Across
- 2. an interconnected set of food chains
- 5. an organism that decomposes or breaks down dead organic material
- 10. the flow of energy through living things within an ecosystem
- 11. an organism that uses sunlight to make its own food for energy
- 12. an organism that gets energy from eating plants or animals
- 16. a single, self-contained, living thing
- 17. they are consumers
- 18. an organism that gets energy by eating only plants
Down
- 1. the process where plants use sunlight, water, and carbon dioxide to produce sugar and release oxygen
- 3. all living and nonliving things and all their interactions in an area
- 4. an animal that is hunted as food
- 6. an organism that hunts and feeds on other organims
- 7. the material that people and animals eat to get energy
- 8. they are producers
- 9. main source of energy in a food chain or food web
- 13. shows the flow of energy within an ecosystem
- 14. an organism that gets energy by eating only other animals
- 15. an organism that gets energy by eating both plants and other animals