1.

Phytochrome becomes active inA. Green lightB. Blur lightC. Red lightD. None of these

Answer» Correct Answer - c
(c ) Phytochrome occurs in two i.e. Pr. (Red light ) and Pfr. (far red light) and both are intercovertible. It is considered that during dsy time Pfr form accumulates in plants which is inhibitory to flowering in SDP During nightn Pr form accumulates in plants which is stimulatory to flowering.


Discussion

No Comment Found