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18 Cards in this Set
- Front
- Back
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community |
a group of various species that live in the same habitat and interact with each other |
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ecosystem |
a community of organisms and their abiotic environment |
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habitat |
a place where an organism usually lives |
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biodiversity |
the variety of organisms in a given area, the genetic variation within a population, the variety of species in a community, or the variety of communities in an ecosystem |
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succession |
the replacement of one type of community by another at a single location over a period of time |
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climate |
the average weather conditions in an area over a long period of time |
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biome |
a large reason characterized by a specific type of climate and certain types of plant and animal communities |
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producer |
a photosynthetic or chemosynthetic autotroph that serves as the basic food source in an ecosystem |
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consumer |
an organism that eats other organisms or organic matter instead of producing its own nutrients or obtaining nutrients from inorganic sources |
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decomposer |
an organism that feeds by breaking down organic matter from dead organisms |
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trophic level |
one of the steps in a food chain or food pyramid |
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energy pyramid |
a triangular diagram that shows an ecosystem's loss of energy, which results as energy passes through the ecosystem's food chain |
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population |
a group of organisms of the same species that live in a specific geographical area and interbreed |
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carrying capacity |
the largest population that an environment can support at an given time |
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predation |
an interaction between two organisms in which one organism, the predator, kills and feeds on the other organism, the prey |
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coevolution |
the evolution of two or more species that is due to mutual influence |
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parasitism |
a relationship between two species in which one species, the parasite, benefits from the other species, the host, which is harmed |
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symbiosis |
a relationship in which two different organisms live in close association |
