Which of the following hormone closes stomata in response to water stress?

Question

Which of the following hormone closes stomata in response to water stress? (A) IAA (B) ABA (C) NAA (D) GA3

Tardigrade Admin · Accepted Answer

In guard cells, the plant hormone abscisic acid (ABA) inhibits stomatal opening and induces stomatal closure through the coordinated regulation of ion transport.

Q. Which of the following hormone closes stomata in response to water stress?

IAA

ABA

NAA

$G A_{3}$

In guard cells, the plant hormone abscisic acid (ABA) inhibits stomatal opening and induces stomatal closure through the coordinated regulation of ion transport.

Q. Which of the following hormone closes stomata in response to water stress?

IAA

ABA

NAA

GA3​

In guard cells, the plant hormone abscisic acid (ABA) inhibits stomatal opening and induces stomatal closure through the coordinated regulation of ion transport.

$G A_{3}$