BS 110 Notes 11-17-2010

BS 110 Notes 11-17-2010 - nect and the energy lost is in...

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BS 110 Notes 11-17-2010 Ecological Pyramids Know generalizations, not the specifics Pyramid of numbers – most plants, less calves, least humans Pyramid of Biomass – most lbs of plants, less lbs of calves, least lbs of humans Pyramid of Energy – most energy sun, less energy alfalfa, less energy calves, least energy humans There is always a loss of energy when moving from one trophic level to the
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Unformatted text preview: nect and the energy lost is in the form of heat that escapes into the surrounding environment. Generally, a 90% loss from one trophic level to the other, therefore a 10% transfer of energy Food Chain occurs when one group of organisms is eaten specifically by another group of organisms which in turn is eaten by another group of organisms, etc....
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