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Bt403 Agriculture Biotechnology Quiz-03 For Mid Term and Final Term Virtual University of Pakistan

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Bt403 Agriculture Biotechnology
Topic 3:Applications of agriculture biotechnology I

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21.Genetic engineering is also called———
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  1. genetic modification
  2. Gene therapy
  3. genetics
  4. All of these

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22. All crops improved with transferred DNA to date have been developed to aid farmers to ————————– by reducing crop damage from weeds, diseases or insects
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  1. Decrease productivity
  2. increase productivity
  3. Reduce productivity
  4. None of these

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23.this is also known as rDNA technology that produces ———– organisms
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  1. Specialize
  2. transgenic
  3. transgenic
  4. Genetic modification

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24.Scientists can use —————— to select plants or animals that possess a desirable gene, even in the absence of a visible trait.
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  1. Genetic modification
  2. rDNA
  3. Productivity
  4. molecular markers

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25.There are ———-types of molecular markers
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  1. 2
  2. 3
  3. 4
  4. 5

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26. Names of the types of molecular markers;
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  1. Morphological markers
  2. DNA based markers
  3. Biochemical molecular markers
  4. All of these

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27.———- are those genetic markers whose inheritance can be followed with the naked eye.
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Morphological markers
DNA based markers
Biochemical molecular markers
All of these

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28.A molecular marker is a molecule contained within a sample taken from an organism (Biochemical molecules).
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  1. Morphological markers
  2. DNA based markers
  3. Biochemical molecular markers
  4. All of these

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29. One of the earliest protein based markers to be used was ——
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  1. enzyme
  2. Isozyme
  3. coenzyme
  4. lysozyme

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30. These are different forms of an enzyme exhibiting the same catalytic activity but differing in charge and electrophoretic mobility,
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  1. enzyme
  2. Isozyme
  3. coenzyme
  4. lysozyme

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31.These can be used to diagnose the presence of the gene without having to wait for gene effect to be seen.
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  1. Morphological markers
  2. DNA based markers
  3. Biochemical molecular markers
  4. All of these

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