Question:

Write the name of a hormone that plays a major role in (i) falling of leaves (ii) rapid cell division. 

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Abscisic acid helps in maintaining plant water balance, while cytokinins are key regulators in stimulating plant cell division.
Updated On: May 19, 2025
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Solution and Explanation

- (i) The hormone that plays a major role in F2falling of leavesF2 is F2Abscisic acid (ABA)F2. ABA promotes leaf abscission, particularly under stress conditions such as drought.
- (ii) The hormone that plays a major role in F2rapid cell divisionF2 is F2CytokininsF2. Cytokinins promote cell division and are often found in areas of active growth.
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