Biology - Mock Test 15

Question 141

Duchenne muscular dystrophy can be cured with

A) Allopurinol B) Creatinine phosphokinase inhibitors C) Corticosteroids D) None of these

---

No Details

Question 142

The involvement of this muscle affects the breathing in Duchenne muscular dystrophy

A) Tricpes B) Biceps C) Diaphragm D) Quadriceps

---

No Details

Question 143

Which of this bacteria is resistant to penicillin as it lacks a cell wall

A) Spirochetes B) Cyanobacteria C) Mycoplasmas D) Bdellovibrios

---

No Details

Question 144

What is a cluster of polar flagella called

A) Petritrichous B) Monotrichous C) Amphitrichous D) Lophotrichous

---

No Details

Question 145

Which of these is a cocci occurring in single or pairs

A) Diplococci B) Streptococci C) Tetracocci D) None of the above

---

No Details

Question 146

Flagella is bacteria enables them to

A) reproduce B) locomote C) Thrive in nutrient agar D) Adhere to tissue surfaces

---

No Details

Question 147

This about cell wall of gram-positive bacteria is true

A) cell wall comprises of many layers B) cell wall is thicker than the associated gram negative bacteria C) Cell wall comprises of teichoic acids D) All of the above

---

No Details

Question 148

What is Chemotaxis

A) Swimming towards a bacteria B) Swimming away of a bacteria C) In the presence of a chemical compound, swimming towards or away of a bacteria D) None of these

---

No Details

Question 149

Which of these is exposed on the outer surface of a gram-negative bacterium

A) Braun lipoprotein B) O-antigen of lipopolysaccharide ( LPS ) C) Polysaccharide portion of lipoteichoic acid ( LTA ) D) Electron transport system components

---

No Details

Question 150

Which one of these has a Chinese letter arrangement

A) Clostridium tetani B) Mycobacterium tuberculosis C) Bacillus anthracis D) Corynebacterium diphtheriae

---

No Details