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14 Cards in this Set
- Front
- Back
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Symbiotic Relationship
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a close interaction between two or more different species
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Mutualism
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a symbiotic relationship where both organisms benefit
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Parasitism
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a symbiotic relationship between two species in which one species is harmed
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Commensalism
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a symbiotic relationship that benefits one organism without affecting the other organism
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Predation
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the act of one organism hunting, killing and feeding on another organism
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Competition
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relationship between members of the same or different species interacting to acquire limited resources
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Food Web
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model that describes how energy from food moves through a community; a series of overlapping food chains
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Aquatic Food Chain
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a model describing the flow of food energy through an aquatic (water) community
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Terrestrial Food Chain |
a model describing the flow of food energy through a terrestrial (land) community |
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Nitrogen Cycle |
the movement and exchange of nitrogen atoms through living and nonliving parts of the environment |
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Carbon Cycle |
the movement and exchange of carbon atoms through living and nonliving parts of the environment |
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Autotroph |
organisms that use energy from the sun or energy stored in chemical compounds to make their own food |
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Heterotroph |
organisms that cannot make their own food, and get their energy from consuming other organisms |
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Ecological Pyramids
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A representation in the shape of a pyramid to show the feeding relationship of groups of organisms, and the flow of energy in an ecosystem.
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