Ecology Crossword

5. A graphical model that illustrates the flow of energy through different forms of life in an ecosystem.
6. Organisms that feed on dead plant and animal materials that help them to decay.
7. A type of symbiotic relationship where one organism benefits, but the second organism is harmed.
10. Variety of plant and animal life in the world/particular habitat, a high level being considered important.
12. A close living relationship between two organisms that last over a long period of time.
14. A harmful contaminate that has been added to an ecosystem
15. Organisms that get their energy by eating other living organisms.

1. A nonnative species that significantly disrupt an ecosystem
2. Consumer who only eats plants
3. The branch of biology which deals with the relations of organisms to one another and to their physical surroundings.
4. Harvesting of too many species.
8. Non living factors in an environment.
9. A type of symbiotic relationship where both organisms benefit.
11. Biological community of interacting organisms and their physical environment in which they live.
13. Living factors in an environment.
16. Ultimate source of energy for all ecosystems