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22 Cards in this Set
- Front
- Back
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Biotic Factor |
A living part of an organisms habitat. |
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Abiotic Factor |
a nonliving part of an organism's habitat. |
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Populations |
All the 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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Ecosystems |
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 individual better suited to it's environment become more common in a species. |
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Adaptions |
a behavior or physical characteristic that allows an organism to live successfully in it's environment. |
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Symbosis |
a close relationship between two species that 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 helped nor harmed. |
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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 interaction 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 waste and dead organisms. |
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Food Web |
the pattern of overlapping food chains in an ecosystems. |
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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 a food web. |
