Ecosystems Unit Vocabulary

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Across
  1. 1. Succession following a disturbance that destroys a community without destroying the soil
  2. 4. First integrated set of plants, animals, and decomposers found in an area undergoing primary ecological succession.
  3. 6. An organism that cannot make its own food.
  4. 10. An interaction in which one organism kills another for food.
  5. 12. A group of ecosystems that share similar climates and typical organisms
  6. 13. Following a series of stages; a point in a continuum of vegetation through time
  7. 14. A biological community of interacting organisms and their physical environment.
  8. 16. A consumer that eats only plants.
  9. 17. A stable community that no longer goes through major ecological changes
  10. 18. Derived from the oil palm tree; one of the fattiest and heaviest oils used.
  11. 20. A carnivore that feeds on the bodies of dead organisms
  12. 22. All the different populations that live together in an area
  13. 23. A single organism
  14. 25. A relationship between two species in which both species benefit
  15. 26. An organism that obtains energy by feeding on other organisms
  16. 27. An animal that eats both plants and animals
Down
  1. 2. A consumer that eats only animals.
  2. 3. The variety of life in the world or in a particular habitat or ecosystem.
  3. 4. An ecological succession that begins in an area where no biotic community previously existed
  4. 5. Consists of all life on Earth and all parts of the Earth in which life exists, including land, water, and the atmosphere.
  5. 7. A series of gradual changes that occur in a community following a disturbance
  6. 8. The change of terrestrial surface, including vegetation and landforms, by human activities such as agriculture, forestry, or mining.
  7. 9. A common demand by two or more organisms upon a limited supply of a resource.
  8. 11. An organism that makes its own food
  9. 15. Grown in Indonesia and Malaysia in plantations, bears the palm oil fruit used to make palm oil and palm kernel oil.
  10. 19. An organism that breaks down wastes and dead organisms
  11. 21. A group of individuals that belong to the same species and live in the same area
  12. 24. An organism that can make its own food.