MOOC 植物生理学（全英文）-西北农林科技大学 中国大学慕课答案

MOOC植物生理学（全英文）-西北农林科技大学中国大学慕课答案TEST11、问题：WhichofthefollowingtissuesystemisNOToneofthethreemajortissuesystemsinplants?选项：A、MeristemtissueB、GroundtissueC、DermaltissueD、Vasculartissue正确答案:【Meristemtissue】2、问题：WhichofthefollowingtypesofgroundtissuehastheTHICKESTcellwalls?选项：A、ParenchymaB、CollenchymaC、SclerenchymaD、None正确答案:【Sclerenchyma】3、问题：Lateralrootsarisefrom()?选项：A、PericycleB、VascularcambiumC、EndodermisD、Epidermis正确答案:【Pericycle】4、问题：WhichofthefollowingstatementsaboutplantstructureisCORRECT?选项：A、Roothairismadeofdermaltissues.B、Secondarycellwallsaredepositedoutsideofprimarycellwalls.C、Pericycleinrootsisequivalenttovascularcambiuminstems.D、None.正确答案:【Roothairismadeofdermaltissues.】5、问题：PlacethefollowingstepsofDNApackaginginproperorder:I.ChromatinfiberII.CondensedchromatinIII.DNAdoublehelixIV.LoopeddomainsV.Nucleosomes选项：A、III,V,I,IV,II.B、III,V,IV,I,II.C、III,I,V,IV,II.D、I,III,V,IV,II正确答案:【III,V,I,IV,II.】6、问题：Whichofthefollowingstatementsaboutplantstructureiscorrect?选项：A、Lateralrootsarisefromepidermis.B、Secondarycellwallsaredepositedoutsideofprimarycellwalls.C、Thepithinstemsismadeofvasculartissues.D、Roothairismadeofdermaltissues.正确答案:【Roothairismadeofdermaltissues.】7、问题：WhichofthefollowingstatementsaboutplantclassificationisWRONG?选项：A、Chloroplastsinplantsandgreenalgaecontainchlorophyllaandbandβ-carotene.B、Plantssharetheevolutionarilyderivedtraitsforsurvivingonlandthatareabsentinalgae.C、Mosses,hornworts,liverworts,andfernsarenonvascularplants.D、Magnoliaanditsrelatives,monocots,andeudicotsarefloweringplants(i.e.,angiosperms).正确答案:【Mosses,hornworts,liverworts,andfernsarenonvascularplants.】8、问题：WhichofthefollowingstatementsaboutplastidsisCORRECT?选项：A、Thechloroplastisonetypeofchromoplastsbecauseitcontainsahighconcentrationofchlorophyllpigment.B、Chloroplastdivisionisindependentofnucleardivision;therefore,thechloroplastdoesnotrequirenuclear-encodedproteinstodivide.C、Bothchloroplastsandamyloplastscanaccumulatestarch.D、None.正确答案:【Bothchloroplastsandamyloplastscanaccumulatestarch.】9、问题：WhichofthefollowingprocessesdoesNOTtakeplaceinthenucleus?选项：A、TranscriptionB、RibosomesynthesisC、TranslationD、DNAreplication正确答案:【Translation】10、问题：WhichofthefollowingstatementsaboutplantorganellesisCORRECT?选项：A、Therecyclingofmembranevesicles-fromtheplasmamembranetotheGolgi,fromthetranstothecisfaceoftheGolgi,orfromtheGolgitotheER-iscalledanterogrademovementthroughtheendomembranesystem.B、Glyoxysomesarespecializedperoxisomesfoundinoil-richstoragetissuesofseedsinwhichfattyacidsareoxidized.C、Microfilamentshaveabiggerdiameterthanmicrotubules.D、Theminusendsofmicrotubulesormicrofilamentstendtobemoreactiveingrowththantheplusends.正确答案:【Glyoxysomesarespecializedperoxisomesfoundinoil-richstoragetissuesofseedsinwhichfattyacidsareoxidized.】TEST21、问题：WhichofthefollowingstatementsaboutnucleargenomeorganizationisCORRECT?选项：A、NucleolarorganizerregionsareportionsofchromosomeswhereribosomalRNAgenesareclusteredandtranscribed.B、Centromeresaresequenceslocatedattheendsofeachchromosome.C、Telomeresarewheresisterchromatidsadheretoeachotherandwherespindlefibersattachduringcelldivision.D、Chromosomeorganizationisrandomintheinterphasenucleus.正确答案:【NucleolarorganizerregionsareportionsofchromosomeswhereribosomalRNAgenesareclusteredandtranscribed.】2、问题：WhichofthefollowingstatementsabouttransposonsisCORRECT?选项：A、Transposonsaremobilesequenceswithinthegenome.B、DNAtransposonsmakeanRNAcopyofthemselves,whichisthenreversetranscribedintoDNAbeforeitisinsertedinthegenome.C、Retrotransposonsmovefromonepositiontoanotherusingacut-and-pastemechanismcatalyzedbytransposase.D、None.正确答案:【Transposonsaremobilesequenceswithinthegenome.】3、问题：WhichofthefollowingstatementsaboutpolyploidsisCORRECT?选项：A、Ifpolyploidyisrestrictedtosomatictissues,theterminologyusedtodescribethisstateisendopolyploidy.B、Allopolyploidscontainmultiplecompletegenomesofasinglespecies.C、Autopolyploidscontainmultiplecompletegenomesderivedfromtwoormoreseparatespecies.D、Autopolyploidsarealwayslargerthantheirdiploidprogenitors.正确答案:【Ifpolyploidyisrestrictedtosomatictissues,theterminologyusedtodescribethisstateisendopolyploidy.】4、问题：WhichofthefollowingstatementsaboutplantcytoplasmicgenomesisWRONG?选项：A、Theoriginofmitochondriaisconsideredasanoxygen-usingbacteriumengulfedbyanotherprokaryoticorganism.B、Theoriginofchloroplastsisconsideredasaphotosyntheticcyanobacteriumengulfedbyaeukaryoticcell.C、Mitochondrialinheritanceisusuallypaternalinthemajorityoftheplants.D、Bothmitochondriaandplastidsgenerallyshowuni-parentinheritance.正确答案:【Mitochondrialinheritanceisusuallypaternalinthemajorityoftheplants.】5、问题：WhichofthefollowingstatementsaboutfeaturesofatypicaleukaryoticcorepromoterisCORRECT?选项：A、Enhancersmustbelocatedupstreamfromthepromoter.B、Repressorsaretrans-actingtranscriptionfactorsthatrepressgeneexpression.C、Activatorsarecis-actingtranscriptionfactorsthatactivategeneexpression.D、None.正确答案:【Repressorsaretrans-actingtranscriptionfactorsthatrepressgeneexpression.】6、问题：WhichofthefollowingisNOTconsideredasasourceofdouble-strandedRNAsinplantcells?选项：A、ThepresenceofmicroRNAs(miRNAs),whichareinvolvedinnormaldevelopmentalprocesses.B、TheproductionofshortinterferingRNAs(siRNAs),whichsilencecertaingenes.C、TheintroductionofforeignRNAs,eitherbyviralinfectionorviatransformationbyaforeigngene.D、DNAreplication.正确答案:【DNAreplication.】7、问题：WhichofthefollowingstatementsaboutproteindegradationprocessisWRONG?选项：A、Inchloroplasts,proteinturnoverinvolvesubiquitinationand26Sproteasome.B、UbiquitinationisinitiatedbyATP-dependentadenylylationofubiquitin.Thisstepiscatalyzedbyubiquitin-activatingenzymeE1.C、Afteradenylylation,ubiquitinistransferredtoubiquitin-conjugatingenzymeE2.D、UbiquitinligaseE3transfersubiquitintoatargetprotein,whichmaybepolyubiquitinated.E、Thepolyubiquitinatedproteinisthentargetedtothe26Sproteasomefordegradation.正确答案:【Inchloroplasts,proteinturnoverinvolvesubiquitinationand26Sproteasome.】8、问题：WhichofthefollowingisNOTatypeofepigeneticmodification?选项：A、DNAmethylationB、HistonemethylationC、HistoneacetylationD、Ubiquitination正确答案:【Ubiquitination】TEST31、问题：WhichoffollowingstatementsaboutwaterlossandusagebyplantsisCORRECT?选项：A、TheuptakeofCO2iscoupledtothelossofwaterthroughacommondiffusionalpathway.B、Inthecaseofcacti,waterislostpreferentiallyfromouterlayerduringdrought.C、Asmallamountofthewaterabsorbedbyrootsislostbytranspirationfromtheleafsurfaces.D、Themajorityofthewaterabsorbedbyrootseitherremainsintheplanttosupplegrowth,oritisconsumedinthebiochemicalreactions.正确答案:【TheuptakeofCO2iscoupledtothelossofwaterthroughacommondiffusionalpathway.】2、问题：WhichofthefollowingisNOTapropertyofwaterthatmakeswateranexcellentsolvent?选项：A、Watermoleculesareofsmallsize.B、Watermoleculescanformhydrogenbonds.C、Watermoleculesarenonpolar.D、None正确答案:【Watermoleculesarenonpolar.】3、问题：WhichofthefollowingstatementsaboutthestructureandpropertiesofwaterisWRONG?选项：A、Waterhashighspecificheatcapacity.B、Waterhashighlatentheatofvaporization.C、Watermoleculesarehighlycohesive.D、Waterhasalowtensilestrength.正确答案:【Waterhasalowtensilestrength.】4、问题：WhichofthefollowingstatementsaboutthesurfacetensionofwaterisWRONG?选项：A、Comparedtootherliquidsatthesametemperature,waterhasanextremelyhighsurfacetension.B、Iftheair-waterinterfaceiscurved,surfacetensionproducesanetforceperpendiculartotheinterface.C、“Wettable”surfaceshavecontactanglesofgreaterthan90°;“nonwettable”surfaceshavecontactanglesoflessthan90°D、None正确答案:【“Wettable”surfaceshavecontactanglesofgreaterthan90°;“nonwettable”surfaceshavecontactanglesoflessthan90°】5、问题：WhichofthefollowingstatementsaboutthestructureandpropertiesofwaterisWRONG?选项：A、Cohesionisthemutualattractionbetweenwatermoleculesduetoextensivehydrogenbonding.B、Adhesionistheattractionofwatertoasolidphasesuchasacellwallorglasssurface,primarilyduetotheformationofhydrogenbonds.C、Gravitygivesrisetocapillarity.D、None.正确答案:【Gravitygivesrisetocapillarity.】6、问题：WhichofthefollowingstatementsisCORRECT?选项：A、Plantcellstypicallyhaveapositivewaterpotential.B、Diffusionismosteffectiveoverlongdistances.C、Aplantwiltswhentheturgorpressureinsidethecellsofsuchtissuesfallstowardzero.D、None.正确答案:【Aplantwiltswhentheturgorpressureinsidethecellsofsuchtissuesfallstowardzero.】7、问题：WhichofthefollowingstatementsaboutaquaporinsisCORRECT?选项：A、Aquaporinsmayalter(i.e.,increase)therateofwatermovementacrossthemembrane.B、Aquaporinsarepumps,notchannels.C、Aquaporinsmaycarryoutactivetransportofwateracrossthemembrane.D、None.正确答案:【Aquaporinsmayalter(i.e.,increase)therateofwatermovementacrossthemembrane.】8、问题：Whichofthefollowingphysiologicalprocessesismostsensitivetowaterdeficits?选项：A、PhotosynthesisB、PhloemtransportC、ProteinsynthesisD、Cellexpansion正确答案:【Cellexpansion】TEST41、问题：WhichofthefollowingisNOTconsideredasamajordrivingforceforwaterflowfromthesoilthroughtheplanttotheatmosphere?选项：A、Differenceinwatervaporconcentrationbetweenleafandair,responsibleforthediffusionofwatervaporfromtheleaftotheair.B、Differenceinhydrostaticpressure,responsibleforthebulkflowofwaterthroughxylem.C、Differenceinwaterpotential,responsibleforthemovementofwateracrossthelivingcellsintheroots.D、Elevationoftheplant.正确答案:【Elevationoftheplant.】2、问题：WhichofthefollowingstatementsaboutwaterabsorptionbyrootsisCORRECT?选项：A、Inthesymplasticpathway,watermovesthroughcellwallsandextracellularspaceswithoutcrossinganymembranesasittravelsacrosstherootcortex.B、Intheapoplasticpathway,watertravelsacrosstherootcortexviatheplasmodesmata.C、Inthetransmembranepathway,watercrossestheplasmamembraneofeachcellinitspathtwice(onceonenteringandonceonexiting).D、None.正确答案:【Inthetransmembranepathway,watercrossestheplasmamembraneofeachcellinitspathtwice(onceonenteringandonceonexiting).】3、问题：WhereistheCasparianstriplocated?选项：A、EndodermisB、PericycleC、CortexD、Epidermis正确答案:【Endodermis】4、问题：Pressure-drivenbulkflowisNOTresponsiblefor:选项：A、Mostofthewaterflowthroughthesoil.B、Mostofthewaterflowthroughthecellwallofplanttissues.C、Diffusionthroughlivingcells.D、Longdistancetransportofwaterinthexylem.正确答案:【Diffusionthroughlivingcells.】5、问题：WhichofthefollowingstatementsaboutwatertransportthroughthexylemisWRONG?选项：A、Tracheidshaveperforationplates.B、Vesselelementstendtobeshorterandwiderthantracheids.C、Inconifers,lodgedtoruspreventsgasbubblesfromspreadingintoneighboringtracheids.D、Vesselelementsarefoundinmostangiosperms,andarelackinginmostgymnosperms.正确答案:【Tracheidshaveperforationplates.】6、问题：Whichofthefollowingconditionswillcausestomataopening?选项：A、Atnight,whenthereisnophotosynthesis.B、Sunnymorning,buttheplantisdehydrated.C、Sunnymorning,whenthesupplyofwaterisabundant.D、None.正确答案:【Sunnymorning,whenthesupplyofwaterisabundant.】7、问题：WhichofthefollowingstatementsaboutthehydraulicresistanceofleafisWRONG?选项：A、Leaveswithcloselyspacedveinstendtohavelowerhydraulicresistance.B、Olderleavesandleavesinshadetendtohavehigherhydraulicresistance.C、Ingeneral,theupperepidermisofaleafhasmorestomata.D、None.正确答案:【Ingeneral,theupperepidermisofaleafhasmorestomata.】8、问题：WhichofthefollowingstatementsaboutguardcellsisWRONG?选项：A、Ingrasses,guardcellshaveacharacteristicdumbbellshape,withbulbousends.B、Indicotsandnongrassmonocots,guardcellsarekidney-shaped.C、Adecreaseinguardcellturgorpressureopensthestomata.D、None.正确答案:【Adecreaseinguardcellturgorpressureopensthestomata.】9、问题：Thebestlightforstomatalopeningis选项：A、RedB、YellowC、GreenD、Blue正确答案:【Blue】10、问题：Duringhighwindvelocity,thestomataofplants选项：A、RemainopenB、ClosedownC、OpenmorewidelyD、Remainunaffected正确答案:【Closedown】11、问题：Themostimportantfactorinstomatalopeningintheplantis选项：A、ProteinpercentageofsapB、ShapeofguardcellsC、HormonecontentofcellD、Chlorophyllcontentincell正确答案:【Shapeofguardcells】12、问题：Inplant______isresponsibleforguttation选项：A、RootpressureB、PhotosynthesisC、TranspirationD、Osmosis正确答案:【Rootpressure】TEST51、问题：Whichofthefollowingisthekeypropertyofgroup4plantmineralnutrients?选项：A、Theyareinvolvedinredoxreactions.B、Theyareimportantinenergystorageorstructuralintegrity.C、Theyremaininionicform.D、None.正确答案:【Theyareinvolvedinredoxreactions.】2、问题：WhichofthefollowinggrowthsystemrequireshighlevelsofnutrientstosustainrapidplantgrowthandisNOTawidelyusedtechnique?选项：A、AeroponicgrowthsystemB、HydroponicgrowthsystemC、NutrientfilmgrowthsystemD、None正确答案:【Aeroponicgrowthsystem】3、问题：WhichofthefollowingstatementsaboutmodifiedHoaglandsolutionisWRONG?选项：A、Nitrogensupplementsasbothammoniumandnitrateisbeneficialtotheplantsbecauseitpromotescation-anionbalanceswithintheplant.B、Achelatingagentisaddedtomaintaintheavailabilityofirontotheplants.C、Theconcentrationsofmineralelementsinthesolutionaremuchlowerthanthosefoundinthesoilaroundplantroots.D、None.正确答案:【Theconcentrationsofmineralelementsinthesolutionaremuchlowerthanthosefoundinthesoilaroundplantroots.】4、问题：Themostabundantelementamongstthefollowingasfoundinplantsis选项：A、CarbonB、NitrogenC、IronD、Manganese正确答案:【Carbon】5、问题：Magnesiumisanimportantcomponentof选项：A、EnzymesB、FlorigenC、ChlorophyllD、Hemoglobin正确答案:【Chlorophyll】6、问题：Absorptionofwaterandmineralstakeplaceinwhichpartofroot?选项：A、RootcaptipB、RoothairsC、RootepidermisD、Rootendodermis正确答案:【Roothairs】7、问题：Whichelementisessentialforactivatingtheenzymebutnotapartofenzyme?选项：A、MnB、MgC、KD、Co正确答案:【K】TEST61、问题：Passiveabsorptionofmineralsdependsupon选项：A、temperatureB、humidityC、metabolicinhibitorD、temperatureandmetabolicinhibitor正确答案:【temperature】2、问题：Manganeseisrequiredfor选项：A、chlorophyllsyntheisisB、nucleicacidsynthesisC、plantcellformationD、Photolysisofwaterduringphotosynthesis正确答案:【Photolysisofwaterduringphotosynthesis】3、问题：Inwhichmethodionsareabsorbedbyplants选项：A、BycarriersandpumpsB、BycarriersmethodC、BydifferenceinDPDD、Bymoleculardiffusion正确答案:【Bycarriersandpumps】4、问题：Whichofthefollowingisnotperformedbyroothairs?选项：A、WateruptakeB、OxygenuptakeC、MineraluptakeD、CO2正确答案:【CO2】5、问题：Bidirectionaltranslocationofmineralstakesplacein选项：A、XylemB、PhloemC、ParenchymaD、Cambium正确答案:【Phloem】6、问题：Thecellmembranecontainschannelsandpumpsthathelpmovematerialsfromonesidetotheother.Whatarethesechannelsandpumpsmadeof?选项：A、carbohydratesB、lipidsC、bilipidsD、proteins正确答案:【proteins】7、问题：Whichofthefollowingisanexampleofprimaryactivetransport?选项：A、B、C、D、正确答案:【】8、问题：Theprincipalintracellularcationis选项：A、Na+B、Ca+C、K+D、Cl-正确答案:【K+】9、问题：Thesodiumpump:选项：A、exchangesextracellularNa+fromintracellularK+B、isanionchannelC、isimportantformaintainingaconstantcellvolumeD、canonlybeinhibitedbymetabolicpoisons正确答案:【isimportantformaintainingaconstantcellvolume】10、问题：Whichofthefollowingtransportinducesconformationalchangeinprotein?选项：A、SimplediffusionB、ActivetransportC、FacilitateddiffusionD、Iondrivenactivetransport正确答案:【Facilitateddiffusion】11、问题：Na+glucosetransporterisanexampleof选项：A、facilitateddiffusionB、ATPdrivenactivetransportC、symportD、antiport正确答案:【symport】TEST71、问题：Photosyntheticallyactiveradiationwavelengthrangingfrom选项：A、340nm-450nmB、200nm-300nmC、400nm-700nmD、640nm-650nm正确答案:【400nm-700nm】2、问题：WhichisimmediateelectrondonortoPSI?选项：A、PlastocyaninB、PlastometheoninC、FerredoxininD、BothBandC正确答案:【Plastocyanin】3、问题：Absorptionoflighttakeplaceduringphotosynthesis选项：A、Photosystem-IonlyB、Photosystem-IIonlyC、Photosystem-IandPhotosystem-IID、Noneoftheabove正确答案:【Photosystem-IandPhotosystem-II】4、问题：HillreactiontakeplaceinGrannaformed选项：A、ATPandNADPH2bothB、NADPH2C、ADPD、Alloftheabove正确答案:【ATPandNADPH2both】5、问题：Photosynthesisismostactiveandfastin选项：A、BluelightB、WhitelightC、RedlightD、UVlight正确答案:【Redlight】6、问题：Photosyntheticyieldwillbemaximumin选项：A、YellowlightB、IntermittentwhitelightC、ContinuousbluelightD、Redlight正确答案:【Intermittentwhitelight】7、问题：Cytochromeshelpinplantgrowth,whichisreactswithO2inelectrontransportsystem选项：A、Cyt.a3B、Cyt.b3C、Cyt.c3D、Cytf正确答案:【Cyt.a3】8、问题：Inphotosynthesisoxygenisconsideredas?选项：A、Mainproduct.B、Byproduct.C、Wasteproduct.D、Noneoftheabove.正确答案:【Wasteproduct.】9、问题：Hillreactiontakeplacein选项：A、Grana.B、Granaofchloroplast.C、Stroma.D、Noneoftheabove.正确答案:【Granaofchloroplast.】10、问题：Whichelementislocatedatthecentreoftheporphyrinringinchlorophyll?选项：A、CalciumB、MagnesiumC、PotassiumD、Manganese正确答案:【Magnesium】TEST81、问题：AcidconcentrationinCAMplantsismoreof选项：A、NightB、DownC、DunkD、Daytime正确答案:【Night】2、问题：ThecharacteristicsofC4plantsis选项：A、FirstproductoxaloaceticacidB、CarboxylatingenzymesarePEPcoandRubiscoC、KransanatomyD、Allofthese正确答案:【Allofthese】3、问题：Stomataopenatnightbutcloseduringdaytimeinwhichplants?选项：A、XerophytesB、MesophytesC、SucculentsD、BothAandB正确答案:【Succulents】4、问题：InC4pathway,选项：A、O2combinewithPGAB、CO2combinewithPEPC、CO2combinewithRMPD、Alloftheabove正确答案:【CO2combinewithPEP】5、问题：Darkreactionofphotosynthesisoccursin选项：A、StomataB、StromaandmatrixC、StromaD、Granna正确答案:【Stroma】6、问题：InC4plantsfirstCO2acceptoris选项：A、OxaloaceticacidB、Phosphoenol-pyruvateC、OxalobutaricacidD、Pyruvicacid正确答案:【Phosphoenol-pyruvate】7、问题：Calvincycleinvolvesreductivecarboxylationoccursin选项：A、ChloroplastB、CytochromC、PeroxisomeD、Cytoplasm正确答案:【Chloroplast】8、问题：AllthefollowingenzymesareinvolvedinregenerationofRuBPexcept选项：A、PhosphoglyceratekinaseB、TransketolaseC、RibosephosphateisomeraseD、Phosphoribulokinase正确答案:【Phosphoglyceratekinase】9、问题：WhichofthefollowingisthecorrectstatementregardingCalvinCycle?选项：A、ItcannotoccurduringdaytimeB、ItislightdependentC、ItislightindependentD、Itoccursrapidlyatnight正确答案:【Itislightdependent】10、问题：TheratelimitingstepofCalvinCycleiscatalyzedby选项：A、RuBisCOB、PhosphoglyceratekinaseC、RibosephosphateisomeraseD、Transketolase正确答案:【RuBisCO】TEST91、问题：Whichplantissolartrackingplants?选项：A、AlfalfaB、CottonC、SoybeanD、Alloftheabove正确答案:【Alloftheabove】2、问题：WhatdidFACEexperimentsshow?选项：A、C3plantsaremoreresponsivetoelevated[CO2]thanareC4plants.B、C4plantsaremoreresponsivetoelevated[CO2]thanareC3plants.C、C3plantsareequalresponsivetoelevated[CO2]thanareC4plants.D、Noneoftheabove正确答案:【C3plantsaremoreresponsivetoelevated[CO2]thanareC4plants.】3、问题：CapabilityoffixingtheCO2lostinrespirationisfoundin.选项：A、C4plantsB、C3plantsC、CAMplantsD、Alloftheabove正确答案:【C4plants】4、问题：Maximumsolarenergyistrappedby.选项：A、plantingtreesB、cultivatingcropsC、growingalgaeintanksD、growinggrasses正确答案:【growingalgaeintanks】5、问题：Ingeneral,aplantmostlikelytosurviveinareawheretemperatureishigh,relativehumidityislowanwindprevalent,wouldhaveleaves.选项：A、largeandbroadB、largeintercellularairspacesC、reducedpalisadetissueD、smallandnarrow正确答案:【smallandnarrow】6、问题：Whichstatementistrueaboutchloroplastmovement?选项：A、Underhighlight,thechloroplastsmovetothecellsurfacesthatparalleltotheincidentlight.B、Underlowlight,thechloroplastsmovetothecellsurfacesthatparalleltotheincidentlight.C、Underhighlight,chloroplastsgatheratthecellsurfacesparalleltotheplaneoftheleaf.D、Noneoftheabove.正确答案:【Underhighlight,thechloroplastsmovetothecellsurfacesthatparalleltotheincidentlight.】7、问题：Whichstatementistrueaboutleafanatomyfromalegumegrownindifferentlightenvironments?选项：A、Thesunleafismuchthickerthantheshadeleaf.B、Theshadeleafismuchthickerthanthesunleaf.C、Thesunleafisasthickastheshadeleaf.D、Noneoftheabove.正确答案:【Thesunleafismuchthickerthantheshadeleaf.】8、问题：Insunplants,thelightcompensationpointisusuallythanitisinshadeplants?选项：A、equalB、higherC、lowerD、Noneoftheabove正确答案:【higher】9、问题：Inshadeplants,themaximalphotosyntheticratesareusuallythantheyareinsunplants?选项：A、equalB、higherC、lowerD、Noneoftheabove正确答案:【lower】10、问题：InC3plants,theCO2compensationpointisusuallythanitisinC4plants?选项：A、equalB、moreC、lessD、Noneoftheabove正确答案:【more】TEST101、问题：Thelong-distancetransportofphotosynthatefromoneregiontoanotherinhigherplantsiscalled.选项：A、xylemtranslocationB、phloemtranslocationC、apoplastD、symplast正确答案:【phloemtranslocation】2、问题：Allthefollowingare‘sink’except.选项：A、fruitB、seedC、leavesD、rhizome正确答案:【leaves】3、问题：Whichofthefollowingisa‘source’?选项：A、GreenpartsB、FruitC、TubersD、Seed正确答案:【Greenparts】4、问题：Themovementofphotosynthatethroughphloemisalways.选项：A、fromsourcetosinkB、fromsinktosourceC、bidirectionalD、noneofthese正确答案:【fromsourcetosink】5、问题：Theprocessoftransferringsugarformedinmesophyllcellstosievetubesofphloemiscalled.选项：A、photosynthatetransferB、source-sinktransferC、phloemloadingD、phloemunloading正确答案:【phloemloading】6、问题：Phloemunloadingoccurs.选项：A、fromlowconcentrationtohighconcentrationB、withconcentrationgradientC、againstconcentrationgradientD、remainssame正确答案:【withconcentrationgradient】7、问题：Phloemloadingisthetransferofsugarfrom.选项：A、sourcetosinkB、leavestosievetubesC、fruitstoseedD、alloftheabove正确答案:【alloftheabove】8、问题：Allthefollowingstatementsarefalseregardingphloemloadingexcept.选项：A、PhloemloadingisfromphloemcellstoleavesB、PhloemloadingoccursinconcentrationgradientC、PhloemloadingisanactiveprocessD、Phloemloadingisfromsinktosource正确答案:【Phloemloadingisanactiveprocess】9、问题：Theprocessoftransferringsugarfromsievetubestosinkiscalled.选项：A、photosynthatetransferB、sourcesinktransferC、phloemloadingD、phloemunloading正确答案:【phloemunloading】10、问题：AccordingtoMassflowhypothesis,massflowofsolutefromsourcetosinkisdueto.选项：A、concentrationgradientB、tugorpressuregratientC、osmosisD、osmosisanddiffusion正确答案:【tugorpressuregratient】TEST111、问题：Nitratereductasesysteminwhichelementismajorcomponent?选项：A、MoB、NC、HD、Noneoftheabove正确答案:【Mo】2、问题：Inleguminousplantsleghemoglobinprotects_____activity.选项：A、NitrogenaseB、ProtiaseC、NitratereductaseD、BothAandB正确答案:【Nitratereductase】3、问题：InNitrogenfixationandmetabolismwhichelementisplaymajorrole?选项：A、MnB、BC、MgD、Mo正确答案:【Mo】4、问题：Mainsourceofelementsfornitratereductaseisferredoxinwhichispresentin______.选项：A、EndoplasmicreticulumB、MitochondriaC、ChloroplastsD、Golgicomplex正确答案:【Chloroplasts】5、问题：NitrobacterconvertNO2intoNO3inprocess.选项：A、ReductionB、OxidationC、BothAandBD、Noneoftheabove正确答案:【Oxidation】6、问题：Theenzymeresponsibleforatmosphericnitrogenfixationis_____.选项：A、nitrogenaseB、amylaseC、nitrogenaseandamylaseD、lemdanitrogenage正确答案:【nitrogenase】7、问题：Noduleformationoflegumerootsisreducedduringdeficiencyof_____.选项：A、SandBB、NC、KD、Cl正确答案:【SandB】8、问题：Nitrificationprocessisdoneby_____.选项：A、RhizobiumB、PseudomonasC、B.bassianaD、Nitrococcus正确答案:【Rhizobium】9、问题：Nitratereductasesysteminwhichelementismajorcomponent?选项：A、MoB、NC、HD、Noneoftheabove正确答案:【Mo】10、问题：Absorptionofwaterandmineralstakeplaceinwhichpartofroot?选项：A、RootcaptipB、RoothairsC、RootepidermisD、Rootendodermis正确答案:【Roothairs】TEST121、问题：Mowinggrasslawnfacilitiesbettermaintenancebecause.选项：A、woundingstimulatesregenerationB、removalofapicaldominanceandstimulationofintercalarymeristemC、removalofapicaldominanceD、removalofapicaldominanceandpromotionoflateralmeristem正确答案:【removalofapicaldominanceandpromotionoflateralmeristem】2、问题：Auxininhibitsthegrowthof.选项：A、apicalbudB、lateralaxillarybudC、RootsonstemcuttingD、Parthenocarpicdevelopmentoffruits正确答案:【lateralaxillarybud】3、问题：Growthisa.选项：A、reversibleincreaseinsizeB、reversibleincreaseinshapeC、irreversibleincreaseinsizeD、noneoftheabove正确答案:【irreversibleincreaseinsize】4、问题：Plantresponsetoenvironmentismainlythrough.选项：A、InductionofdormancyB、AbscissionofpartsC、SynthesisofpigmentsD、Growth正确答案:【Growth】5、问题：Whichoneregulatesplantgrowth?选项：A、CommensalismB、ClimateC、HormonesD、BothBandC正确答案:【BothBandC】6、问题：Whichoneisnotagrowthpromoter?选项：A、ABAB、GAC、IAAD、CTK正确答案:【ABA】7、问题：Optimumgrowthoccursin.选项：A、BluelightB、WhitelightC、RedlightD、Greenlight正确答案:【Whitelight】8、问题：Growthpromotershormonesare选项：A、IAA,ABAandCKB、IAA,GAandABAC、IAA,GAandCKD、ABA,CKandGA正确答案:【IAA,GAandCK】9、问题：Removalofapicalbudmakestheplant.选项：A、BushyB、GrowrapidlyC、GrowslowlyD、Dormant正确答案:【Bushy】10、问题：Delayinsenescenceiscausedbythesprayof.选项：A、IBAB、GAC、CytokininD、ABA正确答案:【Cytokinin】TEST131、问题：Whichoneincreasesintheabsenceoflight?选项：A、uptakeofmineralsB、uptakeofwaterC、elongationofinternodesD、ascentofsap正确答案:【elongationofinternodes】2、问题：Ifaplantiskeptinsidearoomwithcontinuousredlightexposure,whatwillbetheeffectofitonitsphytochrome?选项：A、Abalancebetweendestructionandsynthesislevels.B、Anincreaseinsynthesislevels.C、Adecreaseinsynthesislevels.D、Completedestructionofphytochome.正确答案:【Abalancebetweendestructionandsynthesislevels.】3、问题：Darknessleadstoyellowingeventothehealthiestofplants.Whatisthiseventcalled?选项：A、ChlorosisB、PhototropismC、DormancyD、Etiolation正确答案:【Etiolation】4、问题：Thecompoundresponsibleforredandfar-redreversiblephotoperiodicreactionis.选项：A、cytokininB、phytochromeC、cytochromeD、anthocyanin正确答案:【phytochrome】5、问题：Ifabriefflashoflightispr