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10 Cards in this Set
- Front
- Back
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The graph of NPP is almost directly related to what other environmental variable?
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temperature
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Most vegetation have an optimum ______ range.
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photosynthesis
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He came up with an index that combined both temperature and precipitation with an idea of evapotranspiration indexes that are a function of both (to describe above-ground productivity).
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Thornthwaite
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He came up with 9 different life forms to show which plants are associated with productivity.
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Raunkiaer
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If you subtract R from GPP, what are you left with?
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NPP
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Biomass can be expressed as a ___: for example, above ground foliage v. below ground roots.
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ratio
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NPP only counts foliage above/below the ground.
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above
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The word ____ refers to energy transmission or food. For example, the ___ chain means the food chain.
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trophic
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There are many _____ losses at each state of consumption in the food chain at the plants, herbivores levels.
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respiratory
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At the carnivore levels (secondary consumers/primary carnivores and secondary carnivores), ___ losses are added to respiratory losses in the form of mostly heat.
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metabolic
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