Plant Growth And Development Question 1
Question: Abscisic acid controls [CBSE PMT 1990, 99; EAMCET 1995]
Options:
A) Shoot elongation
B) Cell elongation and cell wall formation
C) Cell division
D) Leaf fall and dormancy
Show Answer
Answer:
Correct Answer: D
Solution:
Spray of abscisic acid causes very fast abscission of leaves, and also causes dormancy of buds and seeds.