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Genetically modified organisms in agriculture: CAIE A‑Level Biology questions

Every CAIE A-Level Biology exam question on 19.3 Genetically modified organisms in agriculture, June 2024 and the specimen papers, with its mark scheme and examiner’s report.

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240 questions

  1. Q7(b)(i)

    June 2024 · Paper 4

    2 marks17.2 Natural and artificial selection19.3 Genetically modified organisms in agriculture
    The whole paper ↗
    June 2024 Paper 4, question 7(b)(i): Compare the timescales needed for selective breeding and genetic engineering to increase the frequency of a rare allele in cattle. Give a reason for your answer

  2. Q7(b)(ii)

    June 2024 · Paper 4

    2 marks19.3 Genetically modified organisms in agriculture
    The whole paper ↗
    June 2024 Paper 4, question 7(b)(ii): Genetic engineering could be used to improve farmed animals, such as dairy cattle. State two features of dairy cattle that could be improved by genetic engineer
All 2 questions on Genetically modified organisms in agriculture, as a list
  1. June 2024, Paper 4, Q7(b)(i) (2 marks): Compare the timescales needed for selective breeding and genetic engineering to increase the frequency of a rare allele in cattle. Give a reason for your answer
  2. June 2024, Paper 4, Q7(b)(ii) (2 marks): Genetic engineering could be used to improve farmed animals, such as dairy cattle. State two features of dairy cattle that could be improved by genetic engineer

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