Fermentation Technology Mock Test 3

10%

Question 1 of 10

1. While constructing the fermenter, which of the following is not required?

Temperature control system

Sample facilities

pH control system

High-speed Agitation and Aeration system

Question 1 of 10

Question 2 of 10

2. Which of the following seal assembly has not been used in stirrer glands and bearings?

Electric drive

Bush seal

Mechanical seal

Stuffing box

Question 2 of 10

Question 3 of 10

3. The fermenter vessel should be reliable for the long-term.

True

False

Question 3 of 10

Question 4 of 10

4. Which of the following is made up of mixtures of pure oxides of iron and nickel?

Mercury thermometers

Radiation thermometers

Thermistors

Metallic thermometers

Question 4 of 10

Question 5 of 10

5. In which of the following the oppositely charged particles are attracted?

Diffusion

Electrostatic attraction

Inertial Impaction

Interception

Question 5 of 10

Question 6 of 10

6. Which of the following is not a method of sterilization?

Cooling

Chemical Treatment

Ultrasonic treatment

Radiation

Question 6 of 10

Question 7 of 10

7. Which of the following is not the use of baffles?

Increase the effect of agitation

Improve the fermenter capacity

Improve aeration efficiency

Improve cooling capacity

Question 7 of 10

Question 8 of 10

8. Which of the following is not an example of depth filters?

Glass fiber

PTFE membranes

Sintered Metals

Cotton

Question 8 of 10

Question 9 of 10

9. Which of the following is an advantage of continuous sterilization over batch sterilization?

Lower risk of contamination

Solid matter can be used in media

Easier control

Reduction of fermenter corrosion

Question 9 of 10

Question 10 of 10

10. Which of the following is not the property of Chromium film?

Continuous

Self-healing

Non-porous

Soluble

Question 10 of 10