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习题练习:SL/HL Topic B2.2 Organelles and compartmentalisation

 作者: admin   总分: 7分  得分: _____________

答题人: 游客未登录  开始时间: 25年01月26日 17:25  切换到: 整卷模式

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1#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  1. Why is the cell wall not considered to be an orge87 bsxta2k6h 8wae:z anelle?

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2#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  2. Which of the followyx 8i0drq l,l8ing units is the most useful as the unit of size of a mitochondrioyld il8,rx8q0n?

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3#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  3. Which of the following apparatus and techniques was used iobk,z no*;x2 ghgr8f.n determining the function of individuxnbgofh; 2or.,*k 8gzal organelles?
I. Fractionation.
II. Ultracentrifugation.
III. Electron microscopy.
IV. Light microscopy

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4#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  4. Which of the following are advantages of the presence of a nuclear 8 ::ihzw,gm(iqgbe) oq 6nw8v membrane surrounding the nucleus of eukarg)oe 8 qvi6miq:,(ngwb :8hwzyotic cells?
(1). Separation of the DNA from the cytoplasm.
(2). Separation of gene transcription from translation.
(3). Concentration of enzymes for DNA replication and transcription.
(4). Increased efficiency of nuclear division.

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5#
 
问答题 ( 1.0 分) 切至整卷模式 搜藏此题  
5. List four organelles that would o x-6yzs04nmow-3 a v-sysjuv3wf6d6be found in a photosynthetic cell of a leaf.
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6#
 
问答题 ( 1.0 分) 切至整卷模式 搜藏此题  
6. Explain the advantage to cellular function of org,2-/ov*ic 9(dk abbo keqiqd4anelles being surrounded by a membrane. Illustrate yobi4v(d,9ao/cekbq i q-k2*d our answer with an example.
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7#
 
问答题 ( 1.0 分) 切至整卷模式 搜藏此题  
7. The image shows a jlx v.li mp2 ba9szr5m yhrx3-,1:gof(c9k j+mitochondrion.

Outline 3 ways in which a mitochondrion is adapted to its function.
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总分:7分 及格:4.2分 时间:不限时
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