Ecology

3. a species on which other species rely heavily on
8. An area classified according to the species that lives in that location
10. the variety of life in the world or in a particular habitat or ecosystem.
12. carnivore that feeds only upon herbivores

1. Carnivores that eat other carnivores
2. Contains all living things on earth
4. make up the 2nd trophic level
5. position a organism occupies in a food web
6. living organism that shapes its enviroment
7. non living chemical and physical parts of the environment that effect living organisms
9. Organisms that can make their own energy
11. Natural interconnection of food chains