthyes is characterized by? Chondrichthyes is characterized by .........? Larve of .......... after metamorphosis return to the ocean? .......... have a sucking and circular mouth without jawas? Vertebrates have ventral muscular heart with ________ chambers? Notochord is present only in larval tail ? The notochord is replaced by a ________ vertebral column in chordal-G? Into how many sub-phylum chordata is divided ? The body is cylindrical and composed of ________ in Hemichordata? Water vascular system which help in ________? An excretory system is absent in? In which of the following phyla, while the adult shows radial symmetry, the larva shows bilateral symmetry ? The mouth contains a file-like rasping organ for fooding, called ________ in Mollusco? The exeretory organ in cockroach is? The respiratory organ in arthrpoda? The body of arthropods is covered by ________ exoskoleton? This is the largest phylum of Animal on the earth? Blood sucking animal is ________ ? Which is correct for earth worm? The pseudocoelomate among these is ________? Ascaris is found in? Function of suckers cell in liverflulke? The excretory cells, that are found in platyhelminthes are _______? Ctenophores commonly known as ________? The body bears ________ external rods of ciliated comb plates in pleurobrachia? Gastro-vascular cavity is located in? Cnidoblasts are used for? Which of the following is rightly matched ? Which animal is umbrella-shaped and free swiming .........? Which animal has a cylindrical form? Find the odd? Cavity of coelenteratcs is called? Which of the following phylum animals are mostly found in marine water but few are in freshwater? The canal system is characteristic feature of? Collar cells are found in? Which of the following is a characteristic feature of sponges ? Which classification system had been given by Whittaker ? Embryo is not formed in _______? If the seeds are formed from the megasporophylls and not enclosed in a fruits the plant belongs to _______? The tallest living tree of a Angioperm is _______? Presence of rigid cell wall is characterized by kingdom _______? Who classified the Angiosperms into two classes ? Class dicotyledon is dived into _______ ? Pre-fertilized endosperm is characteristic of _______? The biggest and dominant group is _______? Which is the Fossil member ? Microsporophyll : Stamen then Megasporophyll : _______? Xerophytic Characters are present in _______? The smallest gymnosperm is _______? The tallest living tree in the world is _______? In which plant, the gametophytic phase is main and sporophytic phase is subsidiary? The first land plant on earth was _______? In which plant, gametophytic phase is main and sporophytic phase is subsidiary? Which sentence is true for Bryophytes ? Rothmelur has diveded the Bryophytes into _______? The father of Indian Bryology is _______? Plant of this group possess naked seed? Symbiotic relationship is found in _______? “Fruting body” is characteristic of _______? On the basis of external form lichen are _______? The shape of Fruting body of lichens is _______? The plant cell without chloroplast is _______? In lichens fungal component is known as _______? In lichens Algal component is known as _______? Lichens were first discovered by _______? Study of lichens is called _______? In Fungi reserved food materials are _______? Fungus cell wall is made up of ________? Protista include? Unicellular eukaryotic microorganisms comprise ________? The study of algae is called ________? The first existing group of plant is ________? The main structural component of virus is ________? TMV virus was discovered by ________? A virus contains ________? Virus have? The name virus was given by ________? Which of the following diseases is caused by viroid ? Viroid consists of? Viroids were discovered by? Which one of the following is also called halophiles ? Prokaryotes are included in the kingdom ________? In which of the following kingdoms, bacteria and blue-green algae are included ? By how many criteria, living organisms have been classified into five kingdom? According to Whittaker’s classification, prokaryotes are placed in ________? Helophiles is also called? Who is the “Father of Taxonomy” among the following ? Which of the following is included in five kingdom classification? Who promote the eco-tourism? Where dry specimen of plants preserved? Who provide ecological, economical and ethnobotanial data of any plant species? What is used for drying plant specimens? Who provides key for the preparation of modern system of classification? “Specific preservative chemicals for preservation are sprayed on plant specimen”. This process is known as —————? How many botanical gardens are documented in “IABG”? Ethnogallary is a part of—————? The zoological parks are working under supervision of ———————? Which one of the taxonomic aids can give comprehensive account of complete complied information of any one genus or family at a particular time? Where the Lyoid Botanical Garden is situated? Where the New york Botanical Garden is located? Where the Herbarium of forest research is located? Where the