Multiple choice

Cyclic photophosphorylation produces

  1. ATP and NADPH2

  2. ATP, NADPH2 and oxygen

  3. ATP only

  4. NADPH2 only

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Cyclic photophosphorylation involves only Photosystem I (PS I). Electrons cycle back to the reaction center, generating only ATP without the production of NADPH or oxygen.