Advertisements
Advertisements
Question
Which plant hormone is called an antitranspirant?
Options
Gibberellins
Auxin
Ethylene
ABA
MCQ
Advertisements
Solution
ABA
Explanation:
Abscisic acid (ABA) acts as a stress hormone that triggers the rapid closure of stomata during water deficiency. By reducing the loss of water vapour from leaves, it effectively functions as a natural antitranspirant for the plant.
shaalaa.com
Is there an error in this question or solution?
