Biology Ecology Terms Nicolas Conner

123456789101112131415161718
Across
  1. 2. Chain Shows how every living thing gets food
  2. 7. The process where plants use sunlight to synthesize food from carbon dioxide and water
  3. 9. Living
  4. 10. Cycle Where Carbon is exchanged among the air
  5. 11. An organism that breaks down organic material
  6. 12. Absence of life
  7. 14. When two organisms cannot survive without each other
  8. 15. Non-mutual relationship where the parasite benefits at the expense of the host.
  9. 18. Cycle Nitrogen is converted into various chemical forms as it circulates among the atmosphere and ecosystem
Down
  1. 1. Succesion Colonization of new sites by communities of organisms
  2. 3. An organism that feeds on or derived nourishment from decaying organic matter
  3. 4. Organisms that synthesize their own food.
  4. 5. A relationship where the predator feeds on another organism known as the prey
  5. 6. A relationship where one species benefits while the other is not harmed
  6. 7. any type of falling water
  7. 8. Growth When the size of a population grows steadily
  8. 13. Levels Each of several hierarchical levels in an ecosystem
  9. 16. Succesion A process started by an event that reduces an established ecosystem
  10. 17. Species A species that is not native to the organism