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Ornithophily

Assertion : C...

Question

Assertion : Chasmogamous flowers require pollinating agents.
Reason : Cleistogamous flowers do not expore their sex organs.

A

Both assertion and reason are true and reason is a correct explanation of the assertion.

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B

Both assertion and reason are true but reason is not a correct explanation of the assertion.

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C

Assertion is true but Reason is false

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D

Both Assertion and Reason are false

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E

Assertion is false but Reason is true

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Solution

The correct option is B Both assertion and reason are true but reason is not a correct explanation of the assertion.
The majority of angiosperms bear chasmogamous flowers, which means the flowers expose their mature anthers and stigma to the pollinating agents. There is another group of plants which set seeds without exposing their sex organs. Such flowers are called cleistogamous and the phenomenon cleistogamy.

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