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Cambridge IGCSE Combined Science practice

Paper 3 structured question: Photosynthesis

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Photosynthesis

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Paper 3Theory (Core)2 marks

The role of chlorophyll in photosynthesis.

Description

Chlorophyll Function

Chlorophyll is the pigment that absorbs light energy necessary for photosynthesis.

  1. a

    Describe the role of chlorophyll in photosynthesis.

    Aim for approximately 2 distinct marking points.

    [2]

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Paper 3 structured question: Photosynthesis

Paper 3Theory (Core)4 marks

Description

Photosynthesis Process

Photosynthesis occurs in the chloroplasts of plant cells, where light energy is converted into chemical energy.

  1. a

    Explain the process of photosynthesis and its importance to plants.

    Aim for approximately 4 distinct marking points.

    [4]