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NEET2014Botany-Plant Growth Regulators

NEET 2014 Botany Abscisic Acid MCQ Question

Type: MCQ-conceptual-Medium-Class 11

Which one of the following growth regulators is known as ‘stress hormone’?

A

Abscisic acid

B

Ethylene

C

GA₃

D

Indole acetic acid

Correct Answer

Option A

Detailed Explanation

Abscisic acid is known as the ‘stress hormone’ because it helps plants respond to stress conditions like drought.

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