Biology - Mock Test 101

Question 1001

Which one of the followings is a fat-soluble vitamin and its related deficiency disease?

A) Retinol – Xerophthalmia B) Ascorbic acid – Scurvy C) Calciferol – Pellagra D) Cobalamin – Beri-beri

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Question 1002

Angiotensinogen is a protein produced and secreted by ?

A) Liver cells B) Endothelial cells (cells lining the blood vessels) C) Macula densa cells D) Juxtaglomerular (JG) cells

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Question 1003

Sericteries are modified ______?

A) intestinal glands B) endocrine glands C) gastric glands D) Salivary glands

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Question 1004

Which one of the following statements is true regarding digestion and absorption of food in humans?

A) About 60% of starch is hydrolysed by salivary amylase in our mouth B) Oxyntic cells in our stomach secrete the proenzyme pepsinogen C) Fructose and amino acids are absorbed through intestinal mucosa with the help of carrier ions like Na+ D) Chylomicrons are small lipoprotein particles that are transported from intestine into blood capillaries

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Question 1005

The pH scale is used to measure ?

A) Electric charge on ion B) Speed with which ions form C) Size of ions D) Concentration of hydrogen ions in a solution

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Question 1006

The movements in the gut wall are known as ?

A) Metachronal B) Diastole C) Systole D) Peristalsis

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Question 1007

The main cause of anaemia is ?

A) Deficiency of Ca B) Deficiency of Na C) Deficiency of Fe D) Deficiency of Mg

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Question 1008

The glucose is converted into glycogen in liver and stored in ?

A) Liver and spleen B) Liver and muscle C) Liver D) Spleen and muscles

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Question 1009

The hardest substance in the vertebrate body is ?

A) Keratin B) Chondrin C) Dentine D) Enamel

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Question 1010

The HCl in gastric juice converts: ?

A) Disaccharide to monosaccharide B) Pepsinogen to pepsin C) Prorennin to rennin D) Polypeptide to peptide

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