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The Leaf and Its Parts

Fruit and lea...

Question

Fruit and leaf drop at early stages can be prevented by the application of

A

Gibberellic acid

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B

Cytokinins

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C

Ethylene

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D

Auxins

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Solution

The correct option is D Auxins
Auxins were first isolated from human urine. It is produced by growing tips of root and stem.

It helps in cell division and differentiation. It prevents fruit and leaf drop at early stages. It promotes the abscission of older mature leaves and fruits.
So, the correct option is option D.

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