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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 between thr .9uxdjgei-178k iy )r52jfnhkzi j9e members of two distinct species but cinhky2j5 k7dx-z18 r.eujj i 9gfir)9 ould 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 correct binomial name for the Great whit2y a./. uk/7nzhsdnahe egret shown in the im na/2zy 7/u. ahhs.kdnage?


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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 geographiff8rx*3j-eo;nszx mv0s;zv 3cal barrier such as a mountain range and cannot interbreed, which reason on its own would be enough z0f* ;oj ;8s-3vf e zxnmvxs3rto 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 tech6rpm6nz9r tc6nique might be used to decide if they ae closely related in evortrc66mnz 9 6plutionary 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 chromvuyv0 g3dg hyys0+ 4yv66bgg2 osome 2 in humans arose from the fusion of chromosomes 12 and 13 in a common human ancestor. 6y62 ygb0h3gv+gygud svy04vThe 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, (Grampus griseus) has a diploid chromosome number of 4z10luogu39zn) iqz h2k7e m j-0, Common bottl3unzl- e)0hj 7ikqm1 9 zu2goze-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.
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 applhrdhz*ph)q4+ ied to Prokar+hdpzq4 h *h)ryotes.
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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 determineyr6tj npzle x v+g.21bnp4h+1 the biodiver2 p b64x gp.y1j+trhvnn +1lzesity 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 o/+;lz 00:kcsj)zg f uxwthyp /f 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 diploi0 n jxl0ybi30ht5jol2d number of chromosomes is an even number for all species5j0il2xy 0t0n ob3 ljh.
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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 variation be zxs l1;m-ay21 ;d .ww7tzaygvtween species and the masses of mammals has;w1val 2 1zwyx;ys. ta-d7 mgz 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 m1n.mg6-c.r cic h bkbqmrq d6h;+6 .fcaused by a larger number of chromosomes in a dipln immm..+bd ;-rcf qgkcqc166b.h 6h roid 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 individuns- n8 n,ltx3+qhaq4 tals from a single species would show less difference than two genomes of indiq3sn4xht t8l qn ,-an+viduals from two different species.
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