set 1 MCQ Questions & Answers Detailed Explanation

Question : 1

How many chambers are there in heart?

a) 6

b) 2

c) 4

d) 8

Question : 2

Weight of our body is mostly made of

a) Parts of skin

b) From bones

c) Parts of body

d) From water

Question : 3

The number of bones in an adult human body is

a) 208

b) 204

c) 206

d) 210

Question : 4

The total volume of blood in a normal adult human being is

a) 8-10 litres

b) 5-6 litres

c) 3-4 litres

d) 10-12 litres

Question : 5

Heart beats are caused by an electrical current that originates in the

a) Heart

b) Brain

c) Blood

d) Spinal cord

Question : 6

Which one of the following nutritional elements is not essential for the formation and strengthening of bones and teeth?

a) Fluorine

b) Calcium

c) Phosphorus

d) Iodine