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1、全国通用2010届高考全国各地月考阅读理解汇编之科普知识类Passage1(安徽省桐城六中2010届高三第二次模拟月考)Allplantcellsarecapableoftakingupwater.Evendeadonesdotoacertaindegree.Absorption(吸收)ofwaterbydeadcellwallsmakeswoodbecomelarger.Incommonlandplants,thelivingcellsofrootstakeupmostofthewater.Landplantswith
2、outrootsdoexist,however.Thosegreenish-yellowlichens(苔藓)youseeonrocksinthehighmountainshavenoroots.Halfabillionyearsago,whenwaterplantsstartedtoentertheland,thefirstlandplantsdidnothaveroots.Evenamongthefloweringplants,onefindsrootlessforms.Thesefloweringplantsare
3、“thehigherplants”becausetheyevolved(进化)recentlyandarethusconsideredhigherontheevolutionaryscale(进化度).InthePeruviandesert,theregrowsoneoftheserootlesshigherplants,abromeliad.Itisarelativeofthepineapple.Evenifthisplanthadroots,theywouldbeofnouse,becausewheretheplan
4、tgrows,itneverrains.Theplantgetsitswateronlyfromthedew(露水)itcollectsatnight,whenitsleavescooloff.Suchrootlessplants,ofcourse,canbemovedwithease,buttheywillonlygrowwhentheyareplacedoutintheopen.Iftheyareplacedtoonearahouse,theradiationfromtheheatofthehouseprevents
5、theleavesfromcoolingandsopreventsdewfromforming,andtheplantdies.InthesouthernUnitedStatesandinPuertoRico,oneseesbromeliadsgrowinghighabovethestreetsontheinsulation(绝缘物)ofelectricwires.Theseplantsgettheirwaterfromrain,andtheonlysoiltheyevercomeincontactwithisthedu
6、stthatmayblowontheirleaves.72.Woodbecomeslargerbecauseof.A.deadcellwallsB.waterenteringdeadcellsC.thegrowthofcellsD.thedeathofcells73.Fromthepassageweknowthattheevolutionaryscaleisgradedaccordingto.A.evolutionarycyclesB.heightsanddepthsC.timeD.kinds74.The“bromeli
7、ad”isaplantthat.A.hasuselessrootsB.isapineappleC.cangrowanywhereD.takesupwaterthroughitsleaves第7页共7页75.Themostsuitabletitleforthispassageis“”.A.AbsorptionofwaterbyplantsB.RootlessplantsC.PlantsinthedesertD.Higherplants答案BCDAPassage2(安徽省芜湖七中2010届高三上学期第一次调研考试)Thefo
8、llowingarefourformsaboutmedicine.Howtousethemedicineisveryimportant.Nevertakeanybymistake.1)Takethemedicinewithwater.followedbyonetableteveryeighthours.asrequi