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science
| Term | Definition |
|---|---|
| adaption | a behavior or trait that increases a species chance of survival |
| population | a group of one kind of organism living in the same place at the same time |
| community | a group of populations living in the same place is a community |
| habitat | the physical environment that a species needs to survive |
| niche | a animals certain role in the community |
| biotic | living |
| abiotic | non living |
| producers | plants are called producers because they produce their own food |
| consumers | animals that eat plants |
| decomposers | bacteria or scavengers that feed off the non living |
| food chain | shows how energy moves from producers to primary consumers to secondary consumers and so on |
| food web | shows how different food chains are interconnected |
| energy pyramids | another way to look feeding realationships |
| trophic levels | a name for consumer levels |
| aquatic ecosystems | Ecosystems organized around bodies of water |
| ecosytsems | a complex web of relationships between living and non living things |
| current | flows between two steam banks and over a underwater steambed |
| oxbow lakes | formed from bends in rivers or steams that cut off from the main channel |
| buffers | an animal population that becomes the prey of predator that feed on a different species |