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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 followinsd* ,km,z5,ovf. g wwmg could be a difference between the members of two distinct species but could not be a o. gw,mswz,*,v kf5md 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 correct binomial name forwfyt(5.++ ux4e/yvt (l 1bg*qv l tari the Great white egret shown in the imag(aei5 lx+ 1by. gvtt (fryl/t*quw4v+ e?


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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 geograuwk dxgx s 929;mm-mx-phical barrier such as a mountain range and cand -9m9sx xm; 2gxm-ukwnot interbreed, which 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 isolated populations, which techniq9e46cbbp 7g pbgp/q; mc5 /3ttivj* t/kps zf6ue might be used to decide if they ae closely related i36ptk/64tg* qtbi5 fjpb9/vpge ;7b sc pz /mcn 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 aro*;xy)tlwcka p-9a c6x se from the fusion of chromosomes 12 and 13 in a common human ancestor. Theal;x*9py )c6kxwca- t image 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, (G/ghsl es 1h 5viph5o)7rampus griseus) has a diploid chromosome number of 40, Common bottle-nose dolphins (Tursiops truncates) have a diploid number of 44. There have been reliable sightings of hybrh p17/g5il sv ehoh5s)id 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 spe9aa3(be lzh0h.1-nv1htc g6q 6lwpq hcies concept cannot be precisely applied to Prokaryoteq9htb06l q -ae3nz 1glh ah.h6 pc(wv1s.
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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 use(5r.hxv62hoz, a7a- wa hlr8yxbk0kmg 2 bix+ d to determine the biodiversity of an eco ,rai bk hkxx-l (w26zram527 o.hgxvay+0h8bsystem.
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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 of3mpvy qvkj 2r4+c+ /gq 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 evbx gdysm3cvc*1 9:r h0en number for all speci:r g*y 1h3cvcxbsd09mes.
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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 ge-wiw/ c+0yvp gnome size has little variation between species and the masses of mammavpwig+w/c y 0-ls 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 i,kp6cv a0e1cd8:bmp gsk 5+evs caused by a larger number of chromosomes in a diskg0m5p e+,ak vdccv6p8b :e 1ploid 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 fr3tixsrom.64a :-o bds om a single species would show less difference than tw:.m-bs6t iro 4d3s aoxo genomes of individuals from two different species.
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