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Cambridge IGCSE Combined Science practice

Paper 3 structured question: Water uptake

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Water uptake

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Paper 3Theory (Core)2 marks

The role of root hair cells in plant nutrition is crucial.

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Importance of Root Hair Cells

Root hair cells play a vital role in the uptake of water and minerals necessary for plant growth. Their unique structure allows them to efficiently absorb these resources from the soil.

  1. a

    Explain why root hair cells are important for plants.

    Aim for approximately 2 distinct marking points.

    [2]

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Paper 3 structured question: Water uptake

Paper 3Theory (Core)3 marks

Description

Root Hair Cells

Root hair cells are specialized cells found at the tips of plant roots. They have a large surface area and thin walls, which facilitate the absorption of water and nutrients from the soil.

  1. a

    Describe the structure and function of root hair cells.

    Aim for approximately 3 distinct marking points.

    [3]