Chapter 10 vocab

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Across
  1. 2. the natural home or environment
  2. 4. an organism that shapes its environment
  3. 6. number of all the organisms in a community
  4. 7. the preying of one animal on others
  5. 11. a group of people living in the same place
  6. 13. an animal that is hunted and killed by another for food
  7. 15. a group of living organisms among the same group
  8. 16. physical rather than biological; not derived from living organisms
  9. 17. an individual animal or plant
  10. 18. a variable of a system that causes a noticeable change
  11. 19. the activity or condition of competing.
Down
  1. 1. the ratio between the number of live-born births
  2. 3. the branch of biology that deals with the relations of organisms to one another and to their physical surroundings
  3. 5. an animal or plant on or in which a parasite or commensal organism lives
  4. 8. a niche is the match of a species to a specific environmental condition
  5. 9. the process whereby organisms better adapted to their environment
  6. 10. the action or process of adapting or being adapted.
  7. 12. ratio between deaths and individuals
  8. 14. a biological community
  9. 20. an animal that naturally preys on