In non-cyclic photophosphorylation, electrons lost from PSII are replaced by

  1. electrons from PSI
  2. ATP
  3. electrons from photolysis of water
  4. electrons from NADP
Answer

C) electrons from photolysis of water

Water is the electron source. AS & A Level Biology · Topic 13 Photosynthesis · 13.1 Photosynthesis as an energy transfer process

Biology MCQ · More A Level Biology: Photosynthesis MCQs · Practise