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Learning objective

Recognize that the majority of water absorption takes place in the small intestine, with some occurring in the colon.

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

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

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Quick explanation

Recognize that the majority of water absorption takes place in the small intestine, with some occurring in the colon

  • This point belongs to Absorption, especially Absorption outcomes.
  • You need to be able to recognize that the majority of water absorption takes place in the small intestine, with some occurring in the colon.
  • The key ideas to know are State.
  • Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

State

Why it matters

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

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Paper 3 structured question: Absorption

Paper 3Theory (Core)1 marks

Description

Water absorption locations

Water is absorbed at different points in the digestive system. The small intestine absorbs most of the water, while the colon absorbs some water to help form solid waste.

  1. a

    State where most water absorption takes place in the digestive system.

    Aim for approximately 1 distinct marking point.

    [1]
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