Leaf abscission is brought about by

Auxin

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Cytokinin

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Gibberellin

No worries! We‘ve got your back. Try BYJU‘S free classes today!

ABA

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Open in App

Solution

The correct option is D ABA
Leaf abscission is a detachment or fall of older leaves.It occurs at the base of the petiole. During abscission, high synthesize of abscisic acid is observed along with decrease in the concentration of auxin. ABA loosens the cell wall and cells separate which ultimately leads to leaf abscission.
Thus, the correct answer is option D.

Suggest Corrections