Leaf fall occurs on abscission layer is formed when the content of [CP – McqOptions

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1.	Leaf fall occurs on abscission layer is formed when the content of [CPMT 1981, 84; AIIMS 1990; MP PMT 1996]
A.	Auxin increases
B.	Auxin decreases
C.	Abscisic acid decreases
D.	Gibberellic acid decreases
Answer» C. Abscisic acid decreases

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