What aspect of ants does the passage mainly discuss? What is the role of pheromones ill the mass migrations of ants?

admin2013-04-25 27

问题 What aspect of ants does the passage mainly discuss?
What is the role of pheromones ill the mass migrations of ants?

选项 A、Pheromones are used to create a trail that directs the ants during migrations.
B、Pheromones signal the ants that the nest has been invaded and must be abandoned.
C、Pheromones control the speed at which ants move from one location to another.
D、Pheromones enable scouts to identify suitable areas for establishing a new nest.

答案A

解析

转载请注明原文地址:https://kaotiyun.com/show/d4yO777K

托福（TOEFL）

相关试题推荐

TheprofessoralreadyknowssomethingaboutClarefromher______.
WritetheappropriatelettersA-Cagainstquestions26~30.Accordingtothespeakers,inwhichsituationarethefollowingm
WhatTHREEdetailsshouldjobapplicantsknowintheinterview?AworkinghoursBpromotionprospectCsalaryrangeDpensionco
AsystemwasdevelopedtocontroltrafficcongestionontheM25motorway.Expertsuse【L5】________informationfromthemotorw
A、Newton’slifeandtimes.B、TheinfluenceofearlierscientistsonNewton’sideas.C、Howgravityrepelsobjectsveryclosetoe
Whatdoesthepassagemainlydiscuss?Itcanbeinferredfromthepassagethatsoilcomposedofsilica
Describeanobject,plant,oranimalthatrepresentsyournativecountryandexplainitssignificance．Includedetailsandexampl
Thetechnologyofhumancloninghasarousedmuchcontroversyamongpeople.Somesupportit,whileothersobjecttoit.Asforme
PsychologyAccordingtotheprofessor,whydodeathritualsincluderolesforfriends?
"GroupDecisionMaking"AdvantagesofGroupDecisionMaking→Committees,taskforces,andadhocgroupsarefrequently

随机试题

某产品需安装某种部件，该部件可以外购也可以自制。外购时每件成本300元。如果自制，一次性设备购置和安装总投资为500万元。假设设备的使用期限为5年，折旧费可以均匀分摊到各年。生产该部件每件所用原材料、动力、人工等成本为100元。试分析讨论外购与自制两方案的
肾窦内不含有()
CR应用的辐射转换器是
患者，女，27岁。心慌气短8年，反复咯血2年，近2日又咯血不止就诊。查体：双颊紫红，唇发绀，呼吸困难，双肺底湿啰音，脉搏强弱交替，心率120次／分，心尖区有舒张期杂音，下肢不肿，肝脾不大。心尖区舒张期杂音的原因是
房地产开发项目应当建立资本金制度,资本金占项目总投资的比例不得低于()。
根据《INCOTERMS2000》，在FAS贸易术语下，如买方所派的船不能靠岸，则卖方只要将货物装上驳船即可。()
由于普通股票没有还本要求，普通股股息也不固定，所以普通股票没有信用风险。()
小张的毕业论文设置为2栏页面布局，现需在分栏之上插入一个横跨两栏内容的论文标题，最优的操作方法是()
Thedecisionaboutwheretolivewhilestudyingatthetertiarylevelcanhaveamajorinfluenceonastudent’schancesofsucce
CharlesDickenswasafamousnineteenth-centurywriterandthesignature"CharlesDickens"israrityenoughtocommandaprice.W

最新回复(0)

What aspect of ants does the passage mainly discuss? What is the role of pheromones ill the mass migrations of ants?

托福（TOEFL）

TheprofessoralreadyknowssomethingaboutClarefromher______.

WritetheappropriatelettersA-Cagainstquestions26~30.Accordingtothespeakers,inwhichsituationarethefollowingm

WhatTHREEdetailsshouldjobapplicantsknowintheinterview?AworkinghoursBpromotionprospectCsalaryrangeDpensionco

AsystemwasdevelopedtocontroltrafficcongestionontheM25motorway.Expertsuse【L5】________informationfromthemotorw

A、Newton’slifeandtimes.B、TheinfluenceofearlierscientistsonNewton’sideas.C、Howgravityrepelsobjectsveryclosetoe

Whatdoesthepassagemainlydiscuss?Itcanbeinferredfromthepassagethatsoilcomposedofsilica

Describeanobject,plant,oranimalthatrepresentsyournativecountryandexplainitssignificance．Includedetailsandexampl

Thetechnologyofhumancloninghasarousedmuchcontroversyamongpeople.Somesupportit,whileothersobjecttoit.Asforme

PsychologyAccordingtotheprofessor,whydodeathritualsincluderolesforfriends?

"GroupDecisionMaking"AdvantagesofGroupDecisionMaking→Committees,taskforces,andadhocgroupsarefrequently

肾窦内不含有()

CR应用的辐射转换器是

房地产开发项目应当建立资本金制度,资本金占项目总投资的比例不得低于()。

根据《INCOTERMS2000》，在FAS贸易术语下，如买方所派的船不能靠岸，则卖方只要将货物装上驳船即可。()

由于普通股票没有还本要求，普通股股息也不固定，所以普通股票没有信用风险。()

小张的毕业论文设置为2栏页面布局，现需在分栏之上插入一个横跨两栏内容的论文标题，最优的操作方法是()

Thedecisionaboutwheretolivewhilestudyingatthetertiarylevelcanhaveamajorinfluenceonastudent’schancesofsucce

CharlesDickenswasafamousnineteenth-centurywriterandthesignature"CharlesDickens"israrityenoughtocommandaprice.W