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Discussion
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Biotechnology
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Plant Structure
See What Others Are Saying!
Question
"The universe tends towards maximum disorder" is stated by
Options
A. first law of thermodynamics
B. second law of thermodynamics
C. third law of thermodynamics
D. none of the above
Correct Answer
second law of thermodynamics
More questions
1. Neurospora is used as an experimental tool in
Options
A. ecology
B. cytology
C. genetics
D. physiology
Show Answer
Scratch Pad
Discuss
Correct Answer: genetics
2. The crystal-like material sometimes found in wine bottles is
Options
A. residual diatomaceous earth
B. tannin
C. prevented by cold stabilizing
D. caused by excessive malic acid
Show Answer
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Discuss
Correct Answer: prevented by cold stabilizing
3. If the RBC of human were kept in 0.9% NaCl solution, what sort of change will occur to RBC?
Options
A. Cell will Burst
B. Cell will shrink
C. No change to RBC
D. RBC will destroy
Show Answer
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Discuss
Correct Answer: No change to RBC
4. Which type of restriction endonuclease cuts the DNA within the recognition site?
Options
A. Type I
B. Type II
C. Type III
D. All of the these
Show Answer
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Discuss
Correct Answer: Type II
5. Which of the following organism is not used in any of the traditional industrial fermentation?
Options
A.
E. coli
B.
Yeast
C.
Bacillus
D.
Pseudomonas
Show Answer
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Discuss
Correct Answer:
E. coli
6. α-aminoadipate inhibits the growth if one of the following marker is present in the yeast. That is
Options
A. His 3
B. Lys 2
C. Ura 3
D. Trp 1
Show Answer
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Discuss
Correct Answer: Lys 2
7. The organism used for the preparation of sonti is
Options
A.
Rhizopus sonti
B.
Aspergillus oryzae
C.
Lactobacillus vermiformis
D.
Saccharomyces pyriformis
Show Answer
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Discuss
Correct Answer:
Rhizopus sonti
8. Biochips are made up of
Options
A. semi-conducting molecules inserted into the protein frame work
B. conducting molecules inserted into the protein frame work
C. non-conducting molecules inserted into the protein frame work
D. any of the above
Show Answer
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Discuss
Correct Answer: semi-conducting molecules inserted into the protein frame work
9. Single stranded circular RNA encapsidated with a larger RNA in a plant virus is
Options
A. a virion
B. a viroid
C. a virusoid
D. none of these
Show Answer
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Discuss
Correct Answer: a virusoid
10. Which of the following nitrogen sources is added in the fermentation medium of citric acid production?
Options
A. Ammonium salt
B. Urea
C. Both (a) and (b)
D. Peptone
Show Answer
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Discuss
Correct Answer: Both (a) and (b)
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