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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 memberrra 5up2xy*u; s of two distinct species but could not be a difference between memberuu;rar5 2x y*ps 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 binomicq g*) q70pnbeaz ; ufcv2d*+pal name for the Great white egret sho*q*+uba2qc c7n0 vzd;p gp)fewn 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 separam5p( yf pooptpr :qxujhf,5 4nbo190 .ted by a geographical barrier such as a mountain range and cannot interbreed, which reason on its own would be enough to classify thhr tfx4(p qo p, 10o5ny.9 bmpj5pufo:em 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, which4qgqrcf:kx2h q4 1zm 1src ,7i technique might be used ,q:hk4fcx q4qm27cs 1rzgri1to 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 humans arn .i qvtwno5zs8v( 9/cose from the fusion of chromosomes 12 and 13 in a common human ancestor (5zvo . itn8wn9vcsq/. The image below shows the 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, (Grnd10 b l0j8d cg90zrcxampus griseus) has a diploid chromosome number of 40, Common bottle-nose dolphins (Tursiops truncates) have a diploid number of 44. There have been reliable sightings of hybrix9lndj0 18 rgbzc0c d0d 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 biological species concept cannot be precisely applied to Prlx4 g3ugto,7x* k j 4hdxi8gv:okaryotes.t * 7 klxhgx8x:4u4j,3gdgi vo
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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 tc)9),qo7sbazkn* l bthat can be used to determine the biodiversity of an ecosys kzbq )*a col9nsb)t7,tem.
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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 term gen )dhlfwc3o,7szt k ;i-1pqs9 vome 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 r(-aj5)lgfiv+ iyg)h 1:okweof chromosomes is an even number for all species.elivr+g)o g :j5 hkiw(-yfa)1
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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 betwee, 3bi4 wl:tqzjn species and the masses of mammalstwq,bj:3 4zli 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 gew6n9yvd sq; 1ynome size is caused by a larger number of chromosomes in a dipw 1 y6q;dv9nsyloid 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 specief+*2x,e -7olybx 4rk cjq l7ncs would show less difference than two genomes of indivo,l q -lccbr*fnyx477+ ej2xkiduals from two different species.
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