Biology MCQs

Question 1

Which nutrient forms most of our body weight?

Accepted Answer

Water

Answer

Fats

Answer

Carbohydrates

Answer

Proteins

Question 2

Which Vitamin is obtained from Sun rays?

Accepted Answer

Vitamin D

Answer

Vitamin A

Answer

Vitamin C

Answer

Vitamin K

Question 3

The Vitamin required for the synthesis of nucleic acid is

Accepted Answer

Folic acid

Answer

Tocoferorl

Answer

Cyanocobalamine

Answer

Riboflavin

Question 4

Which of the following statements is not true about metabolism?

Accepted Answer

Younger people generally have a slower metabolism than adults

Answer

Basal metabolism is the amount of energy needed for sustaining life

Answer

Basal metabolism is measured by the amount of calories burned when your body is inactive

Answer

Metabolism is influenced by numerous factors, such as heredity and age

Question 5

An important function of fat in the body is to

Accepted Answer

All of the above

Answer

Protect vital organs

Answer

Stores energy

Answer

Insulate us

Question 6

Vitamin K is required for

Accepted Answer

Blood clotting

Answer

Respiration

Answer

Carbohydrate metabolism

Answer

Calcium phosphorus

Question 7

Vitamin present in guava fruit is

Accepted Answer

Vitamin - C

Answer

Vitamin - A

Answer

Vitamin - B

Answer

Vitamin - D

Question 8

Vitamins are

Accepted Answer

Micro nutrients

Answer

Macro Nutrients

Answer

Essential Amino acids

Answer

Non essential Amino acids

Question 9

Which of the following vitamins acts like hormone?

Accepted Answer

Vitamin D

Answer

Vitamin A

Answer

Vitamin B

Answer

Vitamin C