Plant Growth and DevelopmentHard

Question

Abscisic acid controls

Options

A.cell division
B.leaf fall and dormancy
C.shoot elongation
D.cell elogation and wall formation

Solution

Abscisic Acid (ABA) is called stress hormone or domin. groeth retarding hormone which induces dormaby, promptes ageing and abscission of fruits, leaves and flowers. It also causes cloure of stomata and overcome the conditions of stress.

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