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Agriculture · Q168

Plant Pathology

Graduate and Post Graduate · Agriculture · question 168

Q168

PS II performs

A.
Reduction of CO2
B.
Photolysis of water
Answer
C.
Liberation of energy
D.
Formation of water

Answer: Option B

Solution

Answer: Option B
Solution:
PS II performs Photolysis of water.
Photosystem II is the first protein complex in the light-dependent reactions of oxygenic photosynthesis. It is located in the thylakoid membrane of plants, algae and cyanobacteria.
The energized electrons are replaced by oxidizing water to form hydrogen ions and molecular oxygen. By replenishing lost electrons with electrons from the splitting of water, photosystem II provides the electrons for all of the photosynthesis to occur.