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Question

Growth inhibitor hormone is

A
auxin
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B
abscisic acid
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C
gibberellin
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D
naphthalene acetic acid
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Solution

The correct option is B abscisic acid
Abscisic acid (ABA) is often referred to as a inhibitory rather than stimulatory hormone. It is involved in the closure of stomata, bud and seed dormancy and is known to inhibit other hormonal actions.

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