Question

Assertion : Endosperm is a nutritive tissue and it is triploid.

Reason: Endosperm is formed by fusion of secondary nucleus to second male gamete. It is used by developing embryo.

• A. If both assertion and reason are true and reason is the correct explanation of assertion
• B. If both assertion and reason are true but reason is not the correct explanation of assertion
• C. If assertion is true but reason is false
• D. If both assertion and reason are false

Answer 1

The correct option is A If both assertion and reason are true and reason is the correct explanation of assertion

Male gamete (n) + secondary nucleus (2n) = primary endosperm nucleus (3n) which develops into endosperm (3n). Endosperm is the reserve food used by developing embryo.