A) Gibberellic acid - Leaf fall
B) Cytokinin - Cell wall elongation
C) IAA - Cell wall elongation
D) Abscissic acid - Stomatal closure.
Correct Answer: A
Solution :
[a] Gibberllic acid stimulates cell growth of leaves and stem causing their expansion, elongation respectively and leaf fall is controlled by ABA.You need to login to perform this action.
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