Biology Ecology Terms Nicolas Conner

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Across
  1. 2. Chain Shows how every living thing gets food
  2. 3. An organism that breaks down organic material
  3. 5. A relationship where the predator feeds on another organism known as the prey
  4. 6. Living
  5. 8. A relationship where one species benefits while the other is not harmed
  6. 10. Cycle Where Carbon is exchanged among the air
  7. 11. Organisms that synthesize their own food.
  8. 13. Cycle Nitrogen is converted into various chemical forms as it circulates among the atmosphere and ecosystem
  9. 15. Non-mutual relationship where the parasite benefits at the expense of the host.
  10. 17. Succesion A process started by an event that reduces an established ecosystem
  11. 18. Levels Each of several hierarchical levels in an ecosystem
Down
  1. 1. Absence of life
  2. 4. The process where plants use sunlight to synthesize food from carbon dioxide and water
  3. 5. any type of falling water
  4. 7. Species A species that is not native to the organism
  5. 9. When two organisms cannot survive without each other
  6. 12. An organism that feeds on or derived nourishment from decaying organic matter
  7. 14. Growth When the size of a population grows steadily
  8. 16. Succesion Colonization of new sites by communities of organisms