Across
- 3. active or hunting at night
- 4. an animal that only eats plants.
- 9. the term used to describe all the conditions that affect a plant or animal in its habitat.
- 12. scientists who study the interactions between organisms.
- 15. an interaction between two organisms where one is benefited but the other one is not affected.
- 17. characteristics that help an organism survive in its environment.
Down
- 1. depending on each other for survival.
- 2. an animal that only eats meat.
- 5. all living things.
- 6. non-living factors in the environment.
- 7. the place where all life exists.
- 8. an animal that eats plants and meat.
- 10. a system formed by organisms interacting with each other
- 11. the place where an organism lives.
- 13. an organism in or on which a parasite lives.
- 14. an interaction where one organism lives in or on another organism and harms or kills it.
- 16. an interaction between organisms from which both the organisms benefit.
