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Learning objective

An ecosystem is defined as a system that includes a community of organisms and their physical environment, all interacting with one another.

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Exam focus

  • Read the explanation.
  • Check key terms.
  • Practise with linked questions.
Cambridge IGCSE BiologyOrganisms and their environmentCore content

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Quick explanation

An ecosystem is defined as a system that includes a community of organisms and their physical environment, all interacting with one another

  • This point belongs to Populations, especially Populations outcomes.
  • You need to be able to an ecosystem is defined as a system that includes a community of organisms and their physical environment, all interacting with one another.
  • The key ideas to know are Describe.
  • Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

Describe

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Paper 3 structured question: Populations

Paper 3Theory (Core)2 marks

Description

Ecosystem Definition

An ecosystem is a system that includes a community of organisms and their physical environment, all interacting with one another.

  1. a

    Describe what is meant by an ecosystem?

    Aim for approximately 2 distinct marking points.

    [2]
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Cambridge IGCSEBiology resources