Across
- 3. the hunter of animals
- 4. demand for a resource by two or more organisms
- 8. breaks down dead things back into soil
- 10. hunted by other animal
- 11. consumes mainly plants
- 13. consumes mainly other animals (meat)
- 14. a living thing needs to stay alive
Down
- 1. plants that make own food
- 2. flat area of land where salt water overflows
- 5. living thing eats other things
- 6. fresh water meets salt water from an ocean
- 7. a path energy flows from one organism to another
- 9. consumes both plants and animals
- 12. made up of living and nonliving things in an area