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22 Cards in this Set
- Front
- Back
Biotic Factor |
A living part of an organism's habitat. |
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Abiotic Factor |
A nonliving part of an organism's habitat. |
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Populations |
All members of one species in a particular area. |
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Community |
All the different populations that live together in an area. |
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Ecosystem |
The community of organisms that live in a particular area, along with their nonliving surroundings. |
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Ecology |
The study of how living things interact with each other and their environment. |
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Habitat |
An environment that provides the things an organism needs to live, grow, and reproduce. |
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Organism |
A living thing. |
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Species |
A group of organisms that are physically similar and can mate with each other and produce offspring that can also mate and reproduce. |
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Natural Selection |
A process by which characteristics that make an idividual better suited to its environment become more common. |
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Adaptations |
A behavior or physical characteristic taht allows an organism to live successfully in its envoronment. |
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Symbosis |
A close relationship between two species taht benefits at least one of the species. |
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Mutualism |
A relationship between two species in which both species benefit. |
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Commensalism |
A relationship between two species in which one species benefits and the other is neither harmed or helped. |
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Parasitism |
A relationship in which one organism lives on or in a host and harms it. |
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Predation |
An ineraction in which one organism kills another for food. |
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Producers |
An organism that can make its own food. |
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Consumers |
An organism that obtains energy by feeding on other organisms. |
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Decomposers |
An organism that breaks down wastes and dead organisms. |
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Food web |
The pattern of overlapping food chains in an ecosystem. |
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Food Chain |
A series of events in which one organism eats another and obtains energy. |
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Energy Pyramid |
A diagram that shows the amount of energy that moves from one feeding level to another in the food web. |