雨课堂学堂在线学堂云《Microbiology（滨州学院）》单元测试考核答案

第1题TMVisakindofplant().AbacteriumBfungusCarchaeD

virus第1题Whofirstly

inventedmicroscopesandthoughttobeFatherofMircobiology?

ARobertKochBLouisPastureCAntonyvanLeeuwenhockD

AlexanderFleming第2题Microorganismscanbespontaneouslygeneratedfrominanimatematter?Homework0.3第1题StanleyB.Prusinernamedanewkindofvirus,whichcaused

Creutzfeldt-Jakobdiseaseandrelatedillnessesaffectingpeopleandanimalsinvolvethedegenerationofbraincells.Itis(

).

AHIVBHBVCPrionD

HMVHomework1.1第1题Bacterialcellsareoftensurroundedbyseverallayers,whicharecollectivelycalledthecellenvelope?第2题Whichonehelpsbacteriaresisttophagocytosis

andadheretosurfaces?AcapsuleBinclusionC

ribosomeDcellwallHomework1.2第1题Twomostcommonshapesofbacteriaarecocciandrods.第2题

Whichisanexcellentrepresentativeoftheaveragesizeofbacteria?AB.subtilisBE.coliCProsthecatebacteriaD

E.fishelsoniHomework1.3第1题Whichofthemetablicprocesseshappenedonthebacterialcellmembrane().ARespirationBphotosynthesisCDNAreplicationDSynthesisoflipidsandcellwallconstituents正确答案：DCA第2题Themostwidelyacceptedmodelformembranestructureisthefluidmosaicmodel.Homework1.4第1题TheperiplasmicspaceofthecellwallinGrampositivebacteriaiswiderthanthatinGramnegativebacteria.

Homework1.5第1题Whichdyecanmakethebacteriumbecomepurple?AcrystalvioletBiodineCalcoholDsafranin第2题After(),thecellofGram-negativebacterialosesstainandbecomescolorless.AdyingofcrystalvioletBmordantingCalcoholwashDdyingofsafraninHomework1.6第1题Glycocalyxcanencompassbothcapsulesandslimelayersbecausetheyusuallyarecomposedof(

).AmonosaccharidesBLipopolysaccharidesCpolysaccharidesDglycoprotein第2题Slimelayersarelayersthatarewellorganizedandnoteasilywashedoff.Homework1.7第1题PHBisakindofcarbonsource,canbe

usedinmakingbiodegradeableplastics.第2题Polyphosphategranulesstorethephosphateneededforsynthesisofimportantcellconstituentssuchas().AribosomeBcellwallCnucleicacidsDplasmmembraneHomework1.8第1题Whichoccupyasmuchashalfthesporevolumeandwas

madeofpeptidoglycan?AcortexBcoreCinnermembraneD

exosporium第2题Thecorehasveryhighwatercontent,highamountsofdipicolinicacidcomplexedwithcalciumions(Ca-DPA),andaslightlylowerpH.Homework1.9第1题Themorphologiesof

Endosporesare()AcentrallylocatedsporesBterminalsporesC

swollensporesD

subterminalspores正确答案：ABC第2题whichofthefollowingstrainscouldn’tproduceendospores?A

BacillussubtilisBBacillusmegateriumCClostridiumpectinovorumDE.coliHomework1.10第1题Mostbacterialandarchaealreproduceby（）AbinaryfissionBproducehyphaCformmultinucleoidfilamentDmultiplefission

第2题Despitethediversityofbacterialreproductivestrategies.Inallcases,thegenomeofthecellmustbereplicatedandsegregatedtoformdistinctnucleoids.Homework2.1第1题Whichisanirregularnetworkofbranchingandfusingmembranoustubules

ofwhichfunctionsaretotransportofmaterials.AnucleusBendoplasmicreticulumC

ribosomeD

Golgi第2题Bacterialandarchaealcellsarefunctionallysimplerinseveralways.Theylackmitosisandmeiosis,andhaveadifferentgeneticorganization.

Homework2.2第1题whichonecouldusuallybeusedtoproduceorganicacids?AmoldByeastCbacteriaDmushroom第2题FungiusuallygrowbetterinanacidicpH.Homework2.3第1题InthelifecycleofS.cerevisiae,italternatesbetweenhaploidanddiploidstates.第2题Whennutrientsarelimited,diploidS.cerevisiaecellsundergomeiosistoproduce()haploidcellsA1B2C3D4Homework2.4第1题Arthroconidiaisakindofsexualspore.

第2题Reproductioninfungicanbeeitherasexualorsexual.Homework3.1第1题Whicharethecharacteristcsofviruses?

AinfectiousagentsBsimpleCacellularDcellular正确答案：ABC第2题Virusescanexistonly

intracellularly.Homework3.2第1题Thesimplestvirionsareconstructedofanucleocapsid.第2题

whichoneisofhelicalcapsidstructure?ATobaccomosaicvirusBinfluenzaviruseCadenovirusDHIVHomework3.3第1题Thepossiblenucleicacidtypesare(

).AdsDNABssDNACssRNADdsRNA正确答案：ABCD第2题MostDNAvirusesuse()astheirgeneticmaterial.AdsDNABssDNACssRNADdsRNAHomework3.4第1题T4isanexampleofavirulentphage.

第2题Thestepsofalyticvirustoinvadeabacterialcellare.

AattachmentandinjectionBreplicationCassembleDrelease正确答案：ACBDHomework4.1第1题Whichcarbonsource

canbeusedfirstlybythemicroorganisms?AstarchBglucoseClactoseDsucrose第2题Aminoacidscanonlybeusedasnitrogensource.Homework4.2第1题Therearetwonutritionaltypesaccordingtothecarbonsources.A

phototrophsandchemotrophsBautotrophsandheterotrophsClithotrophsandorganotrophD

autotrophsandorganotrophHomework4.3第1题Therateofpassivediffusiondependsonthesizeoftheconcentrationgradientbetweenacell'sexterioranditsinterior.第2题Activetransportisthetransportofsolutemoleculestohigherconcentrationswithouttheinputofmetabolicenergy.Homework4.4第1题Thecompositionofaculturemediumarepeptone5.0g/L,beefextract3.0g/L.Whichtypeisthismediumclassified?AdefinedmediumBcomplexmediumCsolidmediumDdifferentialmedium第2题OntheEMBplates,coloniesofGram-negativebacteriaare().Ared,metallicsheenBgreen,metallicsheenCred,clearzoneDgreen,clearzoneHomework5.1第1题Howmanyhigh-energybondsinamoleculeofATP?A1B2C3D4第2题Biochemicalpathwayscanalsobelinearandcyclic.Homework5.2第1题WhichonehasthemostnegativeE0’ACO2/GlucoseBH+/H2CNAD+/NADHDH2O/O2第2题TheprocessofemployGlucosetoreleaseenergy,isaprocessof().AAnabolismBCatabolismCmetabolismDcatalyzing第3题TheelectronsaretransferredtoO2

viaaseriesof

electroncarriers

thatareorganizedintoasystemcalled().AFMNBNADHCCoQDETCHomework5.3第1题Thereare3typesinthebiologicalfulingofheterochemoorganisms.

AaerobicrespirationBaerobicrespiration,anaerobicrespirationCfermentationDEMPpathway正确答案：ABC第2题WhichisnotthepathwayforproducingH?AEMPBHMPCEDDETCHomework5.4第1题Whichonecouldnotbetheelectrondonorforchemoautotrophicmicroorganisms?AH2BH2SCSO32-DSO42-第2题

Therearemanykindsofmechanismsforproducingenergy,suchas()AOxidativephosphorylationBSubstancelevelphosphorylationCPhotophosphorylationDcatabolism正确答案：ABCHomework5.5第1题Manyenzymesdodoubledutyinthemetabolism.Homework6.1第1题Spread-plateandpour-platetechniquesaresimilarinthattheybothdiluteasampleofcellsbeforeseparatingthemspatially.

第2题Coloniesofbacteriaaredifferentin(

).AformBelevationCmarginDcolor正确答案：ABCDHomework6.2第1题Populationgrowthofmicrobesreproducingbybinaryfissioninabatchculturecanbeplottedasthelogarithmofthenumberofviablecellsversustheincubationtime.Therearefourdistinctphases(

).AlagphaseBlogphaseCstationaryphaseDdeathphase正确答案：ABCD第2题ThegenerationtimeofE.coliundertheincubationtemperature40°Cisabout（）。A10minB20minC1hD12hHomework6.3第1题Indirectmeasurementofcellnumbers,()isemployed.

AmicroscopeBcountingchamberCpetridishDinoculatingloop第2题TheresultsofplatingcountsareoftenexpressedintermsofCFU.

Homework6.4第1题Mostknownbacteriaandprotistsareneutrophiles.

第2题()donotrequireO2forgrowthbutgrowbetterinitspresence.

AobligateaerobesBfacultativeanaerobesCaerotolerantmicrobesDstrictanaerobesHomework7.1第1题TransformationexperimentsuggestedDNAwasresponsibleforstoringgeneticinformation.第2题Inthephageinfectionexperiment,theDNAofphageislabeledby

_____.A32PB35SC15ND13C第3题

mRNAservesasatemplate

duringtheprocessofproteintranslation.Homework7.2第1题TheDNAofplasimdisphysicallyseparatedfromthatofchromosome.Homework7.3第1题Mutantisaproductofmutation,orinotherwords,resultedfrommutation.

第2题Amestestisanexperimentalproceduretodeterminewhetherachemicalispotentialmutagen.Homework7.4第1题ThebacteriastraininvolvedinAmestestis_______.

ASaccharomycescerevisiaeBE.coliCSalmonellatyphimuriumDStreptomycescoelicolerHomework7.5第1题Whichisnot

oneofthetypesofgeneticrecombinationforprokaryote?ATransformationBTransductionCConjugationDHybridizationHomework7.6第1题WhichenzymewouldbeusedforconnectingvectorandtargetDNAfragment?ALigaseBEndonucleaseCDNaseDRNaseHomework8.1第1题TaqenzymewasfirstlyisolatedfromThermusaquaticus(Taq).

Homework8.2第1题Mycorrhizarepresentstoakindofsymbiosisbetweenplantandmicrobes.Homework8.3第1题Incarboncycle,manybacteriaandsomefungiplayas_____________.

AproducersBconsumersCdecomposersDprimaryconsumersHomework8.4第1题Chemicaloxygendemand(COD)istheamountofoxygennecessarytooxidizealloftheorganiccarboncompletelytoCO2

andH2O.Homework8.5第1题Somemicroorganismscanplaybeneficaleffectsonplantgrowthwhilesomecanplaynegativeeffects.Homework9.1第1题Amicroorganismthat

causediseasetoits'hostcanbecalledpathogen.

Homework9.2第1题Adaptiveimmnunityisalsocallednon-specificimmunity.Homework9.3第1题Anantigencanhaveseveralantigenicdeterminantsitesthatcanbindspecificallywithantibody.Homework9.4第1题Physicalbindbetweenantigenandantibodycanbereversedonsomeconditions.Homework9.5第1题Autovaccineisakindof______vaccine.AliveBDNACdeadDtoxoidHomework10.1第1题Oneofthefirststrainsstudiedandoftenismorefullycharacterizedthanotherstrainsiscalled____正确答案：:typestrain第2题Eachtaxonhasaspecificsuffix.第3题Intaxonomichierarchysystem,eachorganismsisassignedtoaKingdom,____,Class,Order,____，____and____.正确答案：:Phylum正确答案：:Family正确答案：:Genus正确答案：:SpeciesHomework10.2第1题Thescientificnameofmicrobialusedisthedoublenamemethodestablishedby_.ABergeyBWoeseCLinnaeusDAinsworth第2题Thegenericnameandthespeciesnameshouldnotbelatinizedanditalicized.第3题Thescientificnameofmicrobialiscomposedofthe____nameandthe____nameinbinominalnomenclature.正确答案：:genericname正确答案：:speciesnameHomework10.3第1题Allthemorphologyfeaturescanbeusedtoidentifyallmajorgroupsofmicroorganisms.第2题(

)is

idealforstudiesofmicrobialevolution,relatedness