Biology MCQs

Question 1

Cellulose is a

Accepted Answer

Carbohydrate

Answer

Mineral

Answer

Protein

Answer

Fat

Question 2

Deficiency of 'Thiamine' causes

Accepted Answer

Beri-Beri

Answer

Pellagra

Answer

Anaemia

Answer

Rickets

Question 3

Kwashiorkor disease in children is caused by

Accepted Answer

Sufficient carbohydrates and fats but deficient proteins in diet

Answer

Sufficient carbohydrates but less fats in diet

Answer

Sufficient vitamins but deficient fats in diet

Answer

Sufficient fats but deficient vitamins in diet

Question 4

Pellagra and Scurvy are caused by which pair of vitamin deficiency respectively ________

Accepted Answer

Vitamin B-12 and Vitamin C

Answer

Vitamin C and Vitamin D

Answer

Vitamin C and Vitamin A

Answer

Vitamin A and Vitamin B-12

Question 5

The kilo calories of energy released from one gram of fats is

Accepted Answer

9.45

Answer

5.49

Answer

4.59

Answer

9.54

Question 6

Deficiency of fluoride leads to which one of the following health problems?

Accepted Answer

Tooth caries

Answer

Mottling of tooth

Answer

Bending of bones

Answer

Stiffening of joints

Question 7

Which of the following is not a function of proteins?

Accepted Answer

Store and transmit heredity

Answer

Build tissues such as bone and muscle

Answer

Help to fight disease

Answer

Nail formation

Question 8

Bleeding of gums, falling of teeth, fragile bones and delayed wound healing occur due to the deficiency of which one of the following vitamins?

Accepted Answer

Vitamin C

Answer

Vitamin K

Answer

Vitamin D

Answer

Vitamin B

Question 9

Organisms which synthesise their own food are called

Accepted Answer

Autotrophs

Answer

Heterotrophs

Answer

Auxotrophs

Answer

Saprotrophs