Test bank for openstax microbiology questions and answers

TEST BANK FOR OPEXSTAX MICROBIOLOGY Q
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UESTIONS AND SOLUTIONS.ALL CHAPTERSIN
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CLUDED

Chapterf1:fAnfInvisiblefWorld

*f=fCorrectfanswerf

MultiplefChoice

1. Yeastsfarefwhichfofftheffollowing?
A. aftypefoffalgae
B. aftypefoffprotist
C. anyfunicellularfmicrobe
D. unicellularffungi*

Difficulty:fModeratefASMf
Standard:f20

3. Thefcellfwallsfoffarchaeansfoftenfcontainfwhichfofftheffollowingfsubstances?
A. cellulose
B. chitin
C. peptidoglycan
D. pseudopeptidoglycan*f
ASMfStandard:f20

4. Whichfofftheffollowingfisfnotftruefoffarchaeans?fA.fSomefspeciesflivefonfthefhumanfbody.
B. Theyfarefgeneticallyfdistinctffromfbacteria.
C. Theyfarefonlyffoundfinfextremefenvironments.*
D. Theyfhavefsubstantialfmetabolicfdifferencesffromfbacteria.

Difficulty:fDifficultfASMf
Standard:f20




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,Whichfofftheffollowingfisfnotftruefaboutfthefprocessfoffferme
ntation?fA.fItfcanfhelpfpreserveffoods,fpreventingfspoilag
e.
B. Itfconvertsfsugarsftoforganicfacids,falcohols,fand/orfgasesfsuchfasfcarbonfdioxide.
C. Itfisfcarriedfoutfexclusivelyfbyfunicellularfeukaryotesfsuchfasfyeast.*
D. Itfisfusedftofmakeffoodsfsuchfasfcheesefandfbread.

Difficulty:f ModeratefAS
MfStandard:f11,f23,f26
5. ThefRomansfmayfhavefreducedftheirfriskfoffwaterbornefinfectiousfdiseasesfbyfusingfwhichfofft
heffollowing?
A. afvarietyfoffpharmaceuticalfproducts
B. aqueductsfandfafsewerfsystem*
C. prophylacticfantibiotics
D. quarantinefoffpeoplefwithfleprosyf

Difficulty:fModerate

ASMfStandard:f23

6. ForfwhichfofftheffollowingfisfThucydidesfknown?
A. developingfanfeffectivefsewerfsystemfinfancientfGreece,fhelpingftofreduceflevelsfoffdis
easefinfcities
B. observingfmicrobes,fusingfafmicroscope,fforftheffirstftime,fevenfdistinguishingfbetweenfba
cteriafandffungi
C. proposingfthatfdiseasefwasfcausedfbyfmicroorganisms
D. realizingfthatfpeoplefwhofhadfbeenfinfectedfbyfthefAthenianfplaguefhadfimmunityftofrei
nfection*

Difficulty:fModeratef
ASMfStandard:f23,f31

7. ErnstfHaeckelfproposedfafclassificationfsystemfconsistingfoffwhichfofftheffollowingfsu
bgroups?fA.ffivefkingdoms
B. fourfkingdoms*
C. twofdomainsfandfthreefkingdoms
D. twofdomainsfandffivefkingdoms

Difficulty:fModeratefASMf
Standard:fN/A



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,8. Virusesfnotfincludedfinfphylogeneticftreesfforfwhichfofftheffollowingfreasons?fA.fItfisftoofdiffi
cultftofobserveftheirfcharacteristics.
B. Theyfarefacellularfandfnonliving.*
C. Theyfdofnotfhavefanyfgenes,fwhichfpreventsfgeneticfanalysis.
D. Theyflackfafnucleus.

Difficulty:fModeratefASMf
Standard:f5

9. Whichfisfthefbestfdescriptionfoffthefprimaryfpurposefoffafphylogeny?fA.fPhylogeniesfshowfallft
hefalterativefnamesfforfeachfspecies.
B. Phylogeniesfshowfallfthefcommonfnamesfforfeachfspecies.
C. Phylogeniesfshowfevolutionaryfrelatednessfbetweenforganisms.*
D. Phylogeniesfshowfinteractionsfbetweenfspeciesfinfafsharedfhabitat.

Difficulty:fModeratefASMf
Standard:f5

10. Currentfphylogeneticfanalysesfincludefwhichfofftheffollowing?
A. informationffromfafrangefoffsources,fincludingfmorphological,fgenetic,fandfbiochemicalfda
ta*
B. informationfonfvisiblefsimilaritiesfonly
C. informationfregardingfhowftofclassifyforganismsfonfthefbasisfoffexternalfmorphologicalfch
aracteristicsfandfvisiblefbehaviors
D. variedfmorphologicalfandfstructuralfcharacteristics,fwithfpreferencefforfleavingfhistoricalfcl
assificationsftofpreventfconfusion

Difficulty:fModeratefASMf
Standard:f5

11. Diatomsfarefclassifiedfwithinfwhichfofftheffollowingfdomains?
A. Archaea
B. Bacteria
C. Eukarya*
D. Prokaryota

Difficulty:fModeratefASMf
Standard:fN/A

12. Horizontalfgeneftransferfinvolvesfwhichfofftheffollowing?
A. anyftransferfoffgenesfinfaflaboratoryfsetting


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, B. theftransferfoffgenesffromfafvirusftofafbacteriumforfvicefversafbutfnotfanyfotherfformfoffgen
eftransfer
C. theftransferfoffgenesffromfonefindividualftofanother,fincludingffromfonefspeciesftofan
other,fbutfnotffromfparentftofoffspring*fD.ftheftransferfoffgenesffromfparentftofoffspr
ing

Difficulty:fModeratef

ASMfStandard:f2,f4

13. Bacteriafarefgenerallyfidentifiedftofspeciesfbyfusingfwhichfofftheffollowing?
A. afcombinationfoffgenetic,fbiochemical,fandfmicroscopicfapproaches*
B. afcombinationfoffmicroscopicfandfphysiologicalfapproaches,fbutfnotfgenetics
C. primarilyfcharacteristicsfsuchfasfmotilityfthatfcanfbefvisualizedfusingfmicroscopy
D. primarilyfmorphologicalfcharacteristicsfoffindividualfcells

Difficulty:fModeratef
ASMfStandard:f34,f36
14. Forftaxonomicfclassificationfoffmicrobes,fserologicalftestsftypicallyfarefusedftofdofwhichfoffth
effollowing?
A. determinefcompletefgenomefsequencesfforfmicrobes
B. identifyfproteinsfonfthefbasisfofftheirfreactionfwithfspecificfantibodies*
C. runfanalysesftofidentifyfwhetherfparticularfgenesfarefpresent
D. visualizefmicrobialfexternalfmorphology

Difficulty:fModeratefAS
MfStandard:f34,f36

Whichfofftheffollowingfisftruefoffthefmicrobialfworld?fA.fAllfmi
crobesfarefharmful.
B.f Humansfcouldfsurvivefwithoutfmicrobes.
C.f Manyfmicrobesfarefhelpful.*D.fMostfmicrobesfarefp
athogenic.

Difficulty:fEasy
ASMfStandard:f23,f24

15. Whichfofftheffollowingfisfwhenfhumansffirstfsuspectedfthefexistencefoffmicrobes?
A. duringfthefIndustrialfRevolution
B. infprehistoricftimes*
C. inftheflastfcentury


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