British museum of Royal Botanical Garden is located? Staff of Botanical garden gives understanding of————? What can be developed for conservation of rare genes? Ex-situ conservation and inbreeding between animals whose aim is this? At which places museum are more rich and informative? Skeleton gallery: Museum: Fernary: ————? Greenhouse: Botanical garden: Ethonogallary: ———? Cactus house: Botanical garden: Reptile house: —————? Snake house: Zoological park: Orchidium: —————? Which of the following is a correct sequence? Where the Arignar Anna Zoological park is located? Where endangered animal species are kept for reproduction? Who prepare red list for endangered species? Where Rajaji national park is located? Botanical garden provide——— ? Where the botanical name of plants is labeled? Kew, London is famous for————? In your opinion, which is the most effective way to conserve the plant diversity of an area? One of the most important functions of botanical garden is that—————? One of the largest herbarium is located in——————? A place of collection of dried plant specimens is————? The most famous botanical garden of the world is…….? One of the oldest, best preserved and most complete hominid fossil commonly known as ‘Lucy’ belongs to the genus? Which one of the following ancestors of man first time showed bipedal movement ? Peking man is known as ______? The first man to use fire was ______? A human species who were more intelligent than the present human beings? Human evolution actually started in ______? Closest primate to man is ______? The evolution of genera ‘Homo’ occured in? Which one of the following statement is correct ? The most recent in human evolution is ______? ‘Piltdown man’ is? Neanderthal man differs from modern man is ______? Leakey and Leakey discovered the fossils of ______? Who was the first civilized man ? Present age of human known as ______? Apes share ............... blood groups with man? Mass extinction of the end of Mesozoic era was probably due to ? Which is not applicable to the Biological species concept ? Hardy – Weinberg equilibrium is known to be effected by gene flow, genetic drift, mutation, genetic recombination and? Sympatric speciation arises due to? Genetic drift occurs when few individuals of a colonize, the phenomenon is? Phylogenetic evolution refers to? In a population, group of individuals of similar phenotypes are formed due to differential reproduction due to? Retrogressive evolution is shown by ______? Which one of the following phenomena supports Darwin’s concept of natural selection in organic evolution ? Cosmozoic theory was given by ______? Which statement is correct ? Industrial melanism is an example of? Darwin’s natural selection is based on? Theory of Lamarck was based on? Darwin’s theory of natural selection is objected, because it? Who gave evolutionary concept of determinants ? An old view about evolution states that the organisms were created by a super organism in the same condition as they exist now. This theory is called ______? The tracking of evolutionary history of organisms is ______? Which one is not a vestigial organ in man ? Potato and sweet potato ______? An important evidence in favour of organic evolution is the occurence of? Evolution and natural selection is demonstrated by? Which of the following leads to evolution ? Mesozoic era is called golden period of ______? Which of the following cannot determine phylogenetic relationships ? The Jurassic period belongs to the ............ era? Postanal tail can be traced in ______? In external appearance the krait and lycodon are indistinguishable. This is an example of? Precipitation test gives evidence from ______? These are some examples of vestigial structures in man? all mammals, whale, dolphin, bat, monkey and horse have some common trait, but they also show conspicuous differences. This is due to the phenomenon of? It is not a true fossil? The age of rock is calculated on the basis of ______? The best way of dating fossils recent origin is by ______? The Haeckel’s theory of biogenetic Law means that ______? Many of the animals and plants found on islands are ______? A study of evolution has established the systematic positions in many animals. In some animals chordate characters are absent in adult stage, but present in larval stage, eg. Herdmania has been included in ______? Biogenetic law states that ______? Von baer supports the theory of evolution on the basis of? A living connecting link which provides evidence for organic evolution is ______? Appearance of facial hair in some people is an example of? Which one of the following terms would most correctly describe the relationship between the flight organs of animals like locust, bat, swallow, and flying fish ? Vermiform appendix in man, nictitating membrane and wisdom teeth are ______? Serial homology is exhibited by ______? Mesozoic era is associated with mass extinction of ______? Parallelism is ______? Evolutionary convergence is characterised by? Mega evolution is ______? According to abiogenesis life originate from ______? Coacervates were experimentally produced by ............. ? Which one of the following is present today but was absent about 3.5 billion years ago ? The earliest organisms were ______? Coacervates are? What was the resultant found in place marked E ? Who performed this famous experiment to prove origin of life ? The first photoautotroph organisms were ______? What is ethnobotany ? The utilization of elements and compounds in nature generation theory because ______? The determine which molecules might have formed spontaneously on early earth, Stanley Miller used an apparatus with an atmosphere containing ______? The era called ‘age of prokaryotic microbes’ is ______? The doctrine of evolution is concerned with ______? The first organism to be found on a bare rock is a (an) ______? The stage for the evolution of autotrophs was set with the evolution of ______? The primitive cell-like colloidal particles capable of growth and division were ______? Anaerobic photosynthetic bacteria appeared on the earth about ______? The first formed organism (riboorganism) used only ................. for catalyzing reactions? The experiment to show the production of mice in 21 days from a dirty shirt placed in contact with kernels of wheat was carried out by ______? The earth like other planets formed from ______? The surface temperature of the sun is ______? Which of the following are the most distantly related to one another? Why is similarity misleading when it comes to inferring evolutionary relationships? Which of the following must increase over geological time according to evolutionary biologists? Which of the following are kingdoms? Which of the following is not an example of a monophyletic taxon? Why is the advent of reproductive isolation important from an evolutionary standpoint? Why, according to our reading, did Darwin take so long to publish the Origin of Species? According to our reading, how did George Cuvier account for extinctions in nature? What's the difference between genetic drift and change due to natural selection? What's the difference between natural selection and sexual selection? Which of the following is an example of environmental variation? Which of the following is an example of genetic variation? Why is genetic variation important from an evolutionary standpoint? Which of the following examples of variation is not important from an evolutionary standpoint? Which of the following is not a source of variation in a population? Evidences of evolutionary relationships is found in ______? Speciation is the evolutionary process by which _____? Links between organisms that show branching pattern of evolutionary relationships are shown by_____? Human being belongs to the species of_____? The scientist who cut off the tails of mice of successive generations to prove Lamarck's theory was wrong was _____? Which of the following are not the examples of analogous structures? Which of these is not a living fossil? __________ was a predecessor of Darwin and he developed the theory of acquired characteristics? By studying analogous structures we look for ______? The difference between Homo sapiens and the Homo erectus was ____? Microevolution takes place due to? Which of the following sentences is true about the evolutionary process? Heredity or inheritance of specific traits became clearer due to? Alternative forms of a gene are called _____________? Branch connected with nomenclature,identification and classification is called_________? The suffix Phyta indicates__________________ ? Branch connected with nomenclature,identification and classification is called_________? A group of interconnected genera is called ..........? Hierarchical classification means ____________ ? Common name and genus are same in .......... (PMT-07)? Taxonomic category arrange in descending order .......... (MH-01)? Maize is a .......... (CBSE-09)? How many obligate categories are there (BHU-06)? The smallest unit of living organism is .......... (AIPMT-2003)? Huxley is a father of which systematic (HARYANA-2009) ? Natural system of classification given by .......... (UP-PMT-2009)? Two plants can be conclusively said to belong to the same species if they .......(CBSE-2007)? The living organisms can be unexceptionally distinguished from the non-living things on the basis of their ability for .......... (CBSE-2007)? Species are considered as .......... (CBSE-2003)? The unit of classification containing concrete biological entities is .......... (WARDHA-2003)? Basic unit of classification of organisms is .......... (CET-2003)? Who coined the term ‘taxonomy’ (BVP-2003) ? The smallest unit of classification is .......... (GGSPU-2002)? True species are .......... (CBSE-2002)? Carl Linnaeus is famous for .......... (GGSPU-2002)? Carl Linnaeus is famous for .......... (GGSPU-2002)? Binomial nomenclature refers to .......... (CET-2000)? Taxon includes .......... (PMT-2002)? In taxonomy, class comes in between .......... (CET-2002)? The five kingdom classification was given by .......... (BYP-2002)? Which is the first step of taxonomy (MGIMS-2002) ? Which is not a unit of taxonomic category (BVP-2002) ? Which of these is