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SOILS 101 PSU FINAL (EVERY DAMN PRACTICE QUIZ AND MIDTERM) 2024
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SOILS 101 PSU FINAL (EVERY DAMN PRACTICE QUIZ AND MIDTERM) 2024
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SOILS 101 PSU FINAL (EVERY DAMNPRACTICE QUIZ AND MIDTERM) 2024
AsCtheCorganicCmatterCcontentCofCsoilsCofCaCgivenCtextureCincreases,CtheCpHCbufferingCcapacityCofCtheCsoilC_
_____________.C-CcorrectCanswer-increases
HistosolsChaveCsometimesCbeenCconvertedCfromCtheirCnaturalCstateCtoChighCyieldingCcropCproductionCbyCin
stallingCdrainageCsystemsC(tileClinesCandCditches),CtheCuseCofCfrequentCcultivationC(plowing,Cdisking,Charro
wing),CandClargeCfertilizerCapplications.CWhatCimpactCisCthisCmanagementCchangeClikelyCtoChaveConCtheCam
ountCofCorganicCmatterCinCtheCsoil.C-CcorrectCanswer-
soilCorganicCmatterClevelsCwillCdecreaseCbecauseClossesCdueCtoCdecompositionCwillCincrease.
AddingCplantCresiduesCtoCsoilCisCanCeffectiveCwayCtoCincreaseCsoilCorganicCmatterCbecauseCtheyCareC100%Cca
rbon.C-CcorrectCanswer-False
SoilsCACandCBCareCbothCsurfaceCsoilsCwithCaCsiltCloamCtexturesCandCpHCofC6.5.CSoilCACcontainsC0.5%CorganicC
matterCandCsoilCBCcontainsC4%CorganicCmatter.CWhichCofCtheCfollowingCisClikelyCtoCbeCtrueCofCtheseCsoils?C-
CcorrectCanswer-MicrobialCpopulationsCandCactivityCwillCbeCgreaterCinCsoilCBCthanCinCsoilCA
WhichCofCtheCfollowingCscenariosCisClikelyCtoCresultCinCtheCmostCrapidCdecompositionCofCtheCorganicCmateri
als?C-CcorrectCanswer-AnCalfalfaCstandCplowedCintoCtheCsoilCinCmid-summer.
TheCmostCabundantCcompoundsCinCplantCresiduesCincludeC______________C-CcorrectCanswer-
Cellulose,Chemicellulose,CandClignin
OneCyearCafterCresidueCfromCaCsoybeanCcropCwasCplowedCintoCaCsoil,CmostCofCtheCcarbonCthatCwasCinCtheCr
esidueC____________________.C-CcorrectCanswer-
WillChaveCbeenCconvertedCtoCcarbonCdioxideCandCreleasedCtoCtheCatmosphere
PlantsCobtainCallCessentialCelementsCforCtheirCgrowthCviaCrootCuptakeCfromCtheCsoil.C-CcorrectCanswer-False
EssentialCelementsCforCplantCgrowthCreferCtoC-CcorrectCanswer-
ElementsCwithoutCwhichCplantsCcannotCsurvive
,WhichCformCofCnitrogenCisCmostCsusceptibleCtoCleachingCfromCsoil?C-CcorrectCanswer-NitrateC(NO3-)
SoilCconditionsCthatCfavorCammoniaCvolatilizationCareC___________________C-CcorrectCanswer-
DecreasingCsoilCmoistureCcontentCandChighCsoilCpH
NCimmobilizationCrefersCtoC____________________________.C-CcorrectCanswer-
UptakeCofCinorganicCsoilCNCbyCsoilCmicroorganismsCandCitsCsubsequentCincorporationCintoCorganicCcompou
ndsCinCtheCmicrobialCbiomass
BothCexcessCPCandCinadequateCPCinCsoilsCcanCleadCtoCenvironmentalCdegradation
Correct!C-CcorrectCanswer-True
WhichCofCtheCfollowingCisCtheCleastClikelyCfateCorCpathwayCforCinorganicCPCinCtheCsoilCsolutionCofCanCacidicCs
oil?C-CcorrectCanswer-ItCcouldCbeCprecipitatedCasCrelativelyCinsolubleCcalciumCphosphateCcompounds
ImmobilizationCofCinorganicCPCisCgenerallyCfavoredCwhenC_______________.C-CcorrectCanswer-
TheCC/PCratioCinCsoilCisC>300:1
WhichCofCtheCfollowingCisCnotCaCmechanismCbyCwhichCsolubleCinorganicCPC(H2PO4-CorCHPO42-
)CcouldCbeCretainedCinCsoil?C-CcorrectCanswer-CationCexchange
TheCefficiencyCofCPCfertilizerCaddedCtoCsoilC(theCproportionCofCaddedCPCthatCisCtakenCupCbyCplants)CcanCbeCin
creasedC______________.C-CcorrectCanswer-ByCmaintainingCsoilCpHCnearCneutral
WhichCofCtheCfollowingCisCnotCaClikelyCfateCorCpathwayCforCinorganicCKCinCtheCsoilCsolution?C-
CcorrectCanswer-ItCmayCbeCvolatilizedCandClostCtoCtheCatmosphere
ModernCnutrientCmanagementCisCdesignedCtoC_____________________.C-CcorrectCanswer--Cost-
effectivelyCproduceCqualityCplantsC
-ProtectCorCimproveCenvironmentalCqualityC
, -ProtectCorCimproveCsoilCquality
C
-ConserveCnutrientCresources
C
TheCnutrientCthatCfrequentlyCisCmostClimitingCinCfreshwaterCsystemsCandCwhoseCadditionCmayCleadCtoCeutr
ophicationCisC______________________.C-CcorrectCanswer-P
NutrientCmanagementCplansCusuallyCfocusConCwhichCofCtheCfollowingCnutrients?C-CcorrectCanswer-
NitrogenCandCphosphorus
WeatheringCofCsoilCmineralsCprovidesCmostCofCtheCneededCnitrogenCinCnaturalCsoil-
plantCsystemsCsuchCasCgrasslandsCandCforests.C-CcorrectCanswer-False
WhenCcollectingCsoilCsamplesCforCsoilCfertilityCtestingCitCisCimportantCtoC_______________.C-
CcorrectCanswer-ObtainCseparateCsamplesCfromCareasCwithCobservableCdifferencesCinCsoilCcharacteristics
WhenCmanureCisCappliedCatCtheCamountCneededCtoCmeetCtheCNCrequirementCofCaCcornCcropC___________
______.C-CcorrectCanswer-
TheCamountCofCPCappliedCinCtheCmanureCwillClikelyCbeCgreaterCthanCtheCamountCofCPCtheCcornCcropCwillCtak
eCup
TheCanalysisClabelCofCaCfertilizerCcontainingC6%CavailableCP2O5,C24%CN,CandC12%CsolubleCK2OCshouldCreadC
___________.C-CcorrectCanswer-24C-C6C-C12
SoilCorganismsCthatCutilizeCenergyCfromCsunlightCtoCfixC(reduce)CcarbonCwouldCbeCconsideredC___________
____.C-CcorrectCanswer-PrimaryCproducers
WhichCofCtheCfollowingCclassesCofCorganismsCwouldCbeCexpectedCtoChaveCtheClargestCbiomassCperCgramCofC
soil?C-CcorrectCanswer-Fungi
TheCrhizosphereChasCenhancedCbiologicalCactivityCrelativeCtoCtheCbulkCsoilCbecauseC___________.C-
CcorrectCanswer-
CellsCsloughedCoffCfromCgrowingCrootsCandCrootCexudatesCenrichCtheCrhizosphereCfoodC(energy)CsupplyCforC
soilCmicrobes
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