Ecology Quiz 2 Vocab Review

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Across
  1. 2. the predictable changes in an area over time
  2. 6. process of "fix"ing nitrogen into useable forms
  3. 8. process that adds CO2 to the atmosphere; organisms break down glucose to make energy and release CO2
  4. 10. organism responsible for breaking down rock and creating soil
  5. 12. process of plants making glucose from sunlight
Down
  1. 1. an organism that breaks down dead material and returns the nutrients to the soil
  2. 3. another name for a producer
  3. 4. model that shows the amount of energy available within a food chain
  4. 5. organism responsible for recycling carbon and nitrogen throughout the ecosystem
  5. 7. another name for a consumer
  6. 9. form of Nitrogen found in the air that is unusable by plants and animals
  7. 11. an organism that makes own food/energy