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21 Cards in this Set
- Front
- Back
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Competitive Expulsion THeory
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If 2 species occupy the same niche, they they will compete until one eliminates the other (becomes extinct)
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resource partitioning
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if one species' niche is modified to live with another specie
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alloptraic spciation
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speciation that occurs in species that are geographically isolated
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sympatric speciation
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speciation that occurs in species that live in the same area
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aposematic coloring
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colorings or markings to warn off predators
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cryptic coloration
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colorings that disguise an animal's shape (camoflouge)
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batesian mimicry
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pretending to be harmful
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mullerian mimicry
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one specie resembles another and both are harmful
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competition
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-/-
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predation
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+/-
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herbivory
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+/-
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parasitism
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+/-
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disease (pathogen)
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+/-
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mutualism
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+/+
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commensalism
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+/o
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primary producers
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autotrophs; create own food (photosynthesis)
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primary consumers
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herbivores, heterotrophs (can't make own food)
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secondary and tertiary consumers
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heterotrpohs/ carnivores
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detrivores
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eat non-living organic matter
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Gross Primary Productivity
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Total amount of light energy converted to chemical energy in a fixed time
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Net Primary Productivity
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Amount of chemical energy actually available to pass on to consumers (accounts for energy lost through cellular respiration)
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