d d d d d
IONS AND SOLUTIONS.ALL CHAPTERS INCLUDED
d d d d
Chapterd1:dAndInvisibledWorld
*d=dCorrectdanswerdMultipl
edChoice
1. Yeastsdaredwhichdofdthedfollowing?
A. adtypedofdalgae
B. adtypedofdprotist
C. anydunicellulardmicrobe
D. unicellulardfungi*
Difficulty:dModeratedASMdStandar
d:d20
3. Thedcelldwallsdofdarchaeansdoftendcontaindwhichdofdthedfollowingdsubstances?
A. cellulose
B. chitin
C. peptidoglycan
D. pseudopeptidoglycan*
dASMdStandard:d20
4. Whichdofdthedfollowingdisdnotdtruedofdarchaeans?dA.dSomedspeciesdlivedondthedhumandbody.
B.d Theydaredgeneticallyddistinctdfromdbacteria.
C.d Theydaredonlydfounddindextremedenvironments.*
D.d Theydhavedsubstantialdmetabolicddifferencesdfromdbacteria.
Difficulty:dDifficultdASM
dStandard:d20
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,Whichdofdthedfollowingdisdnotdtruedaboutdthedprocessdofdferment
ation?dA.dItdcandhelpdpreservedfoods,dpreventingdspoilage.
B.dItdconvertsdsugarsdtodorganicdacids,dalcohols,dand/ordgasesdsuchdasdcarbonddioxide.
C.dItdisdcarrieddoutdexclusivelydbydunicellulardeukaryotesdsuchdasdyeast.*
D.dItdisduseddtodmakedfoodsdsuchdasdcheesedanddbread.
Difficulty:dModerated AS
MdStandard:d11,d23,d26
5. ThedRomansdmaydhavedreduceddtheirdriskdofdwaterbornedinfectiousddiseasesdbydusingdwhichd
ofdthedfollowing?
A. advarietydofdpharmaceuticaldproducts
B. aqueductsdanddadsewerdsystem*
C. prophylacticdantibiotics
D. quarantinedofdpeopledwithdleprosy
dDifficulty:dModerate
ASMdStandard:d23
6. FordwhichdofdthedfollowingdisdThucydidesdknown?
A. developingdandeffectivedsewerdsystemdindancientdGreece,dhelpingdtodreducedlevelsdofd
diseasedindcities
B. observingdmicrobes,dusingdadmicroscope,dfordthedfirstdtime,devenddistinguishingdbetweend
bacteriadanddfungi
C. proposingdthatddiseasedwasdcauseddbydmicroorganisms
D. realizingdthatdpeopledwhodhaddbeendinfecteddbydthedAtheniandplaguedhaddimmunitydtod
reinfection*
Difficulty:dModeratedAS
MdStandard:d23,d31
7. ErnstdHaeckeldproposeddadclassificationdsystemdconsistingdofdwhichdofdthedfollowingd
subgroups?dA.dfivedkingdoms
B.d fourdkingdoms*
C.d twoddomainsdanddthreedkingdoms
D.d twoddomainsdanddfivedkingdoms
Difficulty:dModeratedASMdStandar
d:dN/A
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,8. Virusesdnotdincludeddindphylogeneticdtreesdfordwhichdofdthedfollowingdreasons?dA.dItdisdtood
difficultdtodobservedtheirdcharacteristics.
B.d Theydaredacellulardanddnonliving.*
C.d Theyddodnotdhavedanydgenes,dwhichdpreventsdgeneticdanalysis.
D.d Theydlackdadnucleus.
Difficulty:dModeratedASMdStandar
d:d5
9. Whichdisdthedbestddescriptiondofdthedprimarydpurposedofdadphylogeny?dA.dPhylogeniesdshowd
alldthedalterativednamesdfordeachdspecies.
B.d Phylogeniesdshowdalldthedcommondnamesdfordeachdspecies.
C.d Phylogeniesdshowdevolutionarydrelatednessdbetweendorganisms.*
D.d Phylogeniesdshowdinteractionsdbetweendspeciesdindadshareddhabitat.
Difficulty:dModeratedASMdStandar
d:d5
10. Currentdphylogeneticdanalysesdincludedwhichdofdthedfollowing?
A. informationdfromdadrangedofdsources,dincludingdmorphological,dgenetic,danddbiochemicald
data*
B. informationdondvisibledsimilaritiesdonly
C. informationdregardingdhowdtodclassifydorganismsdondthedbasisdofdexternaldmorphologicald
characteristicsdanddvisibledbehaviors
D. varieddmorphologicaldanddstructuraldcharacteristics,dwithdpreferencedfordleavingdhistoricald
classificationsdtodpreventdconfusion
Difficulty:dModeratedASMdStandar
d:d5
11. Diatomsdaredclassifieddwithindwhichdofdthedfollowingddomains?
A. Archaea
B. Bacteria
C. Eukarya*
D. Prokaryota
Difficulty:dModeratedASMdStandar
d:dN/A
12. Horizontaldgenedtransferdinvolvesdwhichdofdthedfollowing?
A. anydtransferdofdgenesdindadlaboratorydsetting
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, B. thedtransferdofdgenesdfromdadvirusdtodadbacteriumdordvicedversadbutdnotdanydotherdformdofd
genedtransfer
C. thedtransferdofdgenesdfromdonedindividualdtodanother,dincludingdfromdonedspeciesdtod
another,dbutdnotdfromdparentdtodoffspring*dD.dthedtransferdofdgenesdfromdparentdtod
offspring
Difficulty:dModerate
dASMdStandard:d2,d4
13. Bacteriadaredgenerallydidentifieddtodspeciesdbydusingdwhichdofdthedfollowing?
A. adcombinationdofdgenetic,dbiochemical,danddmicroscopicdapproaches*
B. adcombinationdofdmicroscopicdanddphysiologicaldapproaches,dbutdnotdgenetics
C. primarilydcharacteristicsdsuchdasdmotilitydthatdcandbedvisualizeddusingdmicroscopy
D. primarilydmorphologicaldcharacteristicsdofdindividualdcells
Difficulty:dModeratedAS
MdStandard:d34,d36
14. Fordtaxonomicdclassificationdofdmicrobes,dserologicaldtestsdtypicallydareduseddtoddodwhichdofd
thedfollowing?
A. determinedcompletedgenomedsequencesdfordmicrobes
B. identifydproteinsdondthedbasisdofdtheirdreactiondwithdspecificdantibodies*
C. rundanalysesdtodidentifydwhetherdparticulardgenesdaredpresent
D. visualizedmicrobialdexternaldmorphology
Difficulty:dModeratedAS
MdStandard:d34,d36
Whichdofdthedfollowingdisdtruedofdthedmicrobialdworld?dA.dAlldmicr
obesdaredharmful.
B.d Humansdcoulddsurvivedwithoutdmicrobes.
C.d Manydmicrobesdaredhelpful.*D.dMostdmicrobesdaredpathog
enic.
Difficulty:dEasy
ASMdStandard:d23,d24
15. Whichdofdthedfollowingdisdwhendhumansdfirstdsuspecteddthedexistencedofdmicrobes?
A. duringdthedIndustrialdRevolution
B. indprehistoricdtimes*
C. indthedlastdcentury
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