PKSC 1020 TEST (1) QUESTIONS WITH
CORRECT ANSWERS 2025
RawDMaterialD-DCORRECTDANSWERD-Wood,DbutDmoreDspecificallyDcellulose
ApplicationsDforDWoodDinDPackagingD-DCORRECTDANSWERD-
barrels,Dcrates,DnailedDorDwireboundDboxes,DpalletsDandDskids
WoodDContainsD-DCORRECTDANSWERD-50%Dcellulose
30%Dlignin
20%Dcarbohydrate
CelluloseD-DCORRECTDANSWERD-StructureDforDpaperDandDpaperboard
-DRawDmaterial
-DIsolatedDfromDtheDwood
LigninD-DCORRECTDANSWERD-Brown,DstickyDsubstanceDthatDholdsDtheDcelluloseDfibersDinDtheDwood
PaperD-DCORRECTDANSWERD-0.012"DthickDorDless
PaperboardD-DCORRECTDANSWERD-greaterDthanD0.012"Dthick
PointsD-DCORRECTDANSWERD-Thickness
0.001"D=D1Dpoint
0.014"D=D14DpointDpaperboard
, CrossDSectionDofDWoodDFiberD-DCORRECTDANSWERD-outerD2DlayersD-Dlamella
innerDlayerD-Dlumen
smallDdotsD-DFibrilsD-DcomposedDofDchainsDofDcellulose
StructureDofDCelluloseD-DCORRECTDANSWERD-
WhenDwet,DdueDtoDpolarity,DtheDfibersDbecomeDweak,DthisDisDwhyDpaperDgetsDweakDwhenDwet
WhatD"plastic"DcomesDfromDwood?D-DCORRECTDANSWERD-Cellophane
MechanicalD(Groundwood)D-DCORRECTDANSWERD-[oneDwayDtoDmakeDpulp]
-DTheDentireDtreeDisDgroundDtoDsawdust,DandDthenDpulpDisDmixedDwithDwater
-DLOWDbrightnessDandDstrength
-DUsuallyDcombinedDwithDotherDpulps
LeastDexpensiveDforD2DReasons
-DDoesn'tDuseDchemicals
-DUsesDallDofDtheDwoodD(allDlignin,Dbark,Detc.)
ChemicalD-DCORRECTDANSWERD-[oneDwayDtoDmakeDpulp]
SulfateD(Kraft)D-DmostDwidelyDused
--DResultsDinDtheDstrongestDpaperD(KraftDPaper)
--DKraftDmeansD"strength"
--DMoreDexpensiveDsinceDyouDhaveDtoDmixDallDtheDchemicals
SulfiteD-DisDalsoDusedDaDlot,DbutDnotDasDmuchDasDSulfate
CORRECT ANSWERS 2025
RawDMaterialD-DCORRECTDANSWERD-Wood,DbutDmoreDspecificallyDcellulose
ApplicationsDforDWoodDinDPackagingD-DCORRECTDANSWERD-
barrels,Dcrates,DnailedDorDwireboundDboxes,DpalletsDandDskids
WoodDContainsD-DCORRECTDANSWERD-50%Dcellulose
30%Dlignin
20%Dcarbohydrate
CelluloseD-DCORRECTDANSWERD-StructureDforDpaperDandDpaperboard
-DRawDmaterial
-DIsolatedDfromDtheDwood
LigninD-DCORRECTDANSWERD-Brown,DstickyDsubstanceDthatDholdsDtheDcelluloseDfibersDinDtheDwood
PaperD-DCORRECTDANSWERD-0.012"DthickDorDless
PaperboardD-DCORRECTDANSWERD-greaterDthanD0.012"Dthick
PointsD-DCORRECTDANSWERD-Thickness
0.001"D=D1Dpoint
0.014"D=D14DpointDpaperboard
, CrossDSectionDofDWoodDFiberD-DCORRECTDANSWERD-outerD2DlayersD-Dlamella
innerDlayerD-Dlumen
smallDdotsD-DFibrilsD-DcomposedDofDchainsDofDcellulose
StructureDofDCelluloseD-DCORRECTDANSWERD-
WhenDwet,DdueDtoDpolarity,DtheDfibersDbecomeDweak,DthisDisDwhyDpaperDgetsDweakDwhenDwet
WhatD"plastic"DcomesDfromDwood?D-DCORRECTDANSWERD-Cellophane
MechanicalD(Groundwood)D-DCORRECTDANSWERD-[oneDwayDtoDmakeDpulp]
-DTheDentireDtreeDisDgroundDtoDsawdust,DandDthenDpulpDisDmixedDwithDwater
-DLOWDbrightnessDandDstrength
-DUsuallyDcombinedDwithDotherDpulps
LeastDexpensiveDforD2DReasons
-DDoesn'tDuseDchemicals
-DUsesDallDofDtheDwoodD(allDlignin,Dbark,Detc.)
ChemicalD-DCORRECTDANSWERD-[oneDwayDtoDmakeDpulp]
SulfateD(Kraft)D-DmostDwidelyDused
--DResultsDinDtheDstrongestDpaperD(KraftDPaper)
--DKraftDmeansD"strength"
--DMoreDexpensiveDsinceDyouDhaveDtoDmixDallDtheDchemicals
SulfiteD-DisDalsoDusedDaDlot,DbutDnotDasDmuchDasDSulfate