Organisms and Their Relationships

123456789101112131415
Across
  1. 1. physical aria in which an organism lives
  2. 3. close mutualistic, parasitic, or commensal association between two or more species that live together
  3. 4. large group of ecosystems that share climate and have similar types of communities
  4. 5. symbiotic relationship in which both organisms benefit
  5. 10. group of organisms of the same species that occupy the same geographic place at the same time
  6. 11. any living factor in an organism's environment
  7. 13. symbiotic relationship in which one organism benefits at the expense of another organism
  8. 14. biological community and all the nonliving factors that affect it
  9. 15. scientific study of all the interrelationships between organisms and their environment
Down
  1. 2. any nonliving factor in an organism's environment
  2. 6. organism's ability to survive biotic and abiotic factors
  3. 7. role, or position, of an organism in its environment
  4. 8. symbiotic relationship in which one organism benefits and the other organism is neither helped nor harmed
  5. 9. biotic or abiotic factor that restricts the number, distribution, or reproduction of a population within a community
  6. 12. relatively thin layer of Earth and its atmosphere that supports life
  7. 13. act of one organism feeding on another organism