Q. The stress hormone that helps plant to respond drought is
A) Auxins
B) Abscisic acid
C) Cytokinin
D) Ethylene
Explanation
Abscisic acid (ABA) is called as stress hormone or dormin, as it induces dormancy and helps to overcome conditions of stress. Its function is stomatal closure in plants.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.