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Food Chains and Food Webs

Illustrates the flow of energy through an ecosystem.

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Food Webs

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Vocabulary

carnivore

Organism that feeds on other animals.

consumer

Organism that must consume other organisms to obtain food for energy.

decomposer

Organism that obtains nutrients and energy by breaking down dead organisms and animal wastes.

food chain

Diagram that shows feeding interactions in an ecosystem through a single pathway.

food web

Diagram that shows feeding interactions between many organisms in an ecosystem through multiple intersecting pathways.

herbivore

Animal that eats producers to obtain energy.

producer

Organism that produces food for itself and other organisms.

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