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Question

Which of the following is a not growth promoter?

A
Auxins
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B
Abscisic Acid
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C
Gibberelins
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D
Cytokinins
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Solution

The correct option is B Abscisic Acid
Abscisic acid is the growth inhibitor hormone in plants. It is synthesized within the stem, leaves, fruits, and seeds of the plant. It acts as an antagonist to Gibberellic acid. It is also referredto as the stress hormone becauseit helps by increasing the tolerance of plants to different kinds of stress.

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