Plant Growth And Development Question 99
Question: Leaf fall occurs on abscission layer is formed when the content of [CPMT 1981, 84; AIIMS 1990; MP PMT 1996]
Options:
A) Auxin increases
B) Auxin decreases
C) Abscisic acid decreases
D) Gibberellic acid decreases
Show Answer
Answer:
Correct Answer: B
Solution:
Auxin inhibits abscission of leaves and fruits.
Abscission layer is produced when the auxin content falls below a minimum.
BETA
