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29 Cards in this Set
- Front
- Back
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unlike energy, this must constantly be recycled in ecosystems.
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matter
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layer of earth that supports life
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biosphere
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relationship in which both organisms benefit
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mutialism
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percentage of energy transferred from one trophic level to next
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ten
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this pyrmadid explains to amount of living material at each tropic level
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biomass
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gas used by plants to make sugars
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carbondioxide
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where an organism lives its life
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habitat
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simple model for showing movement of matter and energy
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foodchain
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most energy is lost as this
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heat
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relationship between organisms where one benefis, the other is neither helped or harmed
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commensalism
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feeds on dead organisms
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scavenger
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relationship where one organism benefits the other is harmed
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parasitism
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step in movement of energy and matter in food chain
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trophic level
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breaks down dead organisms
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decomposer
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how animals release water into the air
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resporation
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general term for herbivore, carnivore and omnivore
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consumer
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the most important organisms of the nitrogen cycle
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bacteria
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how plants release water into the air
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transpiration
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examples are light, temperature and soil
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abiotic factors
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network of interconnected food chains
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food web
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study of how living thigs relate to each other and the environment
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ecology
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obtains energy from autotrophs
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heterotroph
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this pyramid is least likely to follow the true pyramid form in each ecosystem
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numbers
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study of how living thigs relate to each other and the environment
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ecology
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obtains energy from autotrophs
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heterotroph
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this pyramid is least likely to follow the true pyramid form in each ecosystem
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numbers
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study of how living thigs relate to each other and the environment
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ecology
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obtains energy from autotrophs
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heterotroph
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this pyramid is least likely to follow the true pyramid form in each ecosystem
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numbers
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