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Eco. Vocabulary
| Question | Answer |
|---|---|
| Energy from the sun enters an ecosystem when a plant uses sunlight to make sugar molecules | Photosynthesis |
| An organism that makes its own food | Produceer |
| Organisms that get their energy by eating other organisms | Consumers |
| Some consumers get their food by breaking down dead organisms | Decomposers |
| a sequence in which energy is transferred from one organism to the next as each organ- ism eats another organism. | Food Chain |
| shows many feeding relationships that are possible in an ecosystem. | Food Web |
| The only organisms that can fix atmospheric nitrogen into chemical compounds are a few species of bacteria | Nitrogen-fixing Bacteria |
| a type of succession that occurs on a surface where no ecosystem existed before. | Primary Succession |
| the more common type of succession, occurs on a surface where an ecosystem has previously existed. | Secondary Succession |
| The first organisms to colonize any newly available area and begin the process of ecological succession. | Pioneer Species |
Created by:
dixieshay112
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