ABA is involved in

How ABA involves in stomatal closure.

ABA is used in inducing flowering in short day plant.

ABA is called as stress hormone. Why?

ABA is called as stress hormone – Justify.

Why ABA is called stress hormone in plants?

Assertion : In plants during water stress and drought conditions, ABA plays an important role. Reason: When ABA is applied exogenously, it leads to stomatal opening.

The bioassay for ABA was done with ______

ABA was first isolated from ______