Which hormone promotes internode/petiole elongation in deep… | CGP Edu

Biology Plant Growth and Development Previous Year Questions Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 21, 2026

Which hormone promotes internode/petiole elongation in deep water rice?

A

2,4-D

B

C

Kinetin

D

Ethylene

Text Solution

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The correct answer is:

Ethylene promotes rapid internode/petiole elongation in deep water rice plants.

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