1. Ecology Community interactions

2. What would happen if…  All the trees in the Amazon were cut down?  All the polar bears in the Arctic died?  The temperature of the Earth increased by 5 degrees?

3. Ecology  The branch of the biology that deals _________________________________________ _________________________________________  Population  Community  Ecosystem  Biosphere

4. Factors that affect the environment  Abiotic  Biotic

6. Niche  _______________________________________  how it meets its needs for food and shelter  how it survives  how it reproduces

7. Producer

8. Primary consumer

9. Secondary consumer

10. Decomposer

11. Energy flow through an ecosystem  ENERGY FLOWS THROUGH IN ECOSYSTEM __________________________  Show this with a

12. Laws of Thermodynamics  1 st law  Law of Conservation of Energy  2 nd law

13. How much energy is passed from one trophic level to the next?