TEST BANK FOR OPEXSTAX MICROBIOLOGY QUES
g g g g g
TIONS AND SOLUTIONS.ALL CHAPTERS INCLUDED
g g g g
Chapterg1:gAngInvisiblegWorld
*g=gCorrectganswergMultip
legChoice
1. Yeastsgaregwhichgofgthegfollowing?
A. agtypegofgalgae
B. agtypegofgprotist
C. anygunicellulargmicrobe
D. unicellulargfungi*
Difficulty:gModerategASMgStandar
d:g20
3. Thegcellgwallsgofgarchaeansgoftengcontaingwhichgofgthegfollowinggsubstances?
A. cellulose
B. chitin
C. peptidoglycan
D. pseudopeptidoglycan*
gASMgStandard:g20
4. Whichgofgthegfollowinggisgnotgtruegofgarchaeans?gA.gSomegspeciesglivegongtheghumangbody.
B.g Theygareggeneticallygdistinctgfromgbacteria.
C.g Theygaregonlygfoundgingextremegenvironments.*
D.g Theyghavegsubstantialgmetabolicgdifferencesgfromgbacteria.
Difficulty:gDifficultgASM
gStandard:g20
Pageg1
gofg17
,Whichgofgthegfollowinggisgnotgtruegaboutgthegprocessgofgferme
ntation?gA.gItgcanghelpgpreservegfoods,gpreventinggspoilage.
B.gItgconvertsgsugarsgtogorganicgacids,galcohols,gand/orggasesgsuchgasgcarbongdioxide.
C.gItgisgcarriedgoutgexclusivelygbygunicellulargeukaryotesgsuchgasgyeast.*
D.gItgisgusedgtogmakegfoodsgsuchgasgcheesegandgbread.
Difficulty:gModerateg AS
MgStandard:g11,g23,g26
5. ThegRomansgmayghavegreducedgtheirgriskgofgwaterborneginfectiousgdiseasesgbygusinggwhic
hgofgthegfollowing?
A. agvarietygofgpharmaceuticalgproducts
B. aqueductsgandgagsewergsystem*
C. prophylacticgantibiotics
D. quarantinegofgpeoplegwithglepros
ygDifficulty:gModerate
ASMgStandard:g23
6. ForgwhichgofgthegfollowinggisgThucydidesgknown?
A. developinggangeffectivegsewergsystemgingancientgGreece,ghelpinggtogreduceglevelsg
ofgdiseasegingcities
B. observinggmicrobes,gusinggagmicroscope,gforgthegfirstgtime,gevengdistinguishinggbetwee
ngbacteriagandgfungi
C. proposinggthatgdiseasegwasgcausedgbygmicroorganisms
D. realizinggthatgpeoplegwhoghadgbeenginfectedgbygthegAtheniangplagueghadgimmunitygt
ogreinfection*
Difficulty:gModerategA
SMgStandard:g23,g31
7. ErnstgHaeckelgproposedgagclassificationgsystemgconsistinggofgwhichgofgthegfollowin
ggsubgroups?gA.gfivegkingdoms
B.g fourgkingdoms*
C.g twogdomainsgandgthreegkingdoms
D.g twogdomainsgandgfivegkingdoms
Difficulty:gModerategASMgStandar
d:gN/A
Pageg2
gofg17
,8. Virusesgnotgincludedgingphylogeneticgtreesgforgwhichgofgthegfollowinggreasons?gA.gItgisgto
ogdifficultgtogobservegtheirgcharacteristics.
B.g Theygaregacellulargandgnonliving.*
C.g Theygdognotghaveganyggenes,gwhichgpreventsggeneticganalysis.
D.g Theyglackgagnucleus.
Difficulty:gModerategASMgStandar
d:g5
9. Whichgisgthegbestgdescriptiongofgthegprimarygpurposegofgagphylogeny?gA.gPhylogeniesgsho
wgallgthegalterativegnamesgforgeachgspecies.
B.g Phylogeniesgshowgallgthegcommongnamesgforgeachgspecies.
C.g Phylogeniesgshowgevolutionarygrelatednessgbetweengorganisms.*
D.g Phylogeniesgshowginteractionsgbetweengspeciesgingagsharedghabitat.
Difficulty:gModerategASMgStandar
d:g5
10. Currentgphylogeneticganalysesgincludegwhichgofgthegfollowing?
A. informationgfromgagrangegofgsources,gincludinggmorphological,ggenetic,gandgbiochemic
algdata*
B. informationgongvisiblegsimilaritiesgonly
C. informationgregardingghowgtogclassifygorganismsgongthegbasisgofgexternalgmorphologic
algcharacteristicsgandgvisiblegbehaviors
D. variedgmorphologicalgandgstructuralgcharacteristics,gwithgpreferencegforgleavingghistoric
algclassificationsgtogpreventgconfusion
Difficulty:gModerategASMgStandar
d:g5
11. Diatomsgaregclassifiedgwithingwhichgofgthegfollowinggdomains?
A. Archaea
B. Bacteria
C. Eukarya*
D. Prokaryota
Difficulty:gModerategASMgStandar
d:gN/A
12. Horizontalggenegtransferginvolvesgwhichgofgthegfollowing?
A. anygtransfergofggenesgingaglaboratorygsetting
Pageg3
gofg17
, B. thegtransfergofggenesgfromgagvirusgtogagbacteriumgorgvicegversagbutgnotganygothergformg
ofggenegtransfer
C. thegtransfergofggenesgfromgonegindividualgtoganother,gincludinggfromgonegspeciesgt
oganother,gbutgnotgfromgparentgtogoffspring*gD.gthegtransfergofggenesgfromgparen
tgtogoffspring
Difficulty:gModerate
gASMgStandard:g2,g4
13. Bacteriagareggenerallygidentifiedgtogspeciesgbygusinggwhichgofgthegfollowing?
A. agcombinationgofggenetic,gbiochemical,gandgmicroscopicgapproaches*
B. agcombinationgofgmicroscopicgandgphysiologicalgapproaches,gbutgnotggenetics
C. primarilygcharacteristicsgsuchgasgmotilitygthatgcangbegvisualizedgusinggmicroscopy
D. primarilygmorphologicalgcharacteristicsgofgindividualgcells
Difficulty:gModerategA
SMgStandard:g34,g36
14. Forgtaxonomicgclassificationgofgmicrobes,gserologicalgtestsgtypicallygaregusedgtogdogwhichg
ofgthegfollowing?
A. determinegcompleteggenomegsequencesgforgmicrobes
B. identifygproteinsgongthegbasisgofgtheirgreactiongwithgspecificgantibodies*
C. runganalysesgtogidentifygwhethergparticularggenesgaregpresent
D. visualizegmicrobialgexternalgmorphology
Difficulty:gModerategA
SMgStandard:g34,g36
Whichgofgthegfollowinggisgtruegofgthegmicrobialgworld?gA.gAllgmi
crobesgaregharmful.
B.g Humansgcouldgsurvivegwithoutgmicrobes.
C.g Manygmicrobesgareghelpful.*D.gMostgmicrobesgaregpatho
genic.
Difficulty:gEasy
ASMgStandard:g23,g24
15. Whichgofgthegfollowinggisgwhenghumansgfirstgsuspectedgthegexistencegofgmicrobes?
A. duringgthegIndustrialgRevolution
B. ingprehistoricgtimes*
C. ingtheglastgcentury
Pageg4
gofg17
g g g g g
TIONS AND SOLUTIONS.ALL CHAPTERS INCLUDED
g g g g
Chapterg1:gAngInvisiblegWorld
*g=gCorrectganswergMultip
legChoice
1. Yeastsgaregwhichgofgthegfollowing?
A. agtypegofgalgae
B. agtypegofgprotist
C. anygunicellulargmicrobe
D. unicellulargfungi*
Difficulty:gModerategASMgStandar
d:g20
3. Thegcellgwallsgofgarchaeansgoftengcontaingwhichgofgthegfollowinggsubstances?
A. cellulose
B. chitin
C. peptidoglycan
D. pseudopeptidoglycan*
gASMgStandard:g20
4. Whichgofgthegfollowinggisgnotgtruegofgarchaeans?gA.gSomegspeciesglivegongtheghumangbody.
B.g Theygareggeneticallygdistinctgfromgbacteria.
C.g Theygaregonlygfoundgingextremegenvironments.*
D.g Theyghavegsubstantialgmetabolicgdifferencesgfromgbacteria.
Difficulty:gDifficultgASM
gStandard:g20
Pageg1
gofg17
,Whichgofgthegfollowinggisgnotgtruegaboutgthegprocessgofgferme
ntation?gA.gItgcanghelpgpreservegfoods,gpreventinggspoilage.
B.gItgconvertsgsugarsgtogorganicgacids,galcohols,gand/orggasesgsuchgasgcarbongdioxide.
C.gItgisgcarriedgoutgexclusivelygbygunicellulargeukaryotesgsuchgasgyeast.*
D.gItgisgusedgtogmakegfoodsgsuchgasgcheesegandgbread.
Difficulty:gModerateg AS
MgStandard:g11,g23,g26
5. ThegRomansgmayghavegreducedgtheirgriskgofgwaterborneginfectiousgdiseasesgbygusinggwhic
hgofgthegfollowing?
A. agvarietygofgpharmaceuticalgproducts
B. aqueductsgandgagsewergsystem*
C. prophylacticgantibiotics
D. quarantinegofgpeoplegwithglepros
ygDifficulty:gModerate
ASMgStandard:g23
6. ForgwhichgofgthegfollowinggisgThucydidesgknown?
A. developinggangeffectivegsewergsystemgingancientgGreece,ghelpinggtogreduceglevelsg
ofgdiseasegingcities
B. observinggmicrobes,gusinggagmicroscope,gforgthegfirstgtime,gevengdistinguishinggbetwee
ngbacteriagandgfungi
C. proposinggthatgdiseasegwasgcausedgbygmicroorganisms
D. realizinggthatgpeoplegwhoghadgbeenginfectedgbygthegAtheniangplagueghadgimmunitygt
ogreinfection*
Difficulty:gModerategA
SMgStandard:g23,g31
7. ErnstgHaeckelgproposedgagclassificationgsystemgconsistinggofgwhichgofgthegfollowin
ggsubgroups?gA.gfivegkingdoms
B.g fourgkingdoms*
C.g twogdomainsgandgthreegkingdoms
D.g twogdomainsgandgfivegkingdoms
Difficulty:gModerategASMgStandar
d:gN/A
Pageg2
gofg17
,8. Virusesgnotgincludedgingphylogeneticgtreesgforgwhichgofgthegfollowinggreasons?gA.gItgisgto
ogdifficultgtogobservegtheirgcharacteristics.
B.g Theygaregacellulargandgnonliving.*
C.g Theygdognotghaveganyggenes,gwhichgpreventsggeneticganalysis.
D.g Theyglackgagnucleus.
Difficulty:gModerategASMgStandar
d:g5
9. Whichgisgthegbestgdescriptiongofgthegprimarygpurposegofgagphylogeny?gA.gPhylogeniesgsho
wgallgthegalterativegnamesgforgeachgspecies.
B.g Phylogeniesgshowgallgthegcommongnamesgforgeachgspecies.
C.g Phylogeniesgshowgevolutionarygrelatednessgbetweengorganisms.*
D.g Phylogeniesgshowginteractionsgbetweengspeciesgingagsharedghabitat.
Difficulty:gModerategASMgStandar
d:g5
10. Currentgphylogeneticganalysesgincludegwhichgofgthegfollowing?
A. informationgfromgagrangegofgsources,gincludinggmorphological,ggenetic,gandgbiochemic
algdata*
B. informationgongvisiblegsimilaritiesgonly
C. informationgregardingghowgtogclassifygorganismsgongthegbasisgofgexternalgmorphologic
algcharacteristicsgandgvisiblegbehaviors
D. variedgmorphologicalgandgstructuralgcharacteristics,gwithgpreferencegforgleavingghistoric
algclassificationsgtogpreventgconfusion
Difficulty:gModerategASMgStandar
d:g5
11. Diatomsgaregclassifiedgwithingwhichgofgthegfollowinggdomains?
A. Archaea
B. Bacteria
C. Eukarya*
D. Prokaryota
Difficulty:gModerategASMgStandar
d:gN/A
12. Horizontalggenegtransferginvolvesgwhichgofgthegfollowing?
A. anygtransfergofggenesgingaglaboratorygsetting
Pageg3
gofg17
, B. thegtransfergofggenesgfromgagvirusgtogagbacteriumgorgvicegversagbutgnotganygothergformg
ofggenegtransfer
C. thegtransfergofggenesgfromgonegindividualgtoganother,gincludinggfromgonegspeciesgt
oganother,gbutgnotgfromgparentgtogoffspring*gD.gthegtransfergofggenesgfromgparen
tgtogoffspring
Difficulty:gModerate
gASMgStandard:g2,g4
13. Bacteriagareggenerallygidentifiedgtogspeciesgbygusinggwhichgofgthegfollowing?
A. agcombinationgofggenetic,gbiochemical,gandgmicroscopicgapproaches*
B. agcombinationgofgmicroscopicgandgphysiologicalgapproaches,gbutgnotggenetics
C. primarilygcharacteristicsgsuchgasgmotilitygthatgcangbegvisualizedgusinggmicroscopy
D. primarilygmorphologicalgcharacteristicsgofgindividualgcells
Difficulty:gModerategA
SMgStandard:g34,g36
14. Forgtaxonomicgclassificationgofgmicrobes,gserologicalgtestsgtypicallygaregusedgtogdogwhichg
ofgthegfollowing?
A. determinegcompleteggenomegsequencesgforgmicrobes
B. identifygproteinsgongthegbasisgofgtheirgreactiongwithgspecificgantibodies*
C. runganalysesgtogidentifygwhethergparticularggenesgaregpresent
D. visualizegmicrobialgexternalgmorphology
Difficulty:gModerategA
SMgStandard:g34,g36
Whichgofgthegfollowinggisgtruegofgthegmicrobialgworld?gA.gAllgmi
crobesgaregharmful.
B.g Humansgcouldgsurvivegwithoutgmicrobes.
C.g Manygmicrobesgareghelpful.*D.gMostgmicrobesgaregpatho
genic.
Difficulty:gEasy
ASMgStandard:g23,g24
15. Whichgofgthegfollowinggisgwhenghumansgfirstgsuspectedgthegexistencegofgmicrobes?
A. duringgthegIndustrialgRevolution
B. ingprehistoricgtimes*
C. ingtheglastgcentury
Pageg4
gofg17