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ECOSYSTEM Ewoeystem: functional unit ef nature biosphere : glebal ecosystem / composite Of total &tosystems Tervvestrial > Forege geasysten yesée, grassland, desesé —~ we Agu ate ° Pond, Jake, wetland, river, estuary Man-metde: Crop freld, aguarium ETRUCTURE & FUNCTION: SN ee ee Ue Leentifcation 4 Enumeration af species grves Petes Compos/tion Stvatification : vexticay MS 9 bution of specces occupy (0g HGGLrCNE Levels. &9) top - Forest; Middle - Shrubs ’ bottom beaghs g . GTAS Ses Components Of &cos ystem, — 7 a _ p : vivant cycling, Productivity; pecomposrtion 5 FVCIGY Flow 5 Nuty SOG. POND EcosysTem : [porbeims al functions of biosphere (ary ecosysters) ee ae aes ieee P8iMple , Shatloce, gelf-sustainable waterbody 2 exhibrts all components of Cts ps F219 > explains complex cnteracrons in aguadtre ecosyétom Abiotic compenens: , . ing 1g é) Clepos it water, organic ¢ Mmeagantc substances, 8oF P Brotic compene nt “Auto esophic . phytoplankton,” algae ; Floating. susmerged ¢ mor Groat plants « Heterot ROPhi'c : COPBEUMEAS D LOOPLANKEON, FICCSWMIYD IID ¥ bottom -awolting fom Aocompesas >) fungr, pacterta, flag eliates 
