Across
- 2. series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
- 6. organism that feeds on plant and animal remains and other dead matter
- 8. a group of organisms of the same species that live together in the same area at the same time
- 10. organism that obtains energy by eating animals
- 12. network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
Down
- 1. the natural home or environment of an animal, plant, or other organism
- 3. organism that obtains energy by eating both plants and animals
- 4. organism that breaks down and obtains energy from dead organic matter
- 5. dead organic matter
- 7. an organism that makes its own food
- 9. step in a food chain or food web
- 11. a relationship between members of two or more species; includes mutualism, commensalism, and parasitism