TCEQ Surface Water B License Test Questions
with Correct Answers
_____ztimezisztheztimezwaterzstayszinzazbasinzorztheztimezitztakesztozfillzazbasinz-zCORRECTzANSWER-
detention
________zfilterszarezusedzbyzmostzplants.z-zCORRECTzANSWER-RapidzSand
________zsludgez________zbasinzcapacity,z________zdetentionztime.z-zCORRECTzANSWER-
Increased,zReduces,zandzDecreasing
Azcommonzwallzbetweenzazfilterzandzunfilteredzwaterziszprohibited.z-zCORRECTzANSWER-True
Azdisadvantagezofzthezsludgezblanketzclarifierziszthatzthezoperatorzmustzbezmorezknowledgeablezofztreatm
entzbecausezeachzfunctionzoverlapszthezothers.z-zCORRECTzANSWER-True
Azmixedzmediazfilterziszoftenzcalledzanz________zfilter.z-zCORRECTzANSWER-UpsidezDown
Azmixed-mediazfilterzconsistszofzaboutz________%zgarnet,z________%zsand,zandz________%zcoal.z(6-
30)z-zCORRECTzANSWER-10/30/60
Azproperlyzoperatedzandzmaintainedzfilterzproduceszanzaestheticzproduct,zprotectszpubliczhealth,zandzsav
eszcostzinzbackwashzwaterzandzcoagulation.z-zCORRECTzANSWER-False
Azrapidzmixzisznecessaryzfirzgoodzfloczformationz-zCORRECTzANSWER-true
Azrate-of-flowzcontroller,zinstalledzinzthezfilterz________zline,zautomaticallyzmaintainszfiltrationzrate.z-
zCORRECTzANSWER-Effluent
Azsettlingzbasinziszdividedzintozfourzzones:zinletzzone,zflocculationzzone,zoutletzzone,zandzsludgezzone.z-
zCORRECTzANSWER-False
,Azsludgezblanketziszmaintainedzinzazsludgezblanketzclarifierzandzthezrisingzwaterziszfilteredzthroughzthezbla
nket.z-zCORRECTzANSWER-True
Azstandardzsolutionziszonezwhosez___ziszknownz-zCORRECTzANSWER-strength
Azsystemzthatzexceedsz________zNTUzinzthezcombinedzeffluentzshallznotifyzthezpubliczdrinkingzwaterzprog
ramzbyztheznextzbusinesszday.z-zCORRECTzANSWER-5.0
Azsystemszfilteredzwaterzmustzcomplyzwithzwhatzturbidityzstandards?z-zCORRECTzANSWER-
.3zNTUszorzlesszinz95%zofzmonthlyzsamples,zwithznonezofzthemzexceedingz1.0zNTU
Aztreatmentzfacilityzmustzmaintainzwhatzlogs?z-zCORRECTzANSWER-2zlogszforzcryptosporidiumz
3zlogszforzgiardiaz
4zlogszforzviruses
Aztreatmentzgoalziszchemicalzadditionzthatzproduceszlesszthanz________zNTUszontozthezfilter,zandzlessztha
nz________zNTUzinzthezfilterzeffluent.z-zCORRECTzANSWER-TastezandzOdor
Azwell-
operatedzsedimentationzbasinzwithzproperzcoagulantzdosagezandzgoodzfloczformationzcanzremovez90ztoz9
5%zofzthezsuspendedzmaterialz-zCORRECTzANSWER-false
Azzetazmeterziszusedztozobservezthezeffectszofzelectricalzfieldszonzchargedzcolloidszinzthezwaterzandzthezeff
ectzofzvariedzcoagulantzdosage.z-zCORRECTzANSWER-True
Acidzsolubilityzshouldznotzexceedz50%zbyzweightzafterztreatmentzwithz5%zHCL.z-zCORRECTzANSWER-False
Advantageszclaimedzforzanthracitezarezhigherzfiltrationzrates,zlongerzfilterzruns,zlessztendencyztozcoatzwithz
________,zandzlowerzbackwashzvelocity.z-zCORRECTzANSWER-Lime
Aerationzoxidizeszwhat?z-zCORRECTzANSWER-Ironzandzmanganesezformingzinsolublezprecipitates
,Aerationzremoveszwhat?z-zCORRECTzANSWER-Ironzandzmanganese
Afterzwashingzwithzdistilledzwaterzandzallowedztozsettle,zsandziszacceptablezifzthezupperzlayerziszclearzandzt
hezsurfaceziszfreezofzfloatingzmaterial.z-zCORRECTzANSWER-True
Allzfilterszmustzhavez________ztapsztozmonitorzfilterzeffluentzturbidity.z-zCORRECTzANSWER-Effluent
Anzadvantagezofzpresedimentationziszthatzitzremoveszthezbulkzofzturbidityzandzreduceszthezloadzonzcoagul
ationzbasins.z-zCORRECTzANSWER-true
Anzadvantagezofzthezsludgezblanketzclarifierziszthatzmixing,zflocculation,zandzsedimentationzarezincorporat
edzintozseparatezunits.z-zCORRECTzANSWER-False
Anzemployeezwillznotzfollowzsafetyzruleszandzfeelszlikeztheyzdoznotzhaveztozfollowed.zWhatzshouldzanzempl
oyerzdo?z-zCORRECTzANSWER-
Documentzemployee'szactionszandzcounselzemployee.zIfzhezdoesznotzrespondzdischargezhim.
Anzoperatorzhearszpingingzinzthezpump.zWhatziszcausingzthis?z-zCORRECTzANSWER-
Cavitation,zcausedzbyzformationzandzcollapsezofzbubbleszinzthezwaterzwhichzcausesznoisezandzvibration.zPi
ttingzofzmetalzmayzresultzifzcavitationzisznotzeliminated.
Aszpressureziszappliedztozazplatezandzframezfilterzpress,zthezsludgezcakezformszonzthezsurfacezofzthez_____
___.z-zCORRECTzANSWER-Cloth
Atzleastzaz15zdayszsupplyzofz_______zmustzbezstoredzatzazwaterztreatmentzplantz-zCORRECTzANSWER-
treatmentzchemicals
Atzwhatzfrequencyzshouldzyouztestzyourzwaterzsystemzforzradiation?z-zCORRECTzANSWER-Everyz4zyears
AtzwhatzpH'szsignifyzthezcooperszandzalkalinityztests?z-zCORRECTzANSWER-8.3zphzandz4.5zph
, Backwashzwaterzvelocityzshouldzbez15ztoz25zft/secondzandz3-8zgpm/ft2z.z-zCORRECTzANSWER-False
Becausezofzthezdensityzandzgeneralzparticlezshape,zfiltrationzcharacteristicszofz________zarezsimilarztoz___
_____.z-zCORRECTzANSWER-ActivatedzCarbonzandzAntracite
Beforezaznewzfilterziszplacedzintozservice,zthezfilterzmustzbezchlorinatedzwithzazdosagezofz________zmg/Lza
ndzthezchlorinezallowedztozcontactzthezfilterzatzleastz________zhours.z-zCORRECTzANSWER-50zandz24
BestzformzofzSludgezdisposal?z-zCORRECTzANSWER-Lagooning
Calciumzcarbonatezsaturationziszwhat?z-zCORRECTzANSWER-Azprezcursorzforztrihelomethanes
CarbonzMonoxideziszwhat?z-zCORRECTzANSWER-Itziszcolorlesszandzodorless
Checkzreels,zturbines,zandz___zforzalignment,zbrokenzpaddles,zshaftzleakagezorzotherzmechanicalzproblem
sz-zCORRECTzANSWER-propellers
Chemicalzfeederszarezclassifiedzasz______zfeedersz-zCORRECTzANSWER-allzlistedz-
zdry,zsolution,zvolumetric,zgravimetric
Chemicalzstoragezfacilitieszshouldzbezlargezenoughztozstorezaz1zweekzsupplyzofz-zCORRECTzANSWER-false
ChlorinezGaszCharacteristicsz-zCORRECTzANSWER--zGreenishzYellowzgas
-zPungentzOdorz-zirritatingztoztheznose,zthroat,zandzlungs
-zx2.5zheavierzthanzair
-zcanzbezliquifiedz
-zcorrosiveztozmostzmetalszwhenzwet
-zstrongzoxidizingzagent
Chlorineziszavailableziszwhatzthreezforms?z-zCORRECTzANSWER-Gasz-z100%
with Correct Answers
_____ztimezisztheztimezwaterzstayszinzazbasinzorztheztimezitztakesztozfillzazbasinz-zCORRECTzANSWER-
detention
________zfilterszarezusedzbyzmostzplants.z-zCORRECTzANSWER-RapidzSand
________zsludgez________zbasinzcapacity,z________zdetentionztime.z-zCORRECTzANSWER-
Increased,zReduces,zandzDecreasing
Azcommonzwallzbetweenzazfilterzandzunfilteredzwaterziszprohibited.z-zCORRECTzANSWER-True
Azdisadvantagezofzthezsludgezblanketzclarifierziszthatzthezoperatorzmustzbezmorezknowledgeablezofztreatm
entzbecausezeachzfunctionzoverlapszthezothers.z-zCORRECTzANSWER-True
Azmixedzmediazfilterziszoftenzcalledzanz________zfilter.z-zCORRECTzANSWER-UpsidezDown
Azmixed-mediazfilterzconsistszofzaboutz________%zgarnet,z________%zsand,zandz________%zcoal.z(6-
30)z-zCORRECTzANSWER-10/30/60
Azproperlyzoperatedzandzmaintainedzfilterzproduceszanzaestheticzproduct,zprotectszpubliczhealth,zandzsav
eszcostzinzbackwashzwaterzandzcoagulation.z-zCORRECTzANSWER-False
Azrapidzmixzisznecessaryzfirzgoodzfloczformationz-zCORRECTzANSWER-true
Azrate-of-flowzcontroller,zinstalledzinzthezfilterz________zline,zautomaticallyzmaintainszfiltrationzrate.z-
zCORRECTzANSWER-Effluent
Azsettlingzbasinziszdividedzintozfourzzones:zinletzzone,zflocculationzzone,zoutletzzone,zandzsludgezzone.z-
zCORRECTzANSWER-False
,Azsludgezblanketziszmaintainedzinzazsludgezblanketzclarifierzandzthezrisingzwaterziszfilteredzthroughzthezbla
nket.z-zCORRECTzANSWER-True
Azstandardzsolutionziszonezwhosez___ziszknownz-zCORRECTzANSWER-strength
Azsystemzthatzexceedsz________zNTUzinzthezcombinedzeffluentzshallznotifyzthezpubliczdrinkingzwaterzprog
ramzbyztheznextzbusinesszday.z-zCORRECTzANSWER-5.0
Azsystemszfilteredzwaterzmustzcomplyzwithzwhatzturbidityzstandards?z-zCORRECTzANSWER-
.3zNTUszorzlesszinz95%zofzmonthlyzsamples,zwithznonezofzthemzexceedingz1.0zNTU
Aztreatmentzfacilityzmustzmaintainzwhatzlogs?z-zCORRECTzANSWER-2zlogszforzcryptosporidiumz
3zlogszforzgiardiaz
4zlogszforzviruses
Aztreatmentzgoalziszchemicalzadditionzthatzproduceszlesszthanz________zNTUszontozthezfilter,zandzlessztha
nz________zNTUzinzthezfilterzeffluent.z-zCORRECTzANSWER-TastezandzOdor
Azwell-
operatedzsedimentationzbasinzwithzproperzcoagulantzdosagezandzgoodzfloczformationzcanzremovez90ztoz9
5%zofzthezsuspendedzmaterialz-zCORRECTzANSWER-false
Azzetazmeterziszusedztozobservezthezeffectszofzelectricalzfieldszonzchargedzcolloidszinzthezwaterzandzthezeff
ectzofzvariedzcoagulantzdosage.z-zCORRECTzANSWER-True
Acidzsolubilityzshouldznotzexceedz50%zbyzweightzafterztreatmentzwithz5%zHCL.z-zCORRECTzANSWER-False
Advantageszclaimedzforzanthracitezarezhigherzfiltrationzrates,zlongerzfilterzruns,zlessztendencyztozcoatzwithz
________,zandzlowerzbackwashzvelocity.z-zCORRECTzANSWER-Lime
Aerationzoxidizeszwhat?z-zCORRECTzANSWER-Ironzandzmanganesezformingzinsolublezprecipitates
,Aerationzremoveszwhat?z-zCORRECTzANSWER-Ironzandzmanganese
Afterzwashingzwithzdistilledzwaterzandzallowedztozsettle,zsandziszacceptablezifzthezupperzlayerziszclearzandzt
hezsurfaceziszfreezofzfloatingzmaterial.z-zCORRECTzANSWER-True
Allzfilterszmustzhavez________ztapsztozmonitorzfilterzeffluentzturbidity.z-zCORRECTzANSWER-Effluent
Anzadvantagezofzpresedimentationziszthatzitzremoveszthezbulkzofzturbidityzandzreduceszthezloadzonzcoagul
ationzbasins.z-zCORRECTzANSWER-true
Anzadvantagezofzthezsludgezblanketzclarifierziszthatzmixing,zflocculation,zandzsedimentationzarezincorporat
edzintozseparatezunits.z-zCORRECTzANSWER-False
Anzemployeezwillznotzfollowzsafetyzruleszandzfeelszlikeztheyzdoznotzhaveztozfollowed.zWhatzshouldzanzempl
oyerzdo?z-zCORRECTzANSWER-
Documentzemployee'szactionszandzcounselzemployee.zIfzhezdoesznotzrespondzdischargezhim.
Anzoperatorzhearszpingingzinzthezpump.zWhatziszcausingzthis?z-zCORRECTzANSWER-
Cavitation,zcausedzbyzformationzandzcollapsezofzbubbleszinzthezwaterzwhichzcausesznoisezandzvibration.zPi
ttingzofzmetalzmayzresultzifzcavitationzisznotzeliminated.
Aszpressureziszappliedztozazplatezandzframezfilterzpress,zthezsludgezcakezformszonzthezsurfacezofzthez_____
___.z-zCORRECTzANSWER-Cloth
Atzleastzaz15zdayszsupplyzofz_______zmustzbezstoredzatzazwaterztreatmentzplantz-zCORRECTzANSWER-
treatmentzchemicals
Atzwhatzfrequencyzshouldzyouztestzyourzwaterzsystemzforzradiation?z-zCORRECTzANSWER-Everyz4zyears
AtzwhatzpH'szsignifyzthezcooperszandzalkalinityztests?z-zCORRECTzANSWER-8.3zphzandz4.5zph
, Backwashzwaterzvelocityzshouldzbez15ztoz25zft/secondzandz3-8zgpm/ft2z.z-zCORRECTzANSWER-False
Becausezofzthezdensityzandzgeneralzparticlezshape,zfiltrationzcharacteristicszofz________zarezsimilarztoz___
_____.z-zCORRECTzANSWER-ActivatedzCarbonzandzAntracite
Beforezaznewzfilterziszplacedzintozservice,zthezfilterzmustzbezchlorinatedzwithzazdosagezofz________zmg/Lza
ndzthezchlorinezallowedztozcontactzthezfilterzatzleastz________zhours.z-zCORRECTzANSWER-50zandz24
BestzformzofzSludgezdisposal?z-zCORRECTzANSWER-Lagooning
Calciumzcarbonatezsaturationziszwhat?z-zCORRECTzANSWER-Azprezcursorzforztrihelomethanes
CarbonzMonoxideziszwhat?z-zCORRECTzANSWER-Itziszcolorlesszandzodorless
Checkzreels,zturbines,zandz___zforzalignment,zbrokenzpaddles,zshaftzleakagezorzotherzmechanicalzproblem
sz-zCORRECTzANSWER-propellers
Chemicalzfeederszarezclassifiedzasz______zfeedersz-zCORRECTzANSWER-allzlistedz-
zdry,zsolution,zvolumetric,zgravimetric
Chemicalzstoragezfacilitieszshouldzbezlargezenoughztozstorezaz1zweekzsupplyzofz-zCORRECTzANSWER-false
ChlorinezGaszCharacteristicsz-zCORRECTzANSWER--zGreenishzYellowzgas
-zPungentzOdorz-zirritatingztoztheznose,zthroat,zandzlungs
-zx2.5zheavierzthanzair
-zcanzbezliquifiedz
-zcorrosiveztozmostzmetalszwhenzwet
-zstrongzoxidizingzagent
Chlorineziszavailableziszwhatzthreezforms?z-zCORRECTzANSWER-Gasz-z100%
