Brookings School District



Watch the Bozeman Biology BIOGEOCHEMICAL CYCLES videoand complete the following ?’s in your BILLWHY DO WE NEED THESE?C - __________________________________________H- __________________________________________N- __________________________________________O- __________________________________________P - __________________________________________S - __________________________________________How is the movement of energy and matter different in ecosystems?___________________________________________________WATER CYCLERESERVOIR = _____________________________Leaves ocean by: ______________________________________Return to ocean by: ___________________________________Gets into plants by ____________________________________Gets into animals by: ___________________________________Returns back to environment by: ___________________________CARBON CYCLERESERVOIR= _______________Gets into plants from atmosphere by: _____________________Gets into animals by: ______________________________Organisms return carbon to atmosphere by: ______________________NITROGEN CYCLEName the process by which bacteria change nitrogen gas in atmosphere intoa form usable by plants?___________________________________How do animals (including humans) get nitrogen needed to build molecules?___________________________________Name the process that returns nitrogen to the atmosphere from the soil ___________ __________________Which organisms are important in keeping nitrogen cycling betweenthe atmosphere and living things? ___________________PHOSPHORUS CYCLEWhich is the only cycle that does not pass molecules through theatmosphere? ______________________RESERVOIR: ____________________________How does phosphorus move from rocks into soil? ___________________________Gets into plants by: ______________________________________Gets into animals by: _____________________________________Soil returns phosphorus to rock through _____________ cycle571510033000CARBON CYCLENITROGEN CYCLEPHOSPHORUS CYCLE ................
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