Ecology

4. one organism benefits; the other is neither helped nor harmed
8. one organism benefits at the expense of the other
9. the act of one organism pursuing and consuming another organism for food
10. a large group of ecosystems that share the same climate and have similar types of communities
11. both organisms benefit
13. a biological community and all of the abiotic factors that affect it
15. the portion of earth that supports life
17. an area where an organism lives

1. a group of interacting populations that occupy the same geographic area at the same time
2. any abiotic or biotic factor that restricts the numbers, reproduction, or distribution of organisms
3. the ability to live when subjected to abiotic and biotic factors
5. the role or position that an organism has in its environment
6. a nonliving thing in an organism's environment
7. a living thing in an organism's environment
12. the close relationship that exists when two or more species live together
14. Organisms of a single species that share the same geographic location
16. study of organisms and their environment