Question

Assertion (A): Aquatic animals use 10% energy to obtain oxygen.

Reason (R): Terrestrial animals use only 2-4% of energy to obtain oxygen.

(A) Both Assertion (A) and Reason (R) are true. (R) explains (A). 

(B) Both Assertion (A) and Reason (R) are true. (R) does not explain (A). 

(C) (A) is true; (R) is false. 

(D) Both (A) and (R) are false.

Answer 1

(D) Both (A) and (R) are false.