correct order of hierarchy(WARDHA-2002) ? Inbreeding is possible between two members of .......... (AMU-2005)? Which of the following taxons cover a greater number of organisms (PMT-2001) ? One of the following includes most closely linked organisms (PMT-2001)? Taxon is .......... (CET-2000)? First botanist to give binomial nomenclature was .......... (WARDHA-2000)? Growth in plant is .......... (pmt-99)? Which is the lowest level of organization in the living kingdoms (CET-98)? In classification the category below the level of family is .......... (CET-98)? Binomial nomenclature was given by .......... (BHU-97)? One of the following cannot be called a taxon .......... (PMT-98)? A community includes .......... (CET-98)? Which of the following will form a new species (PMT-98) ? Two organisms of same class but different families will be kept under the same (CET-98)? New systematic and the concept of life was given by (BHU-98)? The total words in binomial nomenclature are .......... (PMT-97)? The correct sequence of taxonomic categories is ..........? Which of the following is the correct sequence in the increasing order of complexity (PMT-97) ? A group of plants or animals with similar traits of any rank is kept under .......... (PMT-96)? Species is .......... (CBSC-94)? Taxonomically a species is .......... (PMT-94)? The smallest taxon amongst following is ..........(PMT-94)? In taxonomic classification the correct sequence is .......... (CBSC-92)? Atmosphere has how many distinct layers ? Autumnal Equinox occurs on ? Vernal Equinox occurs on ? There are total __ Continents ? What is the phylum of Octopus? What is the mode of nutrition in bacteria? What does a bacteria lack? Which of the these are found filamentous ? In which organism flame cells form the excretory system? Choose the vascular plants out of these? Which sub group in plant kingdom produces flowers? The excretory system in annelids is consisted of tubes called? What is not poisoning among these? What does Arthropod means? What is not possessed by bacteria? The mode of nutrition in fungi? What is the exclusive marine phylum? Which phylum of animals is also called flatworms? In which the reproductive organs are hidden? Neural system consists of paired ganglia connected by lateral nerves to double ________ in annelida? Which of the following must increase over geological time according to evolutionary biologists? Mammalian kidney, under restricted water supply can conserve water by over _____ % reabsorption of glomerular filtrate? Each human kidney receives _____ % of total cardiac out put? In Urea cycle ______ ammonia molecules combine with 1 CO2 molecule to form 1 molecule of urea? Which of the following animal excrete nitrogenous waste mainly as uric acid? Aquatic animals excrete nitrogenous waste commonly in the form of? Which of the following is most toxic? Thick, waxy & leathery cuticle around leaves is present in? It has been estimated that in a normal person plasma constitutes about ____ by vulume of blood? Symbionts which help plants in uptake of phosphorous and trace metals such as zinc and copper? Stomatal transpiration is _____ of total transpiration? More than ______ compounds of tar of tobacco smoke are involved to cause cancer? % age of CO2 carried as carboxyhaemoglobin is? In most birds air sacs are _____ in number? When abdomen expands, the number of spiracles open is? Number of spiracles present in the thorax of cockroach is? Number of spiracles present in cockroach is? The air spaces may comprise upto ______ of total volume of leaf surface? There are ______ stomata per square cm of leaf surface in Tobacco plants? Water is _____ times viscous than air? Anus is surrounded by _____ types of muscles? Hepatic and Pancreatic secretions are also stimulated by a hormone produced by the intestinal mucos1⃣ The hormone is? From one pyruvate passing through Kreb's cycle, how many NADH are formed? Breaking of terminal phosphate of ATP releases about _____ Kcal of energy? In Anaerobic respiration only _____ % of the energy present within the chemical bond of glucose is converted into ATP? Stomata cover only _________ of leaf surface? Photosynthesis carried out by terrestrial plants is ____ of total photosynthesis? First Actions spectrum was obtained by using? The percentage of light absorbed by the leaf? PS I has chlorophyll a molecule which absorbs maximum light of _____ nm? About _______ % of photosynthesis is carried by terrestrial plants, while rest occurs in ocean, lakes, and ponds? Germ theory of disease has ______ postulates? Which of the following disease results in Paralysis due to viral attack on C.N.S? Protein subunits of capsid is called the capsomeres is a characteristic of each virus. Their number in Herpes virus is? Which of the Euglenas character resembles that of animals? Centrioles are composed of ________ triplets of microtubules? The number of species of organisms currently known to science is? Which statement is incorrect for pasteurization? Oxygen accounts for ____ % of totals human body mass? Out of 92 naturally occurring chemical elements how many are considered