Entry Test MCQ :: Biotechnology
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31. |
Which of the following is correct about SCID? |
A. |
Common in children as well as in adults |
B. |
It is an immune disorder |
C. |
Is due to deficiency of adenosine diaminase |
D. |
Both b and c |
Answer: Option B
Explanation:
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32. |
Tissue culture does not involve |
A. |
Growth of tissue in artificial medium |
B. |
Asexual reproduction |
C. |
Use of meristem |
D. |
Use of generative nucleus in pollen culture |
Answer: Option D
Explanation:
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33. |
Plants are totipotent because |
A. |
Each cell has full genetic potential of the organism |
B. |
A single cell could become a complete plant |
C. |
Both a and b |
D. |
Because they have lesser potential for tissue culturing |
Answer: Option B
Explanation:
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34. |
Coconut milk contains the plant hormone |
A. |
Auxins |
B. |
Cytokinins |
C. |
Gibberallins |
D. |
All of these |
Answer: Option B
Explanation:
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35. |
Cell suspension cultures of |
A. |
Cinchona produces quinine |
B. |
Digitalis lanata produce digitoxin |
C. |
Both a and b |
D. |
None of these |
Answer: Option C
Explanation:
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36. |
A device that bombards a callus with DNA coated microscopic metal particles is |
A. |
DNA gun |
B. |
DNA shooter |
C. |
Particle gun |
D. |
All of these |
Answer: Option C
Explanation:
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37. |
Salt tolerant plants are |
A. |
Cadabidopsis |
B. |
Nemodopsis |
C. |
Saltdopsis |
D. |
Arabidopsis |
Answer: Option D
Explanation:
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38. |
Which of these is a true statement? |
A. |
Both plasmids and viruses can serve as vectors. |
B. |
Plasmids can carry recombinant DNA but viruses cannot |
C. |
Vectors carry only the foreign gene into the host cell. |
D. |
Only gene therapy uses vector. |
Answer: Option A
Explanation:
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39. |
Which of these would you not expect to be a biotechnology product? |
A. |
Vaccine |
B. |
DNA probes |
C. |
Proteins |
D. |
Steroid hormones |
Answer: Option D
Explanation:
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40. |
Which of these is incorrectly matched? |
A. |
Protoplast-plant cell engineering |
B. |
RFLPs-DNA fingerprinting |
C. |
DNA polymerase-PCR |
D. |
DNA ligase-Mapping human chromosome |
Answer: Option D
Explanation:
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