Presentation is loading. Please wait.

Presentation is loading. Please wait.

Define ecosystem. Community of organisms and their abiotic environment.

Similar presentations


Presentation on theme: "Define ecosystem. Community of organisms and their abiotic environment."— Presentation transcript:

1

2 Define ecosystem. Community of organisms and their abiotic environment.

3 Define food chain. Food chain: the pathway of energy being transferred through various stages as a result of the feeding patterns of a series of organisms.

4 Compare primary and secondary succession. Primary: no life before Secondary: replaces previous life

5 How much energy is available for the level above on an energy pyramid? 10%

6 Define symbiosis Two or more species live together in a close, long-term association.

7 What is commensalism? One organism is helped, the other is not helped or hurt.

8 What is acid rain? When sulfur combines with water vapor, the rain lowers the pH of the soil and water sources.

9 What are renewable resources? Resources that are replenished naturally. Wind power Solar power


Download ppt "Define ecosystem. Community of organisms and their abiotic environment."

Similar presentations


Ads by Google