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Cambridge IGCSE Biology practice

Paper 3 structured question: Food chains and food webs

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Attempt questionFood chains and food webs revisionRevise the key idea

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Food chains and food webs

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Paper 3Theory (Core)2 marks

Understanding producers and their role in ecosystems.

Description

Producers and Photosynthesis

Producers typically use sunlight through photosynthesis to make organic nutrients.

  1. a

    Describe how producers make their own organic nutrients.

    Aim for approximately 2 distinct marking points.

    [2]

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Paper 3 structured question: Food chains and food webs

Paper 3Theory (Core)1 marks

Description

Definition of a Producer

A producer is an organism that makes its own organic nutrients, usually using sunlight through photosynthesis.

  1. a

    State what a producer is.

    Aim for approximately 1 distinct marking point.

    [1]