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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 differenc f: :vv cbv.;ehtwu92qe between the members of two distinct species but could not be a difference between members of the same sve9. fq;tvvc 2:wbh u:pecies?

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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 Gret9fb : ev3i lr/uv2h:xat white egret shown in the v bexrv29h:t/:luif3image?


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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 asb9qyot-e/xg6t +t wxl- y0y.n a mountain range and cannot interbreed, which reason on its own wl.ynxttyq 96 -egxt-0+ ywob/ould 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 t c3my+.zc dtt4echnique might be usec3m+tyt. 4zdcd 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 humans arw8y,4 a9q/wj9*l )fmawkxxaa ose from the fusion of chromosomes 12 and 13 in a common human ancestor. The im4qw*xwa waj9ylk,m 9x)8a a/fage 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, (Grampus griseud0uo:ejy4ag8 *7c/1tz9ruu rl j w 2nfs) has a diploid chromosome number of 40, Common bottle-nose dolphins (Tursiops truncates) have a diploid number of 44. There have been reliable sig8jnco* ulru47:/1 wdf ute0zja y92r ghtings 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 biologica1sh-pmaqj5*:fw l jky18z*sp l species concept cannot be precisely applied to Prokaryotes.wj*aksym-h* jq1zpl 81sp5:f
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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 b / ixlq;k(rsjj ijdh526i,e+b-j w+tv iodiversity of an erjdkqj-h t; (+xiijliw 5 2sv +jb6/e,cosystem.
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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 genon1fa*r z w3au9me 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 numberc m2c 8//ybo/y0f l cfldk5tc3 of chromosomes is an even number for all specitl50 8y c dflbko32/c/yccf/ mes.
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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 d5.r y2sxoed /+;edz-/mp z:fh vvn0uthe genome size has little variation between species and the moz pur;v :ee. fz dd y-v0+dx/n/mh2s5asses 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 larger gt 7 -bu;y 0uk/klu 6/8a et2lrrqnpp:xenome size is caused by a larger number of chromosomes in a dipllntk8up u u-a6/ ;tqbe27p:k/l xyr0roid 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 singf, c(cvej:7 jum1moa9le species would show less difference than two genoj (avf1eju9:cmm7, comes of individuals from two different species.
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