Food Web & Energy Flow – AP Environmental Science

1. The 10% rule states that:

10% of energy is lost at each level 10% of energy transfers to the next level 10% of organisms survive 10% of biomass decomposes

2. Which trophic level has the most energy?

Producers Primary consumers Tertiary consumers Decomposers

3. Most energy at each trophic level is lost as:

Light Sound Heat (cellular respiration) Chemical energy