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Cambridge IGCSE Combined Science practice

Paper 3 structured question: Transpiration

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3

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3

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Topic

Transpiration

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Paper 3Theory (Core)3 marks

Transpiration is a vital process in plants that affects their health and growth.

Description

Transpiration Process

Transpiration involves the movement of water from the roots to the leaves and its release as vapor through stomata.

  1. a

    Explain the process of transpiration and its importance to plants.

    Aim for approximately 3 distinct marking points.

    [3]

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Paper 3 structured question: Transpiration

Paper 3Theory (Core)4 marks

Description

Factors Affecting Transpiration

Temperature, humidity, wind speed, and light intensity can all affect the rate of transpiration in plants.

  1. a

    Discuss the factors that affect the rate of transpiration in plants.

    Aim for approximately 4 distinct marking points.

    [4]