Photosynthesis In Higher Plants Question 55

Question: The first event in photosynthesis is [CPMT 1975, 80, 81, 84; AFMC 1984, 86, 88; JIPMER 1987, 2002]

Options:

A) Synthesis of ATP

B) Photoexcitation of chlorophyll and ejection of electron

C) Photolysis of water

D) Release of oxygen

Show Answer

Answer:

Correct Answer: B

Solution:

When photon of light energy falls on chlorophyll molecule, one of the electrons pair from ground or singlet state passes in to higher energy level called excited singlet state.