Multiple choice

Which of the following statements regarding 'Photosystem I' is/are incorrect?

A. Photosystem I lies in outer surface of thylakoids. B. Reaction centre of Photosystem I is P680. C. It participates in both cyclic as well as non-cyclic phosphorylation. D. Molecular oxygen is evolved as a result of photolysis of water.

  1. A and B

  2. A and C

  3. A and D

  4. B and C

  5. B and D
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

This option is correct because reaction centre of PS I is P700 and no molecular oxygen is evolved in PS I. Molecular oxygen is evolved as a result of photolysis of water in PS II.

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