ecology

2. Part of Earth in which life exists including land, water, and air or atmosphere.
4. Any living thing
6. a group of organisms of the same species populating a given area
7. plant-eating animal
11. the place where an organism lives
12. nonliving, physical features of the environment, including air, water, sunlight, soil, temperature, and climate
16. meat eater
17. living and nonliving things in an environment, together with their interactions
18. all the different populations that live together in an area
20. relationship in which two species live closely together

1. animal that hunts and kills other animals for food
3. symbiotic relationship in which both species benefit from the relationship
5. trait of a living thing that helps it live in its environment
8. the living organisms in an ecosystem
9. symbiotic relationship in which one organism benefits and the other organism is harmed
10. a large region characterized by a specific type of climate and certain types of plant and animal communities.
13. symbiotic relationship in which one member of the association benefits and the other is neither helped nor harmed
14. animal hunted or caught for food
15. the study of our ecosystems and biomes
19. organism's role, or job, in its habitat