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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 betw1ek)gx a ;y6kseen the members of two distinct species but could not be a difference between members og x)k6ay1k; esf 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 Great vq gc6 rw(xm-3white egret shown in the i6(vcg- w3xrq mmage?


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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 mountw:5d; -, rltguzg*ph qain range and cannot interbreed, whi;,gudw-p qt*g:5 zl rhch reason on its own would 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 iy e0iv,.aha l3 nn:or-solated populations, which technique might be use0-a3hno i.nry :el,avd 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 chromosomeb za(o*+zs:l/bzu )zyp ry 1(w 2 in humans arose from the fusion of chromosomes 12 and 13 in a common human ancestor. The image below(w/zrbyzu(+ *o azl:szyp1 )b 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 diploid chromos7 -g 8 easqz+ vcvest ,ra)rx6;e;q1xdome 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 nose dolphins in the wild. er1sq-;ea v7s ,q)veczrgxx+ 6 a;8dt
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 preciselrhh3a 7v.9b7wk ltws3y applied to Prokaryos7kl9hha.3b 3wr wv7t tes.
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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 analysiv; 25:jg ynav 4q3id6gkuv v0ts that can be used to determine the biodiversity of ann:u;tg5 36qji vv4a0vv2kydg 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 +cx*tvl 5m4 qb3 w3nryruha8-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 number of chromosomes is an even number mq d9 si-n04yyfor all specie im90-qn4yyd ss.
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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 litt k6w0g; kwzmdyc9*z.ile variation between species and the masses of mammakwcm 0gid .* 6yzzkw;9ls 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 caused by a largeo1csu l8i vdeb-:ukvs n*5z( 3r number of chromosomes vsn k -zo ue3dui 18:5l*v(cbsin 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 genomes of individuals n9pugl 9y (cma/m b(m8from a single species would show less difference than two genomes of individuals from two differentmy8mbgl( 9/ m (cunap9 species.
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