Entry Test MCQ :: Biotechnology
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11. |
Which statement is not true about PCR? |
A. |
Developed by Kary Mullis |
B. |
Take its name from DNA polymerase |
C. |
Is not very specific |
D. |
Taq polymerase is used |
Answer: Option C
Explanation:
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12. |
Taq polymerase is extracted from a bacterium |
A. |
Floral aquaticus |
B. |
Taq aquaticus |
C. |
Thermus floral |
D. |
Thermus aquaticus |
Answer: Option D
Explanation:
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13. |
DNA analysis is done to |
A. |
Diagnose viral infections |
B. |
Identify criminals |
C. |
Determine evolution |
D. |
All of these |
Answer: Option D
Explanation:
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14. |
A method of DNA sequencing in which DNA threads are chemically cut into pieces of different sizes is |
A. |
Sanger's method |
B. |
Maxam-Gilbert method |
C. |
Hamilton's method |
D. |
Vortex method |
Answer: Option B
Explanation:
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15. |
Human genome is ______ times larger than any other genome sequenced so far |
Answer: Option C
Explanation:
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16. |
Organisms that have had a foreign gene inserted into them are |
A. |
Transformed organisms |
B. |
Transgenic organisms |
C. |
Transfigured organisms |
D. |
Recombinant organisms |
Answer: Option B
Explanation:
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17. |
Some transgenic bacteria produce a dipeptide sweetener called |
A. |
Ultrasweet |
B. |
Disweet |
C. |
Monosweet |
D. |
Neutrasweet |
Answer: Option D
Explanation:
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18. |
Transgenic plants are produced when foreign genes are introduced into |
A. |
Mature plant embryo |
B. |
Immature plant embryo |
C. |
Roots |
D. |
Leaves |
Answer: Option B
Explanation:
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19. |
Protoplasts are plant cells from which |
A. |
Cell walls are removed |
B. |
Nucleus is removed |
C. |
New organelles are added |
D. |
Vacuoles are taken out |
Answer: Option A
Explanation:
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20. |
A weed engineered to produce a biodegradable plastic in cell granules is |
A. |
Mouse-cat cress |
B. |
Mouse weed |
C. |
Mouse-eared cress |
D. |
None of these |
Answer: Option C
Explanation:
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