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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 dp +y25sps2(sdw he.v lr*6 jyeistinct species but could not bw6yle .e+hryp(ss*5s pd22v je 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 corregi1a7 :r ggf:wct binomial name for the Great white egret shown in the im w7a:rg1ggif:age?


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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 baxeobhl)ic m- cg9m1+2rrier such as a mountain range and cannot interbreed, which reason on its own would be enough to classify them as two separate spec129oml ex-b imch+c)gies?

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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 distilssq486sa 7e i9 yg.8uyf3c9 5fes dkunct isolated populations, which technique might be used to decide if they ae closely related ingeac 8s y3l7u5f8s. syf qud4e9k9i6s 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 t iowh80 9zd/8frv sly0hat chromosome 2 in humans arose from the fusion of chromosomes 12 and 13 in a common human ancestor. The image be0sy r/vh8l f8 0odiz9wlow 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 griseus) has a diploiv5tio9 dn6w y:d chromosome number of 40, Common bottle-nose dolphins (Tursiops truncates) have a diploid number96w: nt v5yoid 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 con 62m/iz ftft1 h)ps(mccept cannot be precisely applied to Prokaryotespc)mfsh(/ 2mz6tit1 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 usinydp -gnr;+bo ;g DNA analysis that can be used to determine the biodivers ;g op+d;-bnyrity 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 thek3o o:.4c baq.k-zgmo 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 chromosomes is an even number fo -n1z, xxd4hz :zgvz*tud2kx/r all species4: g hkvxzd,zxnu 1-2*zxtd/z.
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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 littlrb:7ocmh+n49v1j6o x2j9o +ide qzzl e variation between species and the masses of mammals has wide variat:m1+obon 7x4ov92+jcriz6e9hz jq dlion.
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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 numb r0 m*lzaz:yd -j3ru0t m.nzg9er of chromosomes in ayzdlt. a*zmmgrrjn : z9u-030 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 sin;6 8h )tbnhz pbz,uwq(gle species would show less difference than two genomes of individualsz b;8quh)nb ht(w6,pz from two different species.
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