Biology
Across
- 5. when one organism benefits and the other is harmed.
- 10. a chart that is made of many different food chains that interact together
- 11. predators and prey are an example of what?
- 14. when one organism benefits and the other is neutral
- 15. organisms that eat primary consumers
- 16. Bacteria and fungus are in this category
Down
- 1. what does the food chain start with
- 2. organisms that eat secondary consumers
- 3. when both organisms benefit
- 4. organisms that eat other organisms
- 6. the variety of all types of organisms living in a given area
- 7. when two different organisms are striving for the same resources
- 8. non-living factor
- 9. living factor
- 12. when going up the food pyramid, hwhat do you divide by when going up a level?
- 13. biodiversity can contribute to the ______ of an ecosystem