Across
- 4. Where an organism lives
- 7. Non-living factors like trees, weather, rain
- 11. The role an organism plays in an ecosystem
- 13. Organisms have to eat others to get energy
- 15. The diversity of life in an area
- 16. The body's ability to regulate itself
- 17. Organisms can make their own food
Down
- 1. Changes to characteristics over time
- 2. Living factors like plants and animals
- 3. One organism benefits and one is harmed
- 5. Both organism benefit from a relationship
- 6. The relationship between predator and prey
- 8. Organisms competing
- 9. Highest level or organization
- 10. One organism benefits one has no effect
- 12. The study of organisms' and their interactions
- 14. Lowest level of organization
- 15. The study of life