PlantsStructure– Leaves stem rootsLeavesFunctionofleavesTraplightenergyforphotosynthesisProducingsugarfromphotosynthesisExchangeofgases– oxygenandcarbondioxideStructureWideHelpstocatchmorelightenergyThinHelpgetcarbondioxidefrombottomtotopofleafforphotosynthesisLeafstructureGreenerontopCO2getsinhereLeafdiagram–palisadelayerCO2MostchlorophyllLeafcell-palisadePosition?UppersurfaceofleafFeatures?BoxshapeChloroplastsFunction?PhotosynthesisGasexchangeLeavesaredesignedtoallowcarbondioxidetogettothemainchlorophylllayeratthetopoftheleafTheyhavesmallholescalledstomataontheundersurfaceEachholeisopen&closedby2guardcellsLeafdiagram– stomaandguardcells
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