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习题练习：HL Topic A2.3 Viruses
本习题练习来源于题库网 (https://tiku.one)，是在线习题练习的打印版，您也可以访问本平台网站(https://tiku.one/)直接在线完成(注册并登录账号后在首页左侧输入试卷号 560 即可在线作答)，，作答电子化后可随时回放，查看每题答案与详细解析，搜藏保存任意题目；教师使用本平台可以抽题组卷或一键复制他人试卷，布置为在线考试或在线作业，全自动判分成绩一键排序导出，省时省力。本试卷的直接作答链接 https://tiku.one/test560.html
 作者: admin  发布日期: 2025-01-24 21:47    总分: 13分  得分: _____________

答题人: 匿名未登录  开始时间: 25年01月24日 11:20  切换到: 整卷模式

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1#
 
单选题 ( 1.0 分) (组内1/6) 切至整卷模式 搜藏此题  
第 1 题组 (共 6 题 6 分)
  1. Which of the following features do viruses have in common with nt rxh8 sqv3 8e 8rk2*kk:7hxuliving organis7qut38h8:ksx8 2 rxhk*v k renms?

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2#
 
单选题 ( 1.0 分) (组内2/6) 切至整卷模式 搜藏此题  
  2. Which of the following factors complicates the treag1wgx(n5 y+ygllr otzp75f7ta7 6 .ehtment of human viral infectiongpgtg7n7yxlt5a 6r+e (y lho51fw 7z.s?

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3#
 
单选题 ( 1.0 分) (组内3/6) 切至整卷模式 搜藏此题  
  3. Which of the following is the best descr pw+tnsl,8ko 22ay3lwiption of the relationship between the virus and host organism+32pwsa,ln l 2y8o ktw?

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4#
 
单选题 ( 1.0 分) (组内4/6) 切至整卷模式 搜藏此题  
  4. Which of the following are structures that all viruseh 3+5nbh m( qble.s3wus possess?

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5#
 
单选题 ( 1.0 分) (组内5/6) 切至整卷模式 搜藏此题  
  5. Viruses have several foq *1nb6hd4sknm c9h)orms of genetic information but many structural features in )9*qsn hno64 mc1hbkd common. What does this suggest in terms of their evolution?

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6#
 
问答题 ( 1.0 分) (组内6/6) 切至整卷模式 搜藏此题  
7. Compare and contrast the lytchgyvqs+oo ,,-/ -dta2 9m qwdic cycle with the lysogenic cycle of viral infection of a hosha v9+w - qg,,-/dyt dcsmqoo2t cell.
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7#
 
问答题 ( 1.0 分) (组内1/7) 切至整卷模式 搜藏此题  
第 2 题组 (共 7 题 7 分) 当前第1/7题 
题组内容描述:
6. The graph shows the known number of Ebola infections worldwide from 1976 to 2015.
(a) Estimate the number of cases of Ebouu 9r *bd- rvfghed58afo; 5:mla in 1976-1977.
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8#
 
问答题 ( 1.0 分) (组内2/7) 切至整卷模式 搜藏此题  
第 2 题组 (共 7 题 7 分) 当前第2/7题 
题组内容描述:
6. The graph shows the known number of Ebola infections worldwide from 1976 to 2015.
(b) The total number of ca. *mp9;s6 *msjicz7 6ni hrgrlse of Ebola from 2000 to 2009 was 1194. Calculate the total number of cases th ;*is*6mrhnr cp izg97l m6.jsat occurred from 1990 to 1999.
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9#
 
问答题 ( 1.0 分) (组内3/7) 切至整卷模式 搜藏此题  
第 2 题组 (共 7 题 7 分) 当前第3/7题 
题组内容描述:
6. The graph shows the known number of Ebola infections worldwide from 1976 to 2015.
(c) Calculate the percentage incrtta 4k 89h8mo :cl,kanease in the total number of cases from 2000 to 2009 in comparison to 1990 t8ot,n 4akh8cakt m9l:o 1999.
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10#
 
问答题 ( 1.0 分) (组内4/7) 切至整卷模式 搜藏此题  
第 2 题组 (共 7 题 7 分) 当前第4/7题 
题组内容描述:
6. The graph shows the known number of Ebola infections worldwide from 1976 to 2015.
(d) The Ebola virus first appeared in humans in 1976) dn9sxoj2vk 1. Suggest how the virus first appeare2j9okd v1)ns xd in the
human population.
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11#
 
问答题 ( 1.0 分) (组内5/7) 切至整卷模式 搜藏此题  
第 2 题组 (共 7 题 7 分) 当前第5/7题 
题组内容描述:
6. The graph shows the known number of Ebola infections worldwide from 1976 to 2015.
(e) A vaccine was trialled in 2018 and shown to be effectiveo(r9ljl*n/y o4v.hw x. It was made widely available from 2020. Suggest why a vaccine against a viral infection may prove ineffective in the long t xoyjh n(/9lwl*vor4 .erm.
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12#
 
问答题 ( 1.0 分) (组内6/7) 切至整卷模式 搜藏此题  
第 2 题组 (共 7 题 7 分) 当前第6/7题 
题组内容描述:
6. The graph shows the known number of Ebola infections worldwide from 1976 to 2015.
(f) The genetic material dox*gjwu mr8 m)y+9 8wof the Ebola virus is single strand RNA. List two other forms that viral *w)9xwg +dr 8yuomjm8
genetic material may take.
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13#
 
问答题 ( 1.0 分) (组内7/7) 切至整卷模式 搜藏此题  
第 2 题组 (共 7 题 7 分) 当前第7/7题 
题组内容描述:
6. The graph shows the known number of Ebola infections worldwide from 1976 to 2015.
(g) The image below shows a particle of the Ebo. ((koc ey fz*xgj ow1o8t5pr)la virus

The virus is approximately 1000 nm in length. Convert this size into µm.
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