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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 could be a difference between the members of two dispdab8* :erjnc ayw/;n 36 czv3tinct species but could not be cn y3w6n /:rdp a3b*jce vza8;a difference between members 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 binomial name for the Great avnij(3vl45t za k(/ s3bx 4vywhite egret shown453vvjt(xlaky /vas (34 nbzi in 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 geogw) ,9ztmbt)qwdz( n9tgc5 3u traphical barrier such as a mountain range and cannot interbreed, which reason on its own would be enough to classify them asnc db3t g z,t59qw 9)w(uttzm) 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 .+jae g ou*ul.w/tmm3isolated populations, which technique might be used to decide if the. m.+u glu w/3t*mjoaey 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 humans arose from the fusion ofsl/ w qh,+hf8tvrwx7 8 chromosomes 12 and 13 in a common human ancestor. The image below shows the banding patterns of chromosomes found hxlhq+ w7 r t8vwfs8,/
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) has a diploid chromosome numgilb369:why.ln l zt+ber of 40, Common bottle-nose dolphins (Tursiops truncates) i3+thnyl9 .l :6 zwglbhave a diploid number of 44. There have been reliable sightings of hybrid Risso’s and Bottle nose 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 biologica z k565t46nof)xy djphl species concept cannot be precisely applied to Proka jd k 5p6)zx4fn6yoth5ryotes.
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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 determine the bxv7wvqx bujx*c8)r : .iodiversity of an ecosy: 7 xv*c8j.)bxu wrqvxstem.
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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 the tel1wz72 e vpey8rm 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 chromosomes is an even number for sm )abx5 j:ajbbia/0* all specib5:aaas) m b/*x jbj0ies.
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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 reas:*i2ok l*cfxjz-y ( sed3 3hjb(k mc kbc7qh-0ons why the genome size has little variation between species and thd mqc-bckkc*ks li0 hxo3j 2(e:*7j fhy(zb3- e masses of mammals 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 aesudgs *e 0ha7s4oh)b)i;v1o larger genome size is caused by a larger number of chromosomeo)ba;soe1 ve4gs0hh d*u7s i)s in a 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 individuau(b,t e1 mwb+bls from a single species would show less differenc,bbm t1b (+wuee than two genomes of individuals from two different species.
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