Assertion (A) : DDT has nowadays lost its use as an insecticide.Reason (R) : DDT is harmful to man.

A. Both A and R are true and R is the correct explanation of A.

B. Both A and R are true but R is NOT the correct explanation of A.

C. A is true but R is false.

D. A is false but R is true.

E. Both A and R are false

Answer: B. Both A and R are true but R is NOT the correct explanation of A.

DDT has lost its use as a insecticide because insects have developed immunity against it.
However, it is true that DDT is harmful to man.

Posted in: Type 1 - Assertion and Reason - Verbal Reasoning