Name: ______Number: ______Date: ______
Handout: Power Point; Communities, Biomes and Ecosystems
1. Which is larger, more complex, and more inclusive - a population or a community?
2. List in decreasing complexity, the levels of ecological biologic levels from biosphere to organism. Put a box
around those that include biotic and abiotic factors (temperature, precipitation, etc.).
3. What is a limiting factor? Give an example of a potential limiting factor in this room.
4. What is ecological succession? What are the two types of ecological succession?
5. Why does secondary succession not have a pioneer species?
6. What two abiotic factors (sometimes called climate) classify terrestrial biomes?
7. List the nine terrestrial biomes.
8. How much of the earth’s water is “fresh” water?