Chpt. 16-17 Key Terms Crossword Puzzle

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Across
  1. 4. web a diagram that shows the feeding relationships between organisms in an ecosystem
  2. 5. an organism that kills and eats all or part of another organism
  3. 6. an organism that eats animals
  4. 8. an organism that eats both plants and animals
  5. 13. an organism that is killed and eaten by another organism
  6. 15. a relationship between two organisms in which one organism benefits and the other is unaffected
  7. 16. capacity the largest population that an environment can support at any given time
  8. 17. describes the nonliving part of the environment, including water, rocks, light, and temperature
  9. 18. a relationship between two species in which both species benefit
Down
  1. 1. - a large region characterized by a specific type of climate and certain types of plant and animal communities
  2. 2. describes living factors in the environment
  3. 3. an organism that eats only plants
  4. 5. a relationship between two species in which one species, the parasite, benefits from the other species, the host, which is harmed
  5. 6. all of the populations of species that live in the same habitat and interact with each other
  6. 7. the part of Earth where life exists; includes all of the living organisms on Earth
  7. 9. a group of organisms of the same species that live in a specific geographical area
  8. 10. the study of the interactions of living organisms with one another and with their environment
  9. 11. a community of organisms and their abiotic, or nonliving, environment
  10. 12. a relationship in which two different organisms live in close association with each other
  11. 14. pyramid a triangular diagram that shows an ecosystem’s loss of energy, which results as energy passes through the ecosystem’s food chain