as bio-elements? How many carbon atoms are required to form a furan ring (ribofuranose)? There are mainly _______ types of tRNA? Each turn of DNA contain _______ nitrogenous base pairs? An insulin molecule consists of _____ polypeptide chains? Total number of amino acids in a hemoglobin molecule are? Total number of amino acids discovered so far in cells and tissues are? Proteins comprise of _____% of the total dry weight of a cell? Chemical component/s less in eukaryotic cell as compared to prokaryotic cell is / are 1 lipids 2 carbodydrates 3 proteins 4 DNA? % of Glucose normally present in our blood is? % of water in brain cells is? Which one is an organic compound? The branch of biology which deals with the study of chemical compounds and the chemical processes in the fliving organisms is called? In humans the number of tetrads formed during mitosis is? What percentage of light reaching the earth is used in photosynthesis? How many moles of carbon dioxide are produced by complete oxidation of one mole of puruvic acid? Why lipids are waterproof? Protein content in wheat is approximately? is called the Power house‟ of cell ? In the following plants in which a part of leaf gives rise to a new plant? All Genes are made up of? Vitamin soluble in water is? The number of segments in leech is? Who is called the Father of Genetics‟ ? Which of the following is the best source of vitamin A ? How many bones are there in a human body? The exchange of gases in a mammal takes place is? In man, expired air contains oxygen about? What percentage of the water that filters into the nephron is reabsorbed? Watson and Crick composed the model of DNA structure in? Rh factor derives its name from? Heterosis is? “Barr body” is derived from? Genes located on Y-chromosome are? Inheritance of total colour-blindness is? Inheritance of total colour? Mutations used in agriculture are? Which of the following is an example of a point mutation? The plant that was made popular by “DE VRIES mutation theory”:? Which of the following is a mutagen? Which of the following is not heritable? Allosomes are? Continuity of germplasm theory by WEISMANN was proposed in? Chromosome theory of heredity was postulated by? The surface of nerve fibers bears narrow areas called? Bombay duck and hilsa are examples of? Which of the following is the high milk yielding variety of cow? Anthrax is a serious disease of? Inland fisheries is referred to? Which of the following is called the “Father of White Revolution” in India? White Revolution is related to the increase in production of ? Murrah is a high-yielding breed of? Iron in hemoglobin exists as? In camel, erythrocytes are? Nissl‟s granules are found in cyton of nerve cells. These have affinity for basic dyes. The granules are made up of? A bone is distinguished from cartilage by the presence of? A man was brought up at sea level while his brother spent all his life at an altitude of 10,000 feet. The latter will have? Bone forming cells are? Tendon connects? The fibrous tissue, which connects the two bones, is? Which one of the following directly helps in keeping the body warm? Wrinkling in old age is due to? Which type of tissue forms the framework of the external ear? Sebaceous glands are found in 1⃣ Dermis of skin of mammals? Which type of tissue forms glands? In man thickest skin is found in? The epithelium best adapted for abody surface subject to abrasion is? Endothelium of the inner surface of blood vessels in vertebrates is? Which types of tissue form the thin surface for the gas exchange in the lungs? Safranin stains which element of the tissues? Cork cells are? The wall of cork cells is mostly impregnated with ? The youngest layer of secondaryh1oem in woody dicot stem is located? Bulliform cells are present 1⃣ In upper epidermis of dicot leaves? Human genome contains about? Mehsana and Jaffarabadi are examples of ? Silver Revolution is associated with the increase in the production of? Catla and rohu are examples of? The study of fish culture is called? The strongest muscle in the body is present in? Afferent nerve fiber carries impulses from? Schwann cells and nodes of Ranvier are found in? Schwann cells and nodes of Ranvier are found in ? Muscles, which are immune to fatigue, are? In human, increased heat production is achieved most rapidly by increase the activity of the? When we lift hand? Striped muscle fiber has? Which of the following tissues in a human being uses the greatest amount of energy? Which one of the following blood pigments contains copper? Life span of RBC is? Mammalian erythrocytes are? Blood is? The bone of a mammal contains Haversian canals, which are connected by transverse canals known as? Haversian system is typically found in bones of? A bone left in dilute HCI for about three days will? The major constituent of vertebrate bone is? Ligaments are made up of 1⃣ White fibers and some yellow elastic fibers? The white fibrous tissue occurs in? The camel‟s hump is composed of a tissue that provides water when oxidized? Ground substances and fibers in the connective tissue are the secretory products of? Which of