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Energy flow: CAIE IGCSE Biology questions

Every CAIE IGCSE Biology exam question on 19.1 Energy flow, June 2024 and the specimen papers, with its mark scheme and examiner’s report.

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346 questions

  1. Q37

    June 2024 · Paper 2

    1 mark19.1 Energy flow
    The whole paper ↗
    June 2024 Paper 2, question 37: What is the main source of energy input to biological systems? A glucose B oxygen C plants D the Sun

  2. Q7(c)(v)

    Specimen · Paper 3

    1 mark19.1 Energy flow
    The whole paper ↗
    Specimen Paper 3, question 7(c)(v): State the principal source of energy for food webs. [1] [Total: 11]
All 2 questions on Energy flow, as a list
  1. June 2024, Paper 2, Q37 (1 mark): What is the main source of energy input to biological systems? A glucose B oxygen C plants D the Sun
  2. Specimen, Paper 3, Q7(c)(v) (1 mark): State the principal source of energy for food webs. [1] [Total: 11]

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