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习题练习:HL Topic A3.1 Diversity of organisms

 >作者: admin 发布日期: 2025-01-24 21:47   总分: 13分  得分: _____________

答题人: 游客未登录  开始时间: 25年01月24日 11:52  切换到: 整卷模式

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1#
 
单选题 ( 1.0 分) (组内1/8) 切至整卷模式 搜藏此题  
第 1 题组 (共 8 题 8 分)
  1. Which of the following cou ihcln;8 c-6*zy7klcc .+ip qrld be a difference between the members of two distinct species but could not be a difference between membekhnr; c l-z7q+ p.cl8i*i ccy6rs of the same species?

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2#
 
单选题 ( 1.0 分) (组内2/8) 切至整卷模式 搜藏此题  
  2. Which of the following is the correct binojvxc453 fn.wos7 fa/t+l4 mm dmial name for the Great white egret shown +mc7wf3ovxla5mf s4 4d./tjnin the image?


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3#
 
单选题 ( 1.0 分) (组内3/8) 切至整卷模式 搜藏此题  
  3. If two populations are separated by a g ;-zjooh8ak;0ljpjf*eographical barrier such as a mountain rangzhja f;olo-8;k pj0j *e and cannot interbreed, which reason on its own would be enough to classify them as two separate species?

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4#
 
单选题 ( 1.0 分) (组内4/8) 切至整卷模式 搜藏此题  
  4. In relation to two distinct isolated populations, which technique might be t3qhz ; v.(df5) vvlvrused (hf .l)v5zqtvv r;dv3 to decide if they ae closely related in evolutionary terms?

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5#
 
问答题 ( 1.0 分) (组内5/8) 切至整卷模式 搜藏此题  
6. There is evidence that chromosome 2 in huma0fksr08 cbz 6 t5wcpj.e0fp6hfbkn3+ns arose from the fusion of chromosomes 12 and 13 in a common human ancestor. The image below shows thrp03kf5sk wh+n0jz.68fb6b et f0c pce banding patterns of chromosomes found
in modern humans and chimpanzees.

Outline the evidence that could support this chromosome fusion hypothesis.
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6#
 
问答题 ( 1.0 分) (组内6/8) 切至整卷模式 搜藏此题  
7. Risso’s dolphin, (Grampus griseus) ( 3jd-lyp) :0frxsw uahas a diploid chromosome number of 40, Common bottle-nose dolphins (Tursiops truncates) have a diploid number of 44. There have been reliable sightings of hybrid Risso’s and Bottle n-) j3dlws0(xpu :yrafose dolphins in the wild.
Suggest why such a hybridisation is very uncommon but is possible.
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7#
 
问答题 ( 1.0 分) (组内7/8) 切至整卷模式 搜藏此题  
8. Explain why the biological species concept cannot be precisrrcrui1 92u- qh2sd.xely applied to Prokaryo cir2q dh1x.ur-9s 2rutes.
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8#
 
问答题 ( 1.0 分) (组内8/8) 切至整卷模式 搜藏此题  
9. Outline a method using DNA analysis that can be used to dek 49v4g *fs7x :nzggygtermine the biodiver xgg7zny4 gvks 9g4f:*sity of an ecosystem.
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9#
 
问答题 ( 1.0 分) (组内1/5) 切至整卷模式 搜藏此题  
第 2 题组 (共 5 题 5 分) 当前第1/5题
题组内容描述:
5. The table shows the diploid chromosome number of a certain mammals, their approximate body mass in Kg and their genome size in Gbp.
(a) Outline the meaning of 83wbabu(iklsr( +rv vxa52.a the term genome size
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10#
 
问答题 ( 1.0 分) (组内2/5) 切至整卷模式 搜藏此题  
第 2 题组 (共 5 题 5 分) 当前第2/5题
题组内容描述:
5. The table shows the diploid chromosome number of a certain mammals, their approximate body mass in Kg and their genome size in Gbp.
(b) Explain why the diploid number of chrojg v0c8h y+,phmosomes is an even number for all specih,0 ghjvcp+y8es.
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11#
 
问答题 ( 1.0 分) (组内3/5) 切至整卷模式 搜藏此题  
第 2 题组 (共 5 题 5 分) 当前第3/5题
题组内容描述:
5. The table shows the diploid chromosome number of a certain mammals, their approximate body mass in Kg and their genome size in Gbp.
(c) Suggest two reasons why the genome size has little variation between spwl7 cp04e/ gzhecies and the masses of mammals 0lc47peg h wz/has wide variation.
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12#
 
问答题 ( 1.0 分) (组内4/5) 切至整卷模式 搜藏此题  
第 2 题组 (共 5 题 5 分) 当前第4/5题
题组内容描述:
5. The table shows the diploid chromosome number of a certain mammals, their approximate body mass in Kg and their genome size in Gbp.
(d) Discuss whether a larger genome size is caused by a larger number of chromosk-2vi (txkd)-mcz 3dm nmz s1(omes in ad3mk-- cmvxkdn zm() z12i(st diploid cell.
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13#
 
问答题 ( 1.0 分) (组内5/5) 切至整卷模式 搜藏此题  
第 2 题组 (共 5 题 5 分) 当前第5/5题
题组内容描述:
5. The table shows the diploid chromosome number of a certain mammals, their approximate body mass in Kg and their genome size in Gbp.
(e) Explain why two genomes of individuals from a single species wouue)51-gc/fo tw n p,kpld show less difference than two genomes of individuals from two different species5,p1- gop)u n/f weckt.
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