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Food chainIn ecology, a food chain is a succession of organisms in an ecosystem that serves as continuation of food energy. An organism lower in food chain is a source of food energy (is consumed) for another organism on a higher level.
Example of a food chain:
Sometimes the term food web rather than food chain is used. This is a more accurate description when looking at the more complex nature of food chains, that is most animals feed on more than one source. The relationship between organisms is underlined.
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