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Exam-style practice

Digestion answer explanations

Review worked answers and explanations for Digestion. Aligned to Cambridge IGCSE Combined Science.

Answer explanations

Question 1 of 14

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Paper 3 structured question: Digestion

Paper 3Theory (Core)2 marks

Description

Physical Digestion Process

Physical digestion is the process of breaking food into smaller pieces without changing its chemical structure. It occurs in the mouth and stomach, where food is chewed and churned.

  1. a

    Explain the importance of physical digestion in the digestive process.

    [2]