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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 tar) gb7qqwxmvs7.j0)0k r unj/q0w7ehe members of two distinct species but could .7wmjj)000vag q)qqrk/7s wubnerx7not 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 th6fl9+kfsgy (f6*v lj6 hhps)t e Great white egret shown in t669sst l fhjv(p6f)+fhk *ygl he 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 such as a mounbyjz k1o l*0(xw1ddv.(m15wcfykd3 r taink1l( c*1.w3y0djy 5 zvw1rx bf(kddom range and cannot 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 29i,s5 zozsfxu -ep yu7/ h,8,shqritdistinct isolated populations, which technique might be used to decide if they ae close9/shopu zi72fzi,y-r,,stxq5 hseu 8ly 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 aros).8,g7a rjq op,d *loanlly /se from the fusion of chromosomes 12 and 13 in a common human ancestor. The image below shows the band olpansj,,oa l8g*yrdq.l 7 )/ing 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) h.)uc ogxtrg ntwn sa* 94i4*;gas a diploid chromosome number of 40, Common bottle-nose dolphins (Tursiops truncates) have a diploid number of 44. There have been reliable sigxun 9*git*c)g;nts 4.w gao4r htings 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 speho -v5ajn.zj5e21d it 8tht9vcies concept cannot be precisely applied to Prokaryvzi d9ot581 t-.5 jt h2hanejvotes.
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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 usinns8fz/4 3+w w*u7 ipk bk ku2cmu4ne2c)yn7 eug DNA analysis that can be used to determine the biodiversity of an ecosyst +)uk 24kfs3un*b4muc7 nk i8 wunepzc /wye72em.
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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 ofi66iyft7 opl 77 pzgs m670ijq 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 c2snw*fl klk3r w8gc l9j :8*u4nttr0yhromosomes is an even number for all specie3 tk 8*:yr gl*nntcw k s94jwll8r2uf0s.
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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 little09e66hrff tzwkcyz(4iua e iqh7.b(2 variation between species and the masses of 4 60k(iet.zu hqfa cf97erib w(26zhymammals 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 caus n u *2kmrwa2rd0.tb3ted by a larger number of chromosomes in a di2 n3a tdt2 .*ruwbkm0rploid 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 individu xa;idk(8zr4c als from a single species would show less di4kr8 z( ;icxadfference than two genomes of individuals from two different species.
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