Across
- 3. organisms that use the Sun's energy to make sugar and oxygen
- 8. Includes all living and non-living things in an environment
- 9. The path that energy and nutrients follow in an ecosystem
- 10. The energy in a food chain starts with this
- 11. Non-living things in an environment
- 12. Living thing that hunts and kills other living things for food
- 13. Living factors in an environment
- 14. A diagram that shows the amount of energy available of an ecosystem
Down
- 1. A creature that is dead but acts as though alive
- 2. A creature that eats only rocks and is made of rocks
- 4. Many different populations all together make up a _________
- 5. Any animal that eats plants or other animals
- 6. Network of food chains
- 7. All members of a single species in an area at a given time
- 15. Eaten by predators