Fermentation Technology Mock Test 1

10%

Question 1 of 10

1. What is the unit of flow rate (F)?

km³ h^-1

dm³ h^-1

dm² h^-2

ml³ h^-2

Question 1 of 10

Question 2 of 10

2. Which of the following does not include in the range of fermentation processes?

Recombinant DNA

Microbial Enzymes

Microbial metabolites

Biotransformation

Question 2 of 10

Question 3 of 10

3. The Yield Factor (Y) does not vary upon which of the following?

Amount of enzyme

Temperature

Growth rate

Question 3 of 10

