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Populations, communities and ecosystems: Edexcel International A Level Biology questions

Edexcel International A Level Biology past-paper questions on 5.3.1 Populations, communities and ecosystems, 2019–2025, with mark schemes and examiner’s reports where available.

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3,127 questions

  1. Q1(d)

    January 2025 · Unit 4

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  2. Q5(b)

    October 2024 · Unit 4

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  3. Q6(a)(i)

    January 2024 · Unit 4

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  4. Q6(a)(ii)

    January 2024 · Unit 4

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  5. Q6(a)(iii)

    January 2024 · Unit 4

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  6. Q7(a)(i)

    January 2022 · Unit 4

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  7. Q3(a)(i)

    June 2021 · Unit 4

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  8. Q3(a)(ii)

    June 2021 · Unit 4

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  9. Q3(a)(iii)

    June 2021 · Unit 4

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  10. Q1(b)(i)

    January 2020 · Unit 4

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All 10 questions on Populations, communities and ecosystems, as a list
  1. January 2025, Unit 4, Q1(d) (1 mark): Forests are examples of ecosystems. State what is meant by the term ecosystem. (1)
  2. October 2024, Unit 4, Q5(b) (1 mark): Which of the following describes a habitat? (1) A a group of interacting organisms B a place that meets the environmental conditions an organism needs to survi
  3. January 2024, Unit 4, Q6(a)(i) (2 marks): Habitat (2)
  4. January 2024, Unit 4, Q6(a)(ii) (2 marks): Population (2)
  5. January 2024, Unit 4, Q6(a)(iii) (2 marks): Community (2)
  6. January 2022, Unit 4, Q7(a)(i) (1 mark): State the meaning of the term population, as it has been used in this context. (1)
  7. June 2021, Unit 4, Q3(a)(i) (2 marks): Habitat (2)
  8. June 2021, Unit 4, Q3(a)(ii) (2 marks): Population (2)
  9. June 2021, Unit 4, Q3(a)(iii) (2 marks): Community (2)
  10. January 2020, Unit 4, Q1(b)(i) (1 mark): State the meaning of the term ecosystem. (1)

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