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Learning objective

Explain how the extensive surface area of root hairs enhances the absorption of water and minerals.

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  • Practise with linked questions.
Cambridge IGCSE Combined ScienceTransport in plantsSupplement content

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Quick explanation

Explain how the extensive surface area of root hairs enhances the absorption of water and minerals

  • This point belongs to Water uptake, especially Water uptake outcomes.
  • You need to be able to explain how the extensive surface area of root hairs enhances the absorption of water and minerals.
  • The key ideas to know are State and Explain.
  • Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

StateExplain

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Paper 4 structured question: Water uptake

Paper 4Theory (Extended)3 marks

Description

Root Hairs and Their Function

Root hairs are tiny extensions of root cells that significantly increase the surface area available for absorption of water and minerals from the soil.

  1. a

    Explain how the extensive surface area of root hairs enhances the absorption of water and minerals.

    Aim for approximately 3 distinct marking points.

    [3]
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Cambridge IGCSECombined Science resources