NEET Previous Year Question

Electrons from excited chlorophyll molecule of photosystem II are accepted first by :-

Topic: NEET PYQ

Answer: A. Full step-by-step solution below.

  1. AQuinone
  2. BFerredoxin
  3. CCytochrome –b
  4. DCytochrome –f

Correct answer: A

Solution

(a) In Photosystem II (PS II), when chlorophyll P680 absorbs light, its electrons become excited and are transferred to the primary electron acceptor, pheophytin, and then to quinone (QA).

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