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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)3 marks

Root hair cells are essential for plant growth and nutrient uptake.

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]

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Paper 3 structured question: Water uptake

Paper 3Theory (Core)2 marks

Description

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]