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Science Ecosystem
Science Vocabulary
Term | Definition |
---|---|
Birth Rate | The number of births in a population in a certain amount of time |
Death Rate | The number of deaths in a population in a certain amount of time |
Immigration | Moving into a population |
Emigration | Leaving a population |
Niche | The role of an organism in its habitat or how it makes its living |
Symbiosis | A close relationship between two species that benefits at least one of the species |
Commensalism | a relationship between two species in which one species benefits and the other is neither helped nor harmed |
Limiting Factor | An environment factor that causes a population to decrease |
Carrying Capacity | The largest population that an area can support |
Natural Selection | A process by which characteristics that make an individual better suited to its environment become more common in a species |
Adaptations | A behavior or physical characteristic that allows an organism to live successfully in its environment |
Competition | The struggle between organisms to survive as they attempt to use the same limited resource |
Mutualism | A relationship between two species in which both species benefits |
Parasitism | a relationship in which one organism lives on or in a host and harms it |