Agitation And Aeration | Biochemical Engineering

A microbial population in a suspension culture will only be limited by oxygen availability if the dissolved oxygen

Byadmin July 19, 2022

Question: A microbial population in a suspension culture will only be limited by oxygen availability if the dissolved oxygen
[A].

concentration is less than the critical concentration

[B].

concentration is greater than the critical concentration

[C].

levels are greater than the saturation concentration of oxygen

[D].

levels are equal to saturation oxygen level

Answer: Option A

Explanation:

No answer description available for this question.

Biochemical Engineering | Fermentation Kinetics

Chemostats work on the principle of

Question: Chemostats work on the principle of
[A].

maintaining constant volume of culture medium
[B].
maintaining continuous flow of nutrients
[C].
maintaining uniform nutrients concentration
[D].
operating at higher pressure

Answer: Option C

Explanation:

No answer description available for this question.

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Biochemical Engineering | Fermentation Kinetics

The specific growth rate is affected by

Question: The specific growth rate is affected by
[A].

sabstrate concentration
[B].
product concentration
[C].
oxygen supply
[D].
all of these

Answer: Option D

Explanation:

No answer description available for this question.

Read More The specific growth rate is affected by
Biochemical Engineering | Downstream Processing

Chromatography is based on the

Question: Chromatography is based on the
[A].

different rate of movement of the solute in the column
[B].
separation of one solute from other constituents by being captured on the adsorbent
[C].
different rate of movement of the solvent in the column
[D].
any of the above

Answer: Option A

Explanation:

No answer description available for this question.

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Biochemical Engineering | Immobilized Enzyme

Which is not the method for producing immobilized enzymes with multifunctional reagents?

Question: Which is not the method for producing immobilized enzymes with multifunctional reagents?
[A].

Enzymes are adsorbed on the surface active support followed by intermolecular cross linking
[B].
Functional groups are introduced on the support to react co-valently with enzymes
[C].
Enzymes are cross linked intermolecularly
[D].
None of the above

Answer: Option D

Explanation:

No answer description available for this question.

Read More Which is not the method for producing immobilized enzymes with multifunctional reagents?
Biochemical Engineering | Immobilized Enzyme

Water insoluble enzymes can be prepared by using multifunctional agents that are bifunctional in nature and have

Question: Water insoluble enzymes can be prepared by using multifunctional agents that are bifunctional in nature and have
[A].

low molecular weight
[B].
high molecular weight
[C].
high equivalent weight
[D].
low reactivity

Answer: Option A

Explanation:

No answer description available for this question.

Read More Water insoluble enzymes can be prepared by using multifunctional agents that are bifunctional in nature and have
Agitation And Aeration | Biochemical Engineering

For laminar flow, Reynolds number is correlated with power number as (where K, a constant which depends on the container geometry and shape of stirrer; Rei is Reynolds number for agitator; Di, stirrer diameter and N, stirrer speed)

Question: For laminar flow, Reynolds number is correlated with power number as (where K, a constant which depends on the container geometry and shape of stirrer; Rei is Reynolds number for agitator; Di, stirrer diameter and N, stirrer speed)
[A].

Np = K(Rei)-1
[B].
Np = N2Di(Rei)-1
[C].
Np = K(Rei)
[D].
Np = KNDi(Rei)-2

Answer: Option A

Explanation:

No answer description available for this question.

Read More For laminar flow, Reynolds number is correlated with power number as (where K, a constant which depends on the container geometry and shape of stirrer; Rei is Reynolds number for agitator; Di, stirrer diameter and N, stirrer speed)

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