the following tissue has matrix, which is the source of its structural and functional performances? Mammary glands are modified? Horns of most mammals are composed of? The actively dividing layer of columnar cells in the epidermis of man is called as the? Epithelial tissue with thin flat cells appearing like packed tiles occur on? Which type of tissue forms the inner lining of a blood vessel? A tissue is a 1⃣ A group of separate organs that are co ordinate in their activities? Grafting is not possible in monocots because they ? Trees at seashore do not have annual rings because? The cross-section of a trunk of a tree showed 50 annual rings. The age of tree is? Commercial cork is obtained from the species of? What is the other name for the cork tissue? As a tree grows older, which increases more rapidly in thickness? Lateral meristem is responsible for 1⃣ Growth in parenchyma? Mesophyll tissue is well differentiated into spongy tissue and palisade tissue in? Penguin is a bird that lost the use of its wings by not flying. Such a statement would express the views of ? The book named “Philosophic zoologique” was published in 1809 and was written by:? Evolution is defined as? Presence of gill slits in the embryo of all vertebrates supports the theory of? The earliest animal to have been domesticated by man most likely the? Which of the following set represents all vestigial structures in the human body? Which one of the following sets of structures includes only analogous organs? Of the following anatomical structures, which is homologous to the wing of a bat? Which of the following set is the evidence of evolution? The fossil remains of Archaeopteryx is a connecting link between? The “Golden age of Reptiles” was? Which were dominant in Mesozoic? Biologists who study the sequences of organisms in the fossil record are? The richest source of fossils is? In their laboratory simulation of early Earth, Miller and Urey observed the abiotic synthesis? Russian scientist who proposed the theory of origin of life was? The first organisms were ? PASTEUR succeeded in disproving the spontaneous generation theory because? According to scientists, the Big Bang occurred approximately ___ years ago.? „Survival of the fittest‟ was used by? Which of the following was most influential upon Darwin‟s formulation of theory of natural selection? The Galapagos Islands are associated with the visit of ? WWF is abbreviation o? Number of species whose characteristics were described by Abu-Usman Umar Alhijaz are? Robert Whittaker proposed five-kingdom classification system in? A bird about 60 cm long, omnivorous eats insects, seeds and small animals is? Name of order to which humans belongs is? To classify organism, biologist categorize into number of groups that is? Andrea Caesalpino divided plants in to groups which are in number? Order name to which pea plant belongs is? Human genome project was published in? The fastest acting enzyme in the biological kingdom is? What is the chromosome number in a human ovum? The element which is the most abundant in the human body is? What are the basic units from which human spare parts can be created ? How many feet has a crab got ? Night blindness results from the deficiency of? During photosynthesis the liberated gas is? What may be the cause of mal-functioning of thyroid gland ? Frontal cyclones occur characteristically in? The lens used in a simple microscope is? Haemocyanin is found in? First hormone prepared by genetic engineering is? A clone is a group of individual obtained through? The genetically engineered ‘Golden Rice is rich’ in which of the following? Which of the following is a Biological method of soil conservation? Which of the following is largest biosphere reserves of India? August Weisman proposed ? Double helix model of DNA is given by ? Which of the following appeared to be with a significant potential for accumulation through food chains? Which gas is responsible for global warming? Sound become hazardous noise pollution at level ? Cyanide poisoning causes death in seconds because? BOD is ? Which of the following is the bestg indicator of SO2? The most important indoor air pollutant is? The world’s only floating national park is situated in? Eco mark is given to an Indian product which is? Pyramid of energy in a ecosystem is ? 10% law of energy transfer in food chain was given by ? Which one lacks both root and stomata? Centre for Ecological Science is situated at? The term ecosystem is first given by? Life originate by chemosynthesis was proved in the labouratory by? When one gene pair hides the effect of the other unit, the phenomenon is referred to as? Gene is ? Reserve transcription was discovered by? Differentiation of organs and tissues in a developing organisam is associated with? DNA fingerprinting is a technique used for the detection of? Double helix model of DNA is given by? Word gene was given by? Who is the father of Genetics? The word ‘vaccination’ has been derived from a Latin word which relates to? Which of the following is most injurious growing population of India? Blood cancer is commonly known as? Typhoid and cholera are typical example of ? Precursor of which one of the following vitamins comes from β carotene? Vitamin A is mainly stored in? Protein Energy Malnutrition causes? Who invented the vaccination for small pox? Xerophthalmia in human beings is caused due to deficiency of ? Nosocomial inferection is? Which of the following is involved in controlling blood sugar level? The vitamin which is water soluble and generally excreted in urine is? Wha is ‘breakbone fever’ most commonly known as? Vaccination is available against all of the following disease except? Iodine test is used to detect? In human body, ligaments are made up of ? Longest cell found in the body of human? Cellular totipotency means? All life forms contain ‘molecules of life’. These are? Function of lysosome is? Sucidal bag of cell is ? Green colour of leaves is due to ? Attractive colour of flower and seed is due to? ‘Barr body’ is found in ? Which organelles in the cell, other than nucleus contain DNA? Female reproductive harmons is? The hard enamel layer of teeth is? Which of the following is known as master gland in man? Amocentesis is techniques use? Malfunction of which organ causes diabetes? Filtration of blood occur in ? Forman Magnum is an aperture found in the ? How many pair of nerve arises from vertebral column? Which blood group is a universal recipient? Antigen presenting cells are specialized cells present inall of the following, except ? Invention of blood group is done by? Purification of blood takes place in? Volume of blood found in a healthy person? In human digestive system, the process of digestion starts in? Pair of ribs found in man? Name the Vitamin not found in any animal food? The largest organ of human body is? Blood is a ? Which one of the following is not a part of nerves? Energy is required for maintenance of life. It is obtained by a process called? Which endocrine gland requires iodine to synthesize a particular hormone whose deficiency may cause goiter disease? In human body, which one of following hormones regulates blood calcium and phosphate? Glucose is a type of? Image of object is formed on which part of eye? The sense of balance is achieved by? Which of the following gland is responsible for the secretion of insulin? Dolphins are classified under? The snake who make their nest? The most poisonous snake is? Cobra emits venom through? What is farming along with animal husbandry called? Kala – azar is transmitted by ? What does the word ‘amphibian’ mean? What is vermicultrue? Study of disease like cancer? Branch of science which deal with the study of skin of man? Element playing role in nitrogen fixation? Red not of sugarcane is caused by? Which of the following is used as rodenticide? Number of stomata is less and sunkin in? Water and mineral in plant is transported through? Leaves of which of the following plants are not used for the rearing of silkworms? Example of positive geotropism is? For the growth in length of plant which of the following is not essential? The instrument by which rate of growth of plant is measured? Harmone helping in cell division? Incomplete break down of sugar in anaerobic respiration form ? Fermentation is ? Respiration is? An element present in chlorophyll ? Photolysis of water involves? The oxygen in photsythesis is released from? Dwarf plants can be made taller by applying? The loss of water in the form of water drops is called? Willting of plants occurs due to excessive? In soil, water that is readily available to plant roots is? Transpiration in plants is a process of? Plant which grow in saline soil are? Crop shown at the commencement of the monsoon is called? The plant from which cocoa and chocolate are obtained is? Lungs of a plant are? A fertilized egg is known as? Double fertilization is main feature of? The inflorescence of wheat is? Agar agar is prepared from? Ginger is? Dr. Norman E. Borlaug belonged to? An enzyme produced by HIV that allows the integration of HIV DNA into the host cell’s DNA is ? Fiber of cotton is obtain from? Which part of the cinchona yields a drug? Aflatoxins are produced by ? Red rot of sugarcane is caused by? Agar- Agar is obtained from ? The biggest single- celled organism is? Desease caused by HIV? Virus that infect bacteria are called? EBOL is a ? Curd is sour due to presence of? Xenobiotics which are inherently resistant to microbial attack are called as? In Exo-biology we study about? Study of growing plant without soil in water containing nutrient is? Estimatin of age of woody plant by counting annual ring is? Study of internal structure of plant? Study of pollen grain is called? Silviculture is the branch of botany in which we study about ? Largest gland in human body is ? Pepsinogen is secreted by? Saliva has the enzyme? Which of the following animals has no need for a gall bladder? The part of digestive system where no digestion occurs ? An enzyme which can only act in acidic medium is? In humans, bile juice is secreted by? Which of the following has no skeleton at all? Number of chromosomes in Down's syndrome is? The number of chromosomes in human body is?