Definition of food chain
1
: an arrangement of the organisms of an ecological community according to the order of predation in which each uses the next usually lower member as a food source
2
: a hierarchy based on power or importance
at the top of the corporate food chain
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“Food chain.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/food%20chain. Accessed 3 Jul. 2022.
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Time Traveler for food chain
The first known use of food chain was in 1920
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