小学、初中、高中各种试卷真题知识归纳文案合同PPT等免费下载www.doc985.com小学、初中、高中各种试卷真题知识归纳文案合同PPT等免费下载www.doc985.com专题突破卷07阅读理解之说明文最新高考真题1.(2024年新高考I卷D篇阅读理解)IntheracetodocumentthespeciesonEarthbeforetheygoextinct,researchersandcitizenscientistshavecollectedbillionsofrecords.Today,mostrecordsofbiodiversityareoftenintheformofphotos,videos,andotherdigitalrecords.Thoughtheyareusefulfordetectingshiftsinthenumberandvarietyofspeciesinanarea,anewStanfordstudyhasfoundthatthistypeofrecordisnotperfect.“Withtheriseoftechnologyitiseasyforpeopletomakeobservationsofdifferentspecieswiththeaidofamobileapplication,”saidBarnabasDaru,whoisleadauthorofthestudyandassistantprofessorofbiologyintheStanfordSchoolofHumanitiesandSciences.“Theseobservationsnowoutnumbertheprimarydatathatcomesfromphysicalspecimens(标本),andsinceweareincreasinglyusingobservationaldatatoinvestigatehowspeciesarerespondingtoglobalchange,Iwantedtoknow:Aretheyusable?”Usingaglobaldatasetof1.9billionrecordsofplants,insects,birds,andanimals,Daruandhisteamtestedhowwellthesedatarepresentactualglobalbiodiversitypatterns.“Wewereparticularlyinterestedinexploringtheaspectsofsamplingthattendtobias(使有偏差)data,likethegreaterlikelihoodofacitizenscientisttotakeapictureofafloweringplantinsteadofthegrassrightnexttoit,”saidDaru.Theirstudyrevealedthatthelargenumberofobservation-onlyrecordsdidnotleadtobetterglobalcoverage.Moreover,thesedataarebiasedandfavorcertainregions,timeperiods,andspecies.Thismakessensebecausethepeoplewhogetobservationalbiodiversitydataonmobiledevicesareoftencitizenscientistsrecordingtheirencounterswithspeciesinareasnearby.Thesedataarealsobiasedtowardcertainspecieswithattractiveoreye-catchingfeatures.Whatcanwedowiththeimperfectdatasetsofbiodiversity?“Quitealot,”Daruexplained.“Biodiversityappscanuseourstudyresultstoinformusersofoversampledareasandleadthemtoplaces—andevenspecies—thatarenotwell-sampled.Toimprovethequalityofobservationaldata,biodiversityappscanalsoencourageuserstohaveanexpertconfirmtheidentificationoftheiruploadedimage.”32.Whatdoweknowabouttherecordsofspeciescollectednow?小学、初中、高中各种试卷真题知识归纳文案合同PPT等免费下载www.doc985.com小学、初中、高中各种试卷真题知识归纳文案合同PPT等免费下载www.doc985.comA.Theyarebecomingoutdated.B.Theyaremostlyinelectronicform.C.Theyarelimitedinnumber.D.Theyareusedforpublicexhibition.33.WhatdoesDaru’sstudyfocuson?A.Threatenedspecies.B.Physicalspecimens.C.Observationaldata.D.Mobileapplications.34.Whathasledtothebiasesaccordingtothestudy?A.Mistakesindataanalysis.B.Poorqualityofuploadedpictures.C.Improperwayofsampling.D.Unreliabledatacollectiondevices.35.WhatisDaru’ssuggestionforbiodiversityapps?A.Reviewdatafromcertainareas.B.Hireexpertstochecktherecords.C.Confirmtheidentityoftheusers.D.Giveguidancetocitizenscientists.【答案】32.B33.C34.C35.D【解析】【导语】本文是一篇说明文。文章主要介绍了斯坦福大学的一项研究发现,数字生物多样性记录存在偏见,建议应用程序引导公民科学家获取更好的数据。【32题详解】细节理解题。根据第一段“Today,mostrecordsofbiodiversityareoftenintheformofphotos,videos,andotherdigitalrecords.(今天,大多数生物多样性的记录通常以照片、视频和其他数字记录的形式出现。)”可知,现在收集的物种记录大多是以电子形式存在的。故选B。【33题详解】细节理解题。根据第二段“Theseobservationsnowoutnumberthe...