Which of the following statements is not true for stirred tank fermentation?
Options
(a) Buffer needed to control (b) Batch and feed possible (c) Control dissolved oxygen (d) Easy in process sampling
Correct […]
p-Nitrobromobenzene can be converted to p-nitroaniline by using NaNH₂.The reaction proceeds through the intermediate named
Options
(a) carbocation (b) carbanion (c) benzyne (d) dianion
Correct Answer:
benzyne
Explanation:
No explanation available. Be the […]
which one doesn’t liberate NH₃ when undergoes hydrolysis
Options
(a) Acetanilide (b) Acetonitrile (c) Acetamide (d) Phenyl isocyanide
Correct Answer:
Phenyl isocyanide
Explanation:
No explanation available. Be the first to write the explanation […]
In the reaction : 2N₂O₅ → 4NO₂ + O₂, initial pressure is 500 atm and rate constant k is 3.38 ˣ 10⁻⁵ s⁻¹.After 10 minutes the final pressure of N₂O₅ is
Options
(a) […]
Modern man is evolved
Options
(a) 10000 years ago (b) 25000 years ago (c) 5000 years ago (d) 50000 years ago
Correct Answer:
25000 years ago
Explanation:
No explanation available. Be the first […]
In genetic engineering, DNA fragments are joined through
Options
(a) Ligases (b) Polymerase (c) Helicase (d) Gyrase
Correct Answer:
Ligases
Explanation:
No explanation available. Be the first to write the explanation for this […]
In acid rain, sulphuric acid accounts for
Options
(a) 100% of acid (b) 70% of acid (c) 50% of acid (d) 30% of acid
Correct Answer:
70% of acid
Explanation:
No explanation available. […]
Biosphere reserve project was started in India during
Options
(a) 1984 (b) 1985 (c) 1986 (d) 1989
Correct Answer:
1986
Explanation:
No explanation available. Be the first to write the explanation for this […]
DNA is generally methylated at
Options
(a) A-base (b) G-base (c) T-base (d) C-base
Correct Answer:
C-base
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
Baker’s yeast is
Options
(a) S.cervisae (b) S.ludwingii (c) S.octospours (d) Schizosaccharomyces
Correct Answer:
S.cervisae
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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