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Leaf fall can be prevented by...

Leaf fall can be prevented by

A

Abscisic acid

B

Auxins

C

Florigen

D

Cytokinins.

Text Solution

Verified by Experts

The correct Answer is:
D
It is due to Richmond - Lang effect. Cytokinins prevent degeneration of chlorophyll, proteins and nucleic acids.They increases inflow of auxin and amino acids. It reactivates leaf metabolism.
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