Component Community Producer Consumer Decomposer Abiotic Component Inorganic

Component ü 생물적 요소 (Community) 생산자 (Producer) 소비자 (Consumer) 분해자 (Decomposer) ü 무생물적 요소(Abiotic Component) 무기물질 (Inorganic Compounds) 유기물질 (Organic Compounds) 기후 및 물리적 요인

Food Chain

Food Web

Function of Ecosystem ü ü Energy Flow (에너지 흐름) Matter Cycle (물질 순환)

Function : Energy Flow

Matter Cycle ü ü Carbon Cycle : C Nitrogen Cycle : N Phosphorus Cycle : P Hydrologic Cycle : Water

1) Carbon Cycle Essential Component for Organism ü CO 2 in Atmosphere ü Carbonate, Bicarbonate in Water and Rock ü Photosynthesis ü Cell Respiration ü Stored ü

Function : Carbon Cycle

2) Nitrogen Cycle ü N 2 in Atmosphere ü Biological Nitrogen Fixation(질소고정) ü Ammonification(암모니화, 유기질소 NH 3) ü Nitrification(질산화, NH 3 NO 3) ü Assimilation(동화, NO 3 유기질소) ü Denitrification(탈질산화, NO 3 N 2)

Function : Nitrogen Cycle

3) Phosphorus Cycle ü As Phosphate ü Slow Flow ü No Biologically important ü Phosphate Rocks ü Erosion, Dissolving, Decomposition

Function : Phosphorus Cycle

4) Hydrologic Cycle ü Run off ü Transpiration ü Evaporation ü Condensation ü Precipitation

Function : Hydrologic Cycle

Biological Magnification