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Bio geo chemical cycle

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Bio geo chemical cycle

  1. 1. Bio-GeoChemicalCycle
  2. 2. Bio-GeoChemicalCycle: • InEarthscience,abio-geochemicalcycleor substanceturnoverorcyclingofsubstancesisa pathwaybywhichachemicalsubstancemoves throughbothbioticandabioticcompartmentsof Earth.
  3. 3. WaterCycle
  4. 4. TheWaterCycle: Thewatercycle,alsoknownasthehydrologic cycleortheH₂Ocycle,describesthe continuousmovementofwateron,above andbelowthesurfaceoftheEarth.
  5. 5. Carbon-Oxygen Cycle
  6. 6. Carbon-OxygenCycle: Thecarbonoxygencycleistheprocessinwhichoxygenis releasedintotheatmospherebyanimals.Inturn,carbon dioxideistakeninbyplantsandusedduring photosynthesis.Thiscyclecontinuestoensurethecorrect amountofgasisalwaysintheair.
  7. 7. NitrogenCycle
  8. 8. NitrogenCycle Theseriesofprocessesbywhichnitrogenandits compoundsareinterconvertedintheenvironment andinlivingorganisms,includingnitrogenfixation anddecomposition.
  9. 9. SulfurCycle
  10. 10. SulfurCycle Thesulfurcycleisthecollectionofprocessesby whichsulfurmovestoandfromminerals (includingthewaterways)andlivingsystems. Suchbiogeochemicalcyclesareimportantin geologybecausetheyaffectmanyminerals.
  11. 11. PhosphorusCycle
  12. 12. PhosphorusCycle • Thephosphoruscycleisthe biogeochemicalcyclethatdescribesthemovement ofphosphorusthroughthelithosphere, hydrosphere,andbiosphere.

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