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Define a food web as a system of interconnected food chains and analyze food webs.

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Cambridge IGCSE BiologyOrganisms and their environmentCore content

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Define a food web as a system of interconnected food chains and analyze food webs

This point belongs to Food chains and food webs, especially Food chains and food webs outcomes.
You need to be able to define a food web as a system of interconnected food chains and analyze food webs.
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DescribeInterpret

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Paper 3 structured question: Food chains and food webs

Paper 3Theory (Core)1 marks

Diagram Description

Pond Food Web

The food web includes algae, insects, small fish, frogs, and birds. Arrows show feeding directions: algae → insects → small fish → frogs → birds. Some insects also eat algae and small fish.

a
Describe what a food web is.
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Related learning objectives

Explain that a food chain illustrates how energy is transferred from one organism to another, starting with a producer.
Food chains and food webs outcomes
Create and analyze basic food chains.
Food chains and food webs outcomes
Define a producer as an organism that generates its own organic nutrients, typically using sunlight through photosynthesis.
Food chains and food webs outcomes
Define a consumer as an organism that obtains energy by consuming other organisms.
Food chains and food webs outcomes
Recognize that consumers can be categorized as primary, secondary, tertiary, or quaternary based on their role in a food chain.
Food chains and food webs outcomes

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