Across
- 3. Study of the relationships among living things
- 7. living factors in an environment
- 9. an area where an organism lives
- 10. a large group of ecosystems that share the same climate and community types
Down
- 1. a biological community
- 2. portion of earth that supports life
- 4. the role that an organism has has in an environment
- 5. nonliving factors in an environment
- 6. organisms of a single species that share the same location
- 8. factor a factor that restricts numbers of organisms