Human Health and Diseases Question 52

52. Identify the wrong statement with reference to immunity. [2020]

(a) When ready-made antibodies are directly given, it is called “Passive immunity”.

(b) Active immunity is quick and gives full response.

(c) Foetus receives some antibodies from mother, it is an example for passive immunity.

(d) When exposed to antigen (living or dead) antibodies are produced in the host’s body. It is called “Active immunity”.

Show Answer

Answer : b

Hints & Solutions

(b) The correct option is (b) because active immunity is slow and takes time to give its full effective response in comparison to passive immunity where pre-formed antibodies are administered.