Biology
Across
- 6. who the parasite benefits from
- 7. the regions of the surface and atmosphere of the earth occupied by living organisms
- 8. a self contained habitat where living and non-living things interact
- 9. the organism uses its host for its own benefit, the host is harmed and sometimes killed
- 10. living components of an environment
- 11. when two or more species fight food and territory
- 14. one species isn't affected or doesn't care whilst the other species is killed e.g. a cow stepping on an ant
- 16. e.g. a hawk eating a mouse
Down
- 1. where both species benefit
- 2. non-living or physical factors of an environment
- 3. a close relationship between two species
- 4. one species benefits and the other is neither harmed nor helped
- 5. different species interacting
- 12. same species interacting
- 13. the study of living things
- 15. the business that one organism conducts, no two species can share the same of this