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Answers. 1  A food chain is the what animal eats what animal. It really should be called a food web because many animals eat many other animals. The food web is a representation of an energy pyramid. An energy pyramid just shows where the energy is going. The sun is at the bottom, then plants and so on. There really are not many differences between them.
Rating Newest Oldest. Best Answer: A food chain just shows who eats who. An energy pyramid can show biomass transfer between trophic levels, or the actual energy that is available from transfer to transfer. just now. Report Abuse. the food chain is the route for the transfer of matter and energy through an ecosystem. In this arrows always point to those organisms recieving the energy. the food pyramid shows the relationship between food energy available at the trophic levels from bottom to top.