Plant Growth And Development Question 236
Question: Pigment phytochrome is involved in [AIIMS 1989, 90; BHU 1980, 81; CBSE PMT 1988; RPMT 1992; Kerala CET 2001; 03]
Options:
A) Phototropism
B) Photorespiration
C) Photoperiodism
D) Geotropism
Show Answer
Answer:
Correct Answer: C
Solution:
In photoperiodism, photoreceptor pigment called phytochrome and fully developed mature leaves which recieve the stimulus of light.