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Investigation of limiting factors: CAIE A‑Level Biology questions

Every CAIE A-Level Biology exam question on 13.2 Investigation of limiting factors, June 2024 and the specimen papers, with its mark scheme and examiner’s report.

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240 questions

  1. Q5(b)(i)

    June 2024 · Paper 4

    3 marks13.2 Investigation of limiting factors
    The whole paper ↗
    June 2024 Paper 4, question 5(b)(i): Limiting factors affect the rate of photosynthesis. Describe and suggest how the results for tropical forest, temperate forest and snow forest in Fig. 5.2 show

  2. Q5(b)(ii)

    June 2024 · Paper 4

    3 marks13.2 Investigation of limiting factors
    The whole paper ↗
    June 2024 Paper 4, question 5(b)(ii): Suggest reasons why grasslands and desert have a lower rate of energy transfer by photosynthesis than forests. [3] [Total: 13]

  3. Q3(a)

    Specimen · Paper 4

    3 marks13.2 Investigation of limiting factors
    The whole paper ↗
    Specimen Paper 4, question 3(a): The rate of photosynthesis of algae that live within the cells of coral polyps is higher than that of free-living algae. Suggest and explain why the rate of pho
All 3 questions on Investigation of limiting factors, as a list
  1. June 2024, Paper 4, Q5(b)(i) (3 marks): Limiting factors affect the rate of photosynthesis. Describe and suggest how the results for tropical forest, temperate forest and snow forest in Fig. 5.2 show
  2. June 2024, Paper 4, Q5(b)(ii) (3 marks): Suggest reasons why grasslands and desert have a lower rate of energy transfer by photosynthesis than forests. [3] [Total: 13]
  3. Specimen, Paper 4, Q3(a) (3 marks): The rate of photosynthesis of algae that live within the cells of coral polyps is higher than that of free-living algae. Suggest and explain why the rate of pho

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