When CO₂ concentration falls, RuBP

  1. decreases
  2. is converted to GP faster
  3. becomes glucose
  4. accumulates because it is not being fixed
Answer

D) accumulates because it is not being fixed

Less fixation means RuBP builds up. AS & A Level Biology · Topic 13 Photosynthesis · 13.2 Investigation of limiting factors

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