Connecting the Concepts: Energy Flows and Trophic Levels 6 of 17 Energy enters most ecosystems as sunlight. Within an ecosystem, energy is transformed, used, and exits the ecosystem as heat. Drag the terms to complete this concept map about energy and trophic levels Reset Help tertiarydecomposers producers primary primary consumers heat trophic levels solar energy consumers is driven a that moves through and is C released as Engery flow in by an ecosystem Trophic level 4 eaten by Trophic level 3 is captured and converted to chemical energy by matter further 6 broken down by eaten by Trophic level 2 eaten by Trophic level 1