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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.
Biomass-the total dry weight of the organisms in a trophic levelBiomass Pyramid-a diagram showing the biomass at each trophic level of a food chain A pyramid of biomass s â¦ hows energy lost in each trophic level while a pyramid of numbers shows the numbers of the organisms in each trophic level.iomass pyramids show how much biomass is present in the organisms at each trophic level. A pyramid of numbers does not deal with living organisms. Source: chacha.com This, ag â¦ ain, is my brainless answer! However, please take it seriously, for I found it in a real website this time.