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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 mem:1vcgmzl4 n.ebers of two distinct specc1ez.v lnmg4:ies but could not be 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 cor 1 y)x5h-+ovlx 6:djmrvvr. kjrect binomial name for the Great white egret s6 x)o.vv mky:r+5r lv -x1hjjdhown 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 separated by a geographical barrier suchbe:m*)u :vjyr as a mountain range and cannot interbreed, which reason on its own would be enough to classify them as two separ::v)yjreum* b ate 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 populationso rt/ycwjq21; , which technique might be used to decide if they ae closely rela/wty;cr21j qoted 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 ile/w 3xe*ru5gvry jq2 z8)y.cn humans arose from the fusion of chromosomes 12 and 13 in a common human ancestor. The image below shows the bandie l 28vz5r x/c3 j*rwqyyue.g)ng 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) haszb;rgje;3 m :z a diploid chromosome number of 40, Common bottle-nose dolphins (Tursiops truncates) have a diploid number of 44. There have been reliable sightings of hybrid Risso’s and Bottle nos;r z ;:ez3mbgje 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 hzbn*;k sg73a Prokaryotes.n*3bs ;7z agkh
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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 ts2k:ofn 5p/li he biodiversisk5/2i fo:l pnty 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 thuto:5ae ax; -me 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 c:ahoyg ok1*59y6py a3ix hbj26chf8shromosomes is an even number for all specie35yfi6ao ph6c by g9:h 8h1koy*sx 2jas.
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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 gen-m 0v 2bbd9dxqome size has little variation between species ad9dqb-0m 2xbvnd the 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 larger genome size is ca5pf u2o v +xx/zdn8gz;used by a larger number of chromosomes in a dipl2vd+og;p zn /fx5z x8uoid 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 a go+,d(n*yjrsingle species would show less diffe gn+d (aj*y,rorence than two genomes of individuals from two different species.
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