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Question

Abscisic acid (ABA) is a stress related hormone and it also .............

A
Aids in fruit development
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B
Accelerates fruit ripening
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C
Stimulated mitosis
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D
Mediates stomatal closure
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Solution

The correct option is D Mediates stomatal closure
ABA is a stress hormone which is also called as growth inhibitor hormone. It mediates stomatal closure. This helps in preventing the loss of water from plant body by the process of transpiration.

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