Question

Assertion (A) : The highlanders tend to have increased haemoglobin level in their blood.
Reason (R) : High level of haemoglobin increases oxygen supply to all tissues.

• A. Both A and R are true and R is the correct explanation of A
• B. Both A and R are true and R is not the correct explanation of A
• C. A is true, but R is false
• D. A is false, but R is true

Answer 1

The Correct Option is A

The correct option is (A): Both A and R are true and R is the correct explanation of A