set 2 MCQ Questions & Answers Detailed Explanation

Question : 1

Average blood pressure of a human is

a) 20/80

b) 60/140

c) 60/100

d) 120/80

Question : 2

If the blood group of father is ‘A’ and mother is ‘O’, then what will be the blood group of son?

a) AB

b) O

c) B

d) B, AB or O

Question : 3

Oxygen transportation in a human body takes place through.

1. Blood
2. Lungs
3. Tissue

a) 3, 1, 2

b) 2, 1, 3

c) 1, 2, 3

d) 1, 3, 2

Question : 4

When a person becomes older, his blood pressure generally

a) Increases

b) Remains the same

c) Decreases

d) Varies widely

Question : 5

An antigen is a substance which

a) Destroys harmful bacteria

b) Triggers the immune system

c) Lowers body temperature

d) Is used as an antidote to poison

Question : 6

A person met with an accident and there is no time to check his blood group, which of the following blood should be given to him?

a) O, Rh+

b) O, Rh–

c) AB, Rh+

d) AB, Rh–