Across
- 3. physical area in which an organism lives
- 6. Factor any living factor in an organism’s environment
- 8. symbiotic relationship in which one organism benefits and the other organism is harmed
- 11. competition occurs between members of DIFFERENT species
- 12. act of one organism feeding on another organism
- 14. biological community and all the nonliving factors that affect it
- 16. role, or position, of an organism in its environment
- 17. large group of ecosystems that share the same climate and have similar types of communities
- 18. symbiotic relationship in which both organisms benefit
Down
- 1. symbiotic relationship in which one organism benefits at the expense of another organism
- 2. group of organisms of the same species that occupy the same geographic place at the same time
- 4. community all the interacting populations of different species that live in the same geographic location at the same time
- 5. competition occurs between members of the SAME species
- 6. relatively thin layer of Earth and its atmosphere that supports life
- 7. occurs when more than one organism uses a resource at the same time
- 9. group of organisms that can interbreed and produce fertile offspring
- 10. anything that has or once had all the characteristics of life
- 13. Factor any nonliving factor in and organism’s environment, such as soil, water temperature, and light availability
- 14. scientific study of all the interrelationships between organisms and their environment
- 15. close, mutualistic, parasitic, or commensal association between two or more species that live together