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Cambridge IGCSE Environmental Management practice

Which of the following best describes a niche?

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Show answerEcosystems revisionRevise the key idea

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MCQ

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cambridge_mcq

Style

Topic

Ecosystems

Exam-style question

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Which of the following best describes a niche?.

  1. A.The physical place where an organism lives
  2. B.The role or function of an organism in its ecosystem
  3. C.A group of organisms of the same species
  4. D.The total number of organisms in an area

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Paper 1 structured question: Ecosystems

Paper 1Theory4 marks

Description

Ecosystem Components

An ecosystem includes living organisms such as plants, herbivores, carnivores, and decomposers, as well as non-living factors like temperature, water, and light.

  1. a

    Define Define the term 'population' in an ecosystem.

    Aim for approximately 1 distinct marking point.

    [1]
  2. b

    Explain Explain the role of decomposers in an ecosystem.

    Aim for approximately 3 distinct marking points.

    [3]