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Abscisic acid...

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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