Question

difference between active immunity and passive immunity.

Answer 1

Passive Immunity: The immunity in which a man acquires from a healthy person is called Passive immunity.

Active Immunity:  The immunity in which certain antibodies are released in response to foreign agent or microbe is called Active immunity. 

Answer 2

Active Immunity is the immunity which comes from the production of antibiotics by the immune system. This is all due to presence of antigen

Passive Immunity is short term immunity which comes from the introduction of antibiotics from another person or animal