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30 Cards in this Set
- Front
- Back
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Abiotic
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nonliving parts of the environment
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Autotroph
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organism that produces its own food (plants)
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Biodiversity
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the variety of species in an area
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Biosphere
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all of Earth's ecosystems, including all of the water, land, and air in which organisms survive.
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Biotic
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living parts of the environment
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Carnivore
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an organism that eats animals
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Carrying Capacity
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the largest pop. of any species that an area can support
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Community
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a combo of all the different populations that live & interact in the same environment
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Competition
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the struggle between organisms for the same limited resources in a particular area
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Consumer
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an organism that eats producers
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Decomposer
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an organism, usually a bacteria or fungus, that consumes dead organisms and organic waste
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Ecology
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the study of how living things interact with one another and with the environment
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Ecological Niche
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the specific role played by an organism or a pop. of organisms in the ecosystem
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Ecological Succession
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the process by which an existing community is replaced by another community
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Ecosystem
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all the living & nonliving things that interact in a specific area
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Energy Pyramid
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a diagram showing how food energy moves through the ecosystem
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Environment
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every living & nonliving thing that surrounds an organism
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Food Chain
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a representation that identifies the specific feeding relationships among organisms
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Food Web
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a representation of many interconnected food chains that shows the feeding relationships among producers, consumers, and decomposers
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Habitat
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the place where an animal or plant lives
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Herbivore
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an organism that eats only plants
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Heterotroph
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an organism that eats only consumers (cant make its own food)
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Host
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the organism in a parasitic relationship that provides a home & or food for the parasite
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Limiting Factors
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any factors in the environment that limits the size of a pop.
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Parisite
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an organism that survives by living and feeding on other organisms
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Population
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all of the individuals of a single species that live in a specific area
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Predator
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an animal that hunts & kills other animals for food
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Prey
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an animal that is hunted & killed by predators
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Producer
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an organism that makes its own food from light energy & inorganic materials
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Scavenger
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a carnivore that feeds on the bodies of dead organisms
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