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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: 匿名未登录  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 differenj;ly. *j u r;0wklq-vfce between the members of two distinct species but could not be a diffe*l-q .fkw0;;l jjruvyrence 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 Greag:lykd k;hx8 o .phhfa; 6)fk8t white egret shown in the im k;h;6h8p xo k.f8d:halkfy)gage?


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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 geographical barrier such as a motf iwnn s3k;39k56/ l1uzbi rzuntain range and cannot interbreed, which reason on its own w ni5ks9ku3 l16zt3n/;wib z frould 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 i 0/o./ogalw(vxz4 t0vbu+hjjsolated populations, which technique might be used to de//t vx0jl4bj + au.wghz(ov0ocide 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 in5c1jlyh0c l+ m humans arose from the fusion of chromosomes 12 and 13 in a common human ancestor. The image below shows the banding patthc+01cm jll5 yerns 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, (Gram,g f3fxs8km3 r so6;xvpus griseus) has a diploid chromosome number of 40, Common bottle-nose dolphins (Tursi,8xof6fm33vxs k g s;rops truncates) have 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 biological species concept cannot be precisely appltf/sc(x +am9 jied to Prokaryote(cfa+jt/s mx 9s.
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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 determinevukg7)*0av e07kt6rks c:h pe the biodiversity of an e tv)7h*0s0ck7ueeg:a6 vkpkrcosystem.
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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 o nav -ldafd4u:s).p +of 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 numberfjtt34u.fed q3 j/o8j of chromosomes is an even number for all speciesoe/ 3 f4.j8jqjdf3ttu.
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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 littl 3 xa0tp:l6dpje variation between species and the 6 p xadtljp03: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 a laet zaqpd3l+7k2c:iy* rger genome size is caused by a larger number of chromosomes ildpt+ :ce7k*iyz2 aq 3n 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 genotmj/n9/h4ur4id;z+rum bh4u/c cw o9mes of individuals from a single species would show less difference than two genom cz/ b9+n4t9 owu44;um rdhjc h/u/mires of individuals from two different species.
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