. Organisms of a higher trophic level which feed on several types of organisms belonging to a lower trophic level constitute the

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Ans: The answer is (a) food web

Explanation: A series of organisms through which food energy flows in an ecosystem is called a food chain. An ecosystem consists of all the living beings of an area and non-living components of their environment. The graphic summary of the trophic structure and energy transfer in an ecosystem is called ecological pyramids. Organisms of a higher trophic level which feed on several types of organisms belonging to a lower trophic level constitute the food web.