Question

Assertion: Immunity to chickenpox is considered as acquired immunity.

Reason: Immunity that is inherited from parents is considered as acquired immunity.

• A. Both assertion and reason are true and reason is the correct explanation for assertion.
• B. Both assertion and reason are true and reason is not the correct explanation for assertion.
• C. Assertion is true and the reason is false.
• D. Assertion is false and the reason is true.

Answer 1

The correct option is C

Assertion is true and the reason is false.

The correct option is C:

Assertion statement:

1. Development of immunity to chickenpox occurs only after first exposure to the pathogen.
2. After a person is infected with the virus for chickenpox, they develop immunity against it.
3. This immunity controls and nullifies any future chance of infection by the same pathogen.
4. Since this type of immunity is acquired after birth, it is called acquired immunity.

Reason statement:

1. Immunity that is inherited from the parents is called innate immunity.
2. Innate immunity is present since birth and it is not acquired after birth like the immunity to chickenpox.

Final Answer: (C) Assertion is true and the reason is false.