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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 differen.4j*t 8yuzaiq nc- 6lqce between the members of two distinct species but could not be a difference between members of the same specyz uqi68 ljc*q n4at-.ies?

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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 whitc5 vv7s8 k9*0pyzc suj-duqk*e egret shown in the imau syu0sk qd-c7kp5* 9vjz*v8 cge?


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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 populationj(raxnm,7p q29i dd7igk*j ;es are separated by a geographical barrier such as a mountain range and cannot interbreed, which reason on its own would be enough to classify them as two separate r pn d7jq; 9gdeai2*(ikj, x7mspecies?

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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 p+nyj/zs4t3 15cjevpmrb 8f 5 kopulations, which technique might be used to decide if they ae clo5 e4s 5j+ ntmpk3 b/f8ry1zjvcsely 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 arose fromv57-zpmu0hfxy8 5cir the fusion of chromosomes 12 and 13 in a common human ancestor. The ima0vy 85 ph7-uzrx f5icmge 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 griseus) has a diploid chromon,)yysjk96a3sjd -jqv8o mf+some number of 40, Common bottle-nose dolphins (Tursiops truncates) have a diploid number of 44. Thernjs+ovsfj963ak8yq m -yj ,) de 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 preciselr1vdkmx6)4n.7t i3n bb w-es ry applied to Prokaryotes.4rt7x 1s)mrvd.kw6ibb en3 - n
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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 ucbr2 0yt-eu*used to determine the biodiversityr 0u-bcyue *2t 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 the termbi 0rs*c-/a5e zpr 54f( v/lklh-ib na 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 diplh(-0rz:krt hloid number of chromosomes is an even number for all spech:t( kr-zh0lr ies.
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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 thd9 fcv ;p)gk (-4skhuye genome size has little variation between species and the masses of mg)vu9kp(;yf -ch4ksdammals 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 3zxdhhs;+yq *-l vu+psize is caused by a larger number of chromosomes in a diploid cel*+ly;shxp +v-hq3 duz l.
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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 genom3o, u3a f(jqo/t gk*sees of individuals from a single species would show less difference than two genoqo*o3/uj ks teg3a,f (mes of individuals from two different species.
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