Across
- 4. non-living things in an environment
- 6. shows the network of many interconnected food chains
- 9. place where living things live
- 11. anything that can limit the size of a population
- 12. the number of individuals that an ecosystem can support
- 13. make their own food
- 15. need to consume food from another source
- 16. both species benefit
- 19. each level of the energy pyramid
Down
- 1. traces the path of energy
- 2. the transfer of energy one organism to another
- 3. all living components in an environment
- 5. shows how foods energy passes from one orangism to the next
- 7. Large geographic areas with similar climates
- 8. any living thing in an ecosystem
- 10. return nutrients to the soil by consuming waste
- 13. the animal that is hunted and killed
- 14. groups of organisms within its ecosystem
- 17. hunts or kills another animal for food
- 18. all non-living and living things in an environment