Question

Assertion Reason Question:

Assertion (A) - The rhythmic beating of various chambers of the heart maintain circulation of blood.

Reason (R) - Pulse rate per minute indicates the rate of heart beat.

(i) Both A and R are true and R is the correct explanation of A.
(ii) Both A and R are true but R is not the correct explanation of A.
(iii) A is true but R is false.
(iv) A is false but R is true.

Answer 1

Answer: B

Explanation: Both A and R are true but R is not the correct explanation of A.