Unit 5: Vocabulary Part 1 and 2

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Across
  1. 1. an organism that eats other organisms.
  2. 2. an organism that is killed and eaten by another organism.
  3. 3. a relationship between two species in which both species benefit ·
  4. 6. an organism that gets energy by breaking down the remains of dead organisms and consuming or absorbing the nutrients.
  5. 8. an organism that kills and eats another for food
  6. 11. the study of interactions of living organisms with one another and their environment
  7. 12. the pathway of energy transfer through various stages as a result of the feeding patterns of a series of organisms.
  8. 18. anything that has a mass and takes up space.
  9. 19. an organism’s role in its habitat
  10. 20. an organism that can make its own food by using energy from the sun.
  11. 21. the amount of living matter in an area such as a habitat
  12. 24. a relationship between two organisms in which one organism benefits and the other is unaffected.
  13. 25. something such as food, water, or space that limits the size of a population
  14. 26. the nonliving part of the environment including water, rocks, light, and temperature
  15. 27. an organism that eats both plants and animals.
  16. 28. the living factors in an environment
  17. 30. a diagram that shows the feeding relationships between organisms in an ecosystem.
Down
  1. 1. the largest population that an environment can support at any given time
  2. 4. the part of Earth where life exists
  3. 5. a triangular diagram that shows an ecosystem’s loss of energy, which results as energy passes through the ecosystem’s food chain.
  4. 7. an organism that eats only plants.
  5. 9. the place where a plant or animal lives and grows
  6. 10. a group of organisms of the same species that live in a specific geographical area
  7. 11. a community of organisms and their abiotic environment
  8. 13. an organism that eats only animals.
  9. 14. a group of organisms that are closely related and can mate and produce fertile offspring
  10. 15. a relationship between two species in which one species, the parasite, benefits from the other species, the host, which is harmed
  11. 16. occurs when two or more organisms or populations try to use the same resource (i.e., food, water, space, etc.)
  12. 17. a close, long-term association between two or more species
  13. 22. all of the populations of species that live in the same habitat and interact with each other
  14. 23. are the energy levels or steps in a food chain or food web.
  15. 29. a large region characterized by a specific type of climate and certain types of plant and animal communities