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1、科普环保类AThereareanextremelylargenumberofantsworldwide.Eachindividual(个体的)anthardlyweighsanything,butputtogethertheyweighroughlythesameasallofmankind.Theyalsolivenearlyeverywhere,exceptonfrozenmountaintopsandaroundthepoles.Foranimalstheirsize,antshavebeenastonishinglysuccessful,larg
2、elyduetotheirwonderfulsocialbehavior.Incolonies(群体)thatrangeinsizefromafewhundredtotensofmillions,theyorganizetheirliveswithacleardivisionoflabor.Evenmoreamazingishowtheyachievethisleveloforganization.Whereweusesoundandsighttocommunicate,antsdependprimarilyonpheromones(外激素),chemi
3、calssentoutbyindividualsandsmelledortastedbyfellowmembersoftheircolony.Whenanantfindsfood,itproducesapheromonethatwillleadothersstraighttowherethefoodis.Whenanindividualantcomesunderattackorisdying,itsendsoutanalarmpheromonetowarnthecolonytoprepareforaconflictasadefenseunit.Infac
4、t,whenitcomestotheartofwar,antshavenoequal.Theyarecompletelyfearlessandwillreadilytakeonacreaturemuchlargerthanthemselves,attackinginlargegroupsandovercomingtheirtarget.Suchistheirdevotiontothecommongoodofthecolonythatnotonlysoldierantsbutalsoworkerantswillsacrificetheirlivestohe
5、lpdefeatanenemy. Behavinginthisselflessanddevotedmanner,theselittlecreatureshavesurvivedonEarthformorethan140millionyears,farlongerthandinosaurs.Becausetheythinkasone,theyhaveacollective(集体的)intelligencegreaterthanyouwouldexpectfromitsindividualparts.1.Wecanlearnfromthepassagetha
6、tantsare.A.notwillingtosharefoodB.notfoundaroundthepolesC.moresuccessfulthanallotheranimalsD.toomanytoachieveanyleveloforganization2.Antscanusepheromonesfor.A.escapeB.communicationC.warningenemiesD.arranginglabor3.Whatdoestheunderlinedexpression“takeon”inParagraph3mean?A.Accept.B
7、.Employ.C.Playwith.D.Fightagainst.4.Whichofthefollowingcontributesmosttothesurvivalofants?A.Theirbehavior.B.Theirsize.C.Theirnumber.D.Theirweight.【答案】BBDA【解析】[语篇解读] 本文是一篇说明文,题材为科普知识类。介绍了蚂蚁的分布、数量、大小及行为特点。(1)细节理解题。根据文章第一段第三句话可知,除了寒冷的山顶和两极附近,蚂蚁几乎无处不在。故选B。(2)细节理解题。根据第二段可知,蚂蚁主要依靠外激素向同
8、伴传递信息。故选B。(3)词义猜测题。根据下文attackinginlargeg
