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习题练习：HL Topic A3.1 Diversity of organisms
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 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 memberuni2untg6:f.k 0qx.b s of two distinct species but could not be a difference between members of the same species?nt6xk :nuq i2u.gbf0.

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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 Gre pckq(y nr-z(m yavst1s5 (4e+at white egret shown 51z(tk-pmy((y4+qvrnseac s 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 separatvorj0*)m zw7 ded by a geographical barrier such as a mountain range and cannot interbreed, which reason on its own would be enough to mrjv o* z0)7dwclassify 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 population.q 7mklvz;)2sxi/yg,cy o qq1s kms56s, which technique might be used to decide if they ae k/o mk2ivqms1ql ,x7) ; gczy.q5s6ys 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 thavaa5;xy; m2hho4 f/j xt chromosome 2 in humans arose from the fusion of chromosomes 12 and 13 in a common human ancestor. The image below shows the banding patterns of chromosomesf/;ox5h4vhm xa y 2a;j 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 diploid chromosome num bxa:p 45av53q3a7 ymtsduo)w ber of 40, Common bottle-nose doyuqa4)tswaox :p75 3a dmv b53lphins (Tursiops 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 precis5/yo6m nktc. pely applied to Prokaryotes.p.octm6nyk /5
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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 detej a(jmybdnjvg:k*4aq7 +h.4 urmine the biodiversity ofg y+akjhj*amj . b(44d uvnq:7 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 i2 ufd 1hhm1,f*md-hxy)6kqtsz. 1eyof 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 nuzad;z.ki w ,i cxg4.r.mber of chromosomes is an even number for all speci,id.r w.za 4xcgi ;zk.es.
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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 v7b*i bk4knk1c ariation between species and 4cbk bnk*7k 1ithe 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 largerdu fs su;2n5.r genome size is caused by a larger number of chromosomes in a diploid cef 2ss5nuu d.;rll.
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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 9yp;kosv+a6t 4w ulqsw 9fi/7single species would show less difference than two genomes of individuals from tft6u7awos4 sikw9lp+ v;9qy/wo different species.
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