Across
- 6. has matter and energy flowing in and out of it
- 7. eat other animals
- 8. web uses arrows to show who eats who
- 9. a relationship where one organism benefits and one is unaffected
- 11. besides sugar this is what needs to be used for cellular respiration
- 12. the breakdown of nitrogen and carbon from dead plants and animals into other forms
- 14. produce their own food
- 15. each level in an energy pyramid
- 16. the type of organisms who do photosynthesis
Down
- 1. example of this is a tick living on a dog
- 2. eat plants only
- 3. the organism that gets eaten
- 4. an example is an American grizzly bear in a specific forest
- 5. eat dead organisms
- 7. the cycle associated with fossil fuels
- 9. a product of cellular respiration
- 10. get food from consumer other organisms
- 13. all populations of organisms that live in a single area