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Cambridge IGCSE Biology practice

What is the role of oxygen in aerobic respiration?

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MCQ

Type

cambridge_mcq

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Topic

Aerobic respiration

Exam-style question

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What is the role of oxygen in aerobic respiration?.

  1. A.It stores energy
  2. B.It breaks down nutrient molecules
  3. C.It helps decompose nutrients to release energy
  4. D.It produces nutrient molecules

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Paper 3 structured question: Aerobic respiration

Paper 3Theory (Core)2 marks

Description

Aerobic Respiration

Aerobic respiration involves oxygen reacting with nutrient molecules inside cells to release energy necessary for cellular activities.

  1. a

    Describe what happens during aerobic respiration in cells.

    Aim for approximately 2 distinct marking points.

    [2]