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17 Cards in this Set
- Front
- Back
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Ecology
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The scientific study of interactions among organisms and their environment or surroundings
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Biosphere
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The combined portions of the planet in which all life exists,including land,water,and air or atmosphere
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Species
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A group of organisms similar to each other that they can breed and produce fertile offspring
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Population
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Group of individuals that belong to the same species and live in the same area
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Community
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Assemblages of different populations that live together in a defined area
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Ecosystem
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A collection of all organisms that live in a particular place, together with their nonliving, or physical environment
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Biome
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A group of organisms that have the same climate and dominant communities
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Consumer
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Organisms of an ecological food chain that receive energy by consuming other organisms
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Herbivore
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Organisms that obtain energy only by eating plants
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Carnivore
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Organisms that only eat meat
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Omnivore
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Organisms that eat both plants and animals
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Detrivore
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Organisms that feed on plant and animal remains and other dead matter
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Producers
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The organic molecules that combine and recombine to produce living tissue
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Ecological Pyramid
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A diagram that shows the relative amounts of energy or matter contained within each trophic level in a food chain or food web
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Biomass
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The total amount of living tissue within a given trophic level
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Food Web
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Links all the food chains in an ecosystem together
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Food Chain
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A series of steps in which organisms transfer energy by eating and being eaten
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