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Learning objective

Explain anaerobic respiration as the series of chemical processes in cells that decompose nutrient molecules to generate energy without the use of oxygen.

Read the explanation, check the common trap, then practise with flashcards and questions.

Exam focus

  • Read the explanation.
  • Check key terms.
  • Practise with linked questions.
Cambridge IGCSE BiologyRespirationCore content

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Quick explanation

Explain anaerobic respiration as the series of chemical processes in cells that decompose nutrient molecules to generate energy without the use of oxygen

  • This point belongs to Anaerobic respiration, especially Anaerobic respiration outcomes.
  • You need to be able to explain anaerobic respiration as the series of chemical processes in cells that decompose nutrient molecules to generate energy without the use of oxygen.
  • 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

Why it matters

This objective helps connect Anaerobic respiration outcomes to exam-style questions, flashcards, and revision notes for Anaerobic respiration.

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Paper 3 structured question: Anaerobic respiration

Paper 3Theory (Core)2 marks

Description

Anaerobic Respiration

Cells can break down nutrient molecules to release energy without using oxygen through anaerobic respiration.

  1. a

    Describe anaerobic respiration.

    Aim for approximately 2 distinct marking points.

    [2]
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