IICRC MRS Comprehensive Test Guide
2025-2026 EXAM QUESTIONS WITH
CORRECT ANSWERS
PrimaryAgoalAofAmoldAremediationA-
ACORRECTAANSWERSToAreduceAmoldAlevelsAtoAaAsafeAandAacceptableAlevel.
MostAeffectiveAmethodAforApreventingAmoldAgrowthA-
ACORRECTAANSWERSEnsuringAproperAventilationAandAmoistureAcontrol.
ContainmentAusedAforAlarge-scaleAmoldAremediationAprojectsA-
ACORRECTAANSWERSFullAcontainment.
PurposeAofAusingAnegativeAairApressureAinAmoldAremediationA-
ACORRECTAANSWERSToApreventAmoldAsporesAfromAspreadingAtoAotherAareas.
CommonAindicatorAofAaAmold-contaminatedAenvironmentA-ACORRECTAANSWERSMustyAodor.
RecommendedAactionAifAmoldAisAfoundAonAporousAmaterialsAsuchAasAdrywallA-
ACORRECTAANSWERSRemoveAandAdiscardAtheAaffectedAmaterial.
EssentialApersonalAprotectiveAequipmentA(PPE)AforAmoldAremediationAworkersA-
ACORRECTAANSWERSNotAspecifiedAinAtheAprovidedAnotes.
SafetyAgogglesA-
ACORRECTAANSWERSProtectiveAeyewearAusedAtoAshieldAeyesAfromAmoldAexposure.
, RespiratorsA-
ACORRECTAANSWERSDevicesAwornAtoAprotectAtheArespiratoryAsystemAfromAinhalingAharmfulAsubst
ances.
GlovesA-ACORRECTAANSWERSProtectiveAhandwearAtoApreventAskinAcontactAwithAmold.
HEPAAfiltersA-
ACORRECTAANSWERSFiltersAusedAtoAcaptureAmoldAsporesAandAotherAparticulates,ApreventingAthe
mAfromAbeingAreleasedAintoAtheAair.
MoistureAmetersA-
ACORRECTAANSWERSDevicesAusedAtoAdetectAmoistureAlevelsAinAmaterials,AhelpingAtoAidentifyAarea
sAthatAmayAbeAproneAtoAmoldAgrowth.
LimitedAcontainmentA-
ACORRECTAANSWERSAAcontainmentAmethodAusedAforAsmall,AisolatedAmoldAremediationAprojectsAt
oApreventAtheAspreadAofAmoldAspores.
AirAscrubbersA-
ACORRECTAANSWERSDevicesAthatAfilterAandAcleanAtheAair,AremovingAmoldAsporesAandAotherAconta
minants.
SourceAofAmoistureA-
ACORRECTAANSWERSTheAoriginAofAexcessAmoistureAthatAcontributesAtoAmoldAgrowth,AwhichAmustA
beAidentifiedAandAaddressed.
Mold-contaminatedAcontentsA-
ACORRECTAANSWERSItemsAthatAhaveAbeenAexposedAtoAmoldAandArequireAspecificAhandlingAproce
dures.
2025-2026 EXAM QUESTIONS WITH
CORRECT ANSWERS
PrimaryAgoalAofAmoldAremediationA-
ACORRECTAANSWERSToAreduceAmoldAlevelsAtoAaAsafeAandAacceptableAlevel.
MostAeffectiveAmethodAforApreventingAmoldAgrowthA-
ACORRECTAANSWERSEnsuringAproperAventilationAandAmoistureAcontrol.
ContainmentAusedAforAlarge-scaleAmoldAremediationAprojectsA-
ACORRECTAANSWERSFullAcontainment.
PurposeAofAusingAnegativeAairApressureAinAmoldAremediationA-
ACORRECTAANSWERSToApreventAmoldAsporesAfromAspreadingAtoAotherAareas.
CommonAindicatorAofAaAmold-contaminatedAenvironmentA-ACORRECTAANSWERSMustyAodor.
RecommendedAactionAifAmoldAisAfoundAonAporousAmaterialsAsuchAasAdrywallA-
ACORRECTAANSWERSRemoveAandAdiscardAtheAaffectedAmaterial.
EssentialApersonalAprotectiveAequipmentA(PPE)AforAmoldAremediationAworkersA-
ACORRECTAANSWERSNotAspecifiedAinAtheAprovidedAnotes.
SafetyAgogglesA-
ACORRECTAANSWERSProtectiveAeyewearAusedAtoAshieldAeyesAfromAmoldAexposure.
, RespiratorsA-
ACORRECTAANSWERSDevicesAwornAtoAprotectAtheArespiratoryAsystemAfromAinhalingAharmfulAsubst
ances.
GlovesA-ACORRECTAANSWERSProtectiveAhandwearAtoApreventAskinAcontactAwithAmold.
HEPAAfiltersA-
ACORRECTAANSWERSFiltersAusedAtoAcaptureAmoldAsporesAandAotherAparticulates,ApreventingAthe
mAfromAbeingAreleasedAintoAtheAair.
MoistureAmetersA-
ACORRECTAANSWERSDevicesAusedAtoAdetectAmoistureAlevelsAinAmaterials,AhelpingAtoAidentifyAarea
sAthatAmayAbeAproneAtoAmoldAgrowth.
LimitedAcontainmentA-
ACORRECTAANSWERSAAcontainmentAmethodAusedAforAsmall,AisolatedAmoldAremediationAprojectsAt
oApreventAtheAspreadAofAmoldAspores.
AirAscrubbersA-
ACORRECTAANSWERSDevicesAthatAfilterAandAcleanAtheAair,AremovingAmoldAsporesAandAotherAconta
minants.
SourceAofAmoistureA-
ACORRECTAANSWERSTheAoriginAofAexcessAmoistureAthatAcontributesAtoAmoldAgrowth,AwhichAmustA
beAidentifiedAandAaddressed.
Mold-contaminatedAcontentsA-
ACORRECTAANSWERSItemsAthatAhaveAbeenAexposedAtoAmoldAandArequireAspecificAhandlingAproce
dures.