Biology 5090 · O Level · Photosynthesis

Photosynthesis — practice question

Part B
(a)[6]

Explain why most living organisms rely on photosynthesis.

(b)[4]

Explain why raising the light intensity around a plant does not always make its rate of photosynthesis increase.

Worked solution & mark scheme

This 10-mark question has a full step-by-step worked solution and mark scheme. One marking point: “producers, autotrophs, plants or leaves” …

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI