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Chapter 2
Ecosystems and Biomes
| Question | Answer |
|---|---|
| Producer | a organism that can make it's own food |
| Consumer | an organism that obtains energy by feeding in other organisms |
| Carnivore | consumers that eat only meat |
| Herbivore | consumers that eat only plants |
| Scavengers | a carnivore that feeds on the bodies of dead organisms |
| Omnivore | a consumer that eats both plants and animals |
| Decomposer | Decomposers break down wastes and dead organisms and return raw materials to the ecosystem |
| Food Chain | a series of changes in witch one organism eats another and obtains food |
| Food Web | consists of many interconnected food chains |
| Energy Pyramid | A diagram that shows the amount of energy that moves from one feeding level to another in a food web |
| Water Cycle | The continuous process by which water moves from the earth's surface to the atmosphere and back |
| Condensation | the process by which a gas changes to a liquid |
| Precipitation | When the liquid falls to the ground as Rain, Snow, Sleet, and Hail |
| nitrogen fixation | the process of changing free nitrogen into a useable form of nitrogen |