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