What happens to energy as it moves up the food chain?
energy decreases at each trophic level
The steps in a food chain or food web show the transfer of energy through different organisms in an ecosystem. A food web differs from a food chain because a food web shows a variety of possibilities to where the energy in an organism can be transfered; a food chain, on the other hand, shows only one possibility of an energy transfer. For example, energy always starts out with the Sun; then Sun's energy then…
The food chain is the path of energy as it moves from organism to organism. Specifically, the term honors the energy and food links among the world's organisms. The chain involves some organisms as producers and others as consumers. For example, plants may be offered as examples of organisms that serve as energy and food sources for some animals and some people.