Across
- 2. both species benefit
- 4. consumed in a chemical reaction
- 7. place with abiotic and biotic components
- 10. animal that eats plants and meat
- 11. animal that eats meat
- 14. when a body of water grows to much algae in it
- 15. where an organism lives
- 17. something that an organism does to survive
- 18. generated in chemical reaction
- 19. factor the availability of a resource to an organism
- 20. living organism
- 22. organism that eats other plants or animals
- 23. one organism lives in another organism
- 27. breathing
- 28. species plant that is the first to grow in an ecosystem
- 29. one organism benefits and the other does not
- 30. change in an ecosystem over time
Down
- 1. relationship benefiting both organisms
- 3. feed on dead organisms
- 5. capacity maximum population size of an environment
- 6. an organism eats another organism
- 8. plants and animals that live in the same habitat
- 9. organism's environment and their job in that environment
- 12. organism that produces its own food
- 13. number of organisms of the same species that live in the same place at the same time
- 16. animal that eats plants
- 21. making food from sun water and carbon dioxide
- 24. region of the earth that is occupied by organisms
- 25. community of plants and animals that have common characteristics for the place they live in
- 26. nonliving organism
- 31. group of the same organism