Final answer:
In ecology, energy flow through food chains and trophic levels illustrates the directional movement of energy in an ecosystem.
Explanation:
Energy flow in ecology refers to the transfer of energy through a food chain in an ecosystem. This process involves the passage of energy from one trophic level to another, with a loss of energy occurring at each level.
Food webs, which consist of multiple interacting pathways of energy flow, provide a more realistic representation of how energy moves through ecosystems compared to simple food chains. Understanding these concepts helps illustrate the directional flow of energy within an ecosystem.
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