Ecology Review

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Across
  1. 2. animal life
  2. 4. Events that impact the ecosystem
  3. 5. A biome with many types of long grasses. Region has four seasons e.g. Canada.
  4. 11. The struggle between organisms to survive in a habitat with limited resources
  5. 12. to become smaller or less
  6. 16. The source of energy for plants
  7. 17. An organism that eats only plants
  8. 19. An organism that lives in or on another organism; one who lives off another person
  9. 20. Any living thing
  10. 25. Ground that is permanently frozen-found in the tundra
  11. 26. Non-living factors in an environment
  12. 27. prefix meaning life
  13. 28. All the different populations that live together in an area
  14. 29. symbol for the transfer of energy in a food web
  15. 31. Interaction in which one organism eats another
  16. 32. plant life
  17. 33. Biomes on land (forests, taiga, tundra, etc.)
  18. 35. An animal that hunts other animals for food
  19. 37. A community of organisms and their abiotic environment
  20. 38. Anything that has mass and takes up space
Down
  1. 1. Biomes that are in or have to do with water. They are either freshwater or saltwater.
  2. 3. organism that obtains energy by eating animals
  3. 6. A type of close and long-term biological interaction between two different species. Commensalism, parasitism and mutualism are the three types.
  4. 7. the natural home or environment of an animal, plant, or other organism.
  5. 8. to make or become larger; to add to
  6. 9. The branch of biology that deals with the relations of organisms to one another and to their physical environment.
  7. 10. Animals hunted or caught for food
  8. 13. Interaction that helps both species involved
  9. 14. Interaction that benefits one species (the parasite) that lives in or on the other (host). The host is usually harmed.
  10. 15. Living factors in the environment.
  11. 18. Interaction that helps one species while neither helping nor harming the other
  12. 21. a group of organisms of the same species populating a given area
  13. 22. The process by which plants and some other organisms capture the energy in sunlight and use it to make food.
  14. 23. a small or specialized habitat within a larger habitat
  15. 24. An organism that is a mix of algae and a fungus
  16. 30. organism that obtains energy by eating both plants and animals
  17. 34. Biome a biome that has little or no plant life, long periods without rain, and extreme temperatures; usually found in hot climates
  18. 36. A group of ecosystems that share similar climates and organisms