1. Levels of Organization in Ecology http://www.phschool.com/science/ca_sci_exp_transparencies/earth_sci_unit5.pdf Ecology is...

2. Levels of Organization in Ecology The Biosphere the thin layer of the earth that supports life. If the earth was the size of an apple, the biosphere would be the thickness of its skin.

3. Levels of Organization in Ecology An organism has all the characteristics of life. Yuh know me; I keep it homeostatic.

4. Levels of Organization in Ecology A population is group of interacting and interbreeding organisms. Members of a population must be all the same species. Hey Marty, tell those two to keep their interaction PG.

5. Levels of Organization in Ecology A community is a group of interacting populations. Is he trying to tell me something?

6. Levels of Organization in Ecology A community includes all the living things (biotic factors) in one place. It contains no abiotic factors.

7. Levels of Organization in Ecology An ecosystem is a community plus its non-living (abiotic) environment. Biotic Factor Abiotic Factor

8. Levels of Organization in Ecology http://www.phschool.com/science/ca_sci_exp_transparencies/earth_sci_unit5.pdf