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Assertion : Auxins help to prevent fruit...

Assertion : Auxins help to prevent fruits and leaves droo at early stages.
Reason : Auxins promote the abscission of older mature leaves and fruits.

A

Assertion is correct, reason is correct, reason is a correct explanation for assertion.

B

Assertion is correct, reason is correct, reason is not a correct explanation for assertion

C

Assertion is correct, reason is incorrect

D

Assertion is incorrect, reason is correct.

Text Solution

Verified by Experts

The correct Answer is:
B
Auxin delays abscission of young leaves and fruits. Its effect is through nonformation of abscission zone below a leaf or fruit. Abscission zone cuts off nutrients and water supply.However,auxin promotes the abscission of mature or older leaves and fruits.
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