Fermentation Kinetics MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Fermentation Kinetics, a fundamental topic in the field of Biochemical Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Fermentation Kinetics MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Fermentation Kinetics mcq questions that explore various aspects of Fermentation Kinetics problems. Each MCQ is crafted to challenge your understanding of Fermentation Kinetics principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Biochemical Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Fermentation Kinetics MCQs are your pathway to success in mastering this essential Biochemical Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Fermentation Kinetics. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

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Fermentation Kinetics MCQs | Page 1 of 8

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Q1.
In the stationary phase

a.

growth is proportional to death

b.

growth rate is equal to death rate

c.

growth rate is lesser than death rate

d.

no co-relation exist between death rate and growth rate

Discuss
Answer: (b).growth rate is equal to death rate
Q2.
Which of the following is an example of a mathematical model?

a.

Volume of cuboid = length x breadth x height

b.

The Monod Model

c.

The Michaelis Menten Equation

d.

All of the above

Discuss
Answer: (d).All of the above
Q3.
Biomass concentrations during fermentation is

a.

diluting the samples to optical density less than 0.3

b.

monitored by controlling the changes in biomass concentrations

c.

considering that optical density is proportional to the surface area of the biomass in the sample

d.

all of the above

Discuss
Answer: (d).all of the above
Q4.
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

Discuss
Answer: (c).maintaining uniform nutrients concentration
Q5.
During the exponential phase the maximum specific growth rate equals specific growth rate as

a.

concentration of the growth limiting substrate is much less than the monod constant

b.

concentration of growth limiting substrate is much greater than the monod constant

c.

specific growth rate increases exponentially

d.

concentration of the growth limiting substrate is equal to the monod constant

Discuss
Answer: (b).concentration of growth limiting substrate is much greater than the monod constant
Q6.
In the death phase

a.

nutrients available for the cells are depleted and begin to die

b.

the number of viable cells will increase

c.

nutrients available for cells are replenished and start to multiply

d.

none of the above

Discuss
Answer: (a).nutrients available for the cells are depleted and begin to die
Q7.
The maximum specific growth rate of an organism depends on

a.

medium composition

b.

temperature

c.

pH

d.

All of these

Discuss
Answer: (d).All of these
Q8.
Which of the following is not correct for the Monod model and the Michaelis Menten Model?

a.

The Michaelis Menten Model was derived from a curve fitting exercise

b.

The Michaelis Menten model was derived from an analysis of the mechanism of microbial growth

c.

The Monod model was derived from an analysis of the mechanism of microbial growth

d.

All of the above

Discuss
Answer: (c).The Monod model was derived from an analysis of the mechanism of microbial growth
Q9.
Bubble column reactor has

a.

large height to diameter ratio

b.

small height to diameter ratio

c.

large diameter to height ratio

d.

small diameter to height ratio

Discuss
Answer: (a).large height to diameter ratio
Q10.
Why a T-flask used in small-scale cell culture is incubated in a horizontal position?

a.

To save space

b.

To increase the surface area of the liquid-air interface

c.

Both (a) and (b)

d.

To increase the rate of oxygen transfer into the liquid

Discuss
Answer: (c).Both (a) and (b)
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