Across
- 3. a diagram that shows multiple enrgy flows
- 4. a diagram that shows single energy flows
- 8. a diagram that shows energy quantities
- 10. all things interacting
Down
- 1. completley gone from earth
- 2. a organism that breaks down waste
- 5. a group of same species
- 6. makes its own food
- 7. the number of species in an area
- 9. must eat other organisms for energy