Each food chain is a descriptive diagram including a series of arrows, each pointing from one species to another, representing the flow of food energy from one feeding group of organisms to another.

The feeding sequence, showing the energy flow from producers to consumers, is called a food chain. Each step is called a trophic level: producers are on the first trophic level 1, primary ...

Each aspect of the food chain, including producers, consumers, and decomposers, all contribute to a more balanced flow of energy and nutrients. In our five-day unit plan, students will investigate ...