Food Chains and Food Webs Review

Front

What is a food chain?

Back

A food chain is a sequence that shows how energy and nutrients flow from one organism to another in an ecosystem.

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What is a food web?

Back

A food web is a complex network of interconnected food chains in an ecosystem, showing how different organisms are related through feeding relationships.

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What is a producer?

Back

A producer is an organism, usually a plant, that can make its own food through photosynthesis.

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What is a consumer?

Back

A consumer is an organism that cannot make its own food and must eat other organisms for energy.

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What is a herbivore?

Back

A herbivore is a consumer that eats only plants.

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What is a carnivore?

Back

A carnivore is a consumer that eats only other animals.

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What is prey?

Back

Prey is an animal that is hunted and eaten by another animal.

Front

What is a decomposer?

Back

A decomposer is an organism, like bacteria or fungi, that breaks down dead plants and animals, returning nutrients to the soil.

Front

How do changes in an ecosystem affect food webs?

Back

Changes in an ecosystem can impact the populations of organisms, which can alter the food web and affect the availability of food for other organisms.

Front

What happens to the bird population when there is an increase in fish population?

Back

The bird population may increase because there is more food available.