Photosynthesis In Higher Plants Question 173

Question: Which of the following inhibits $ O_2 $ release in light phase [DPMT 2004]

Options:

A) PMA

B) Zeatin

C) DCMU

D) None of these

Show Answer

Answer:

Correct Answer: C

Solution:

During light reaction of photosynthesis $ O_2 $ release as a result of photolysis of water.

DCMU is a photosynthetic inhibitor which inactivates the PS-II and inhibit the Hill reaction