首页
登录
职称英语
Why is the close planting of trees of the same species avoided in modern orchard
Why is the close planting of trees of the same species avoided in modern orchard
游客
2023-08-03
69
管理
问题
Why is the close planting of trees of the same species avoided in modern orchards and forests? [br] Which of the following can be inferred from the passage?
选项
A、Advances in medical science made disease unable to regulate human population growth any longer in many parts of the world.
B、Medical cures have prolonged life but upset the reproductive age group by increasing many populations.
C、In Australia, the use of the myxomatosis virus hardly controlled the rabbit population with increasing resistance to the disease.
D、It is discovered all strains of virus can parasitize and kill the bacteria without harming the organism that the bacteria has infected.
答案
A
解析
推断题。见文章第二段最后三句The relative stability of the human population has been upset by advances in medical science.No longer does disease regulate human population growth in many parts of the world.Medical cures have prolonged life and upset the age structure of many populations,increasing the proportion of individuals in the reproductive age group,所以答案为A。
转载请注明原文地址:https://tihaiku.com/zcyy/2893171.html
相关试题推荐
A、Humansgothelpfromotherspecies.B、Humanssurvivebyexploration.C、Humans
[originaltext]Modernwomanmaybebettereducated,haveabetterjobandea
[originaltext]Modernwomanmaybebettereducated,haveabetterjobandea
[originaltext]Inamodernsociety,nocompanycanhopetomakeaprofiton
[originaltext]Inamodernsociety,nocompanycanhopetomakeaprofiton
[originaltext]Scientistssayahugepercentageofbirdspeciesareindang
[originaltext]Scientistssayahugepercentageofbirdspeciesareindang
[originaltext]Scientistssayahugepercentageofbirdspeciesareindang
Weoftenthinkofagricultureasplantingseedsandharvestingcrops.Butma
Weoftenthinkofagricultureasplantingseedsandharvestingcrops.Butma
随机试题
Itwas3am,acoldandwetnight,onAugust21,2010.Ihadjustleftaloc
Theproduction____________________(增加到每月500吨)bytheendofthismonth.willri
YouTubehasbuiltaglobalreputationastheplacetogoforvideoclipsof
Internethaslongbeenthefocusofresearch.Recently,alargestudy【C1】___
《归去来兮辞》的作者是()A.陶渊明 B.张衡 C.谢灵运 D.鲍照
(2017年)某石化生产企业为增值税一般纳税人,该企业原油生产成本为1400元/
土的三项基本物理指标是()A.孔隙比、天然含水量和饱和度 B.孔隙率、相对密度
患者张某,慢支并发阻塞性肺气肿8年,因感冒咳、痰、喘加重外,出现了呼吸衰竭和右心
患者男,46岁。3年前行固定义齿修复,目前咬合疼痛,义齿松动,要求重新固定义齿修
某地区一液化石油生产工厂发生泄漏,安全生产监督管理局要求该工厂停产,全面开展隐患
最新回复
(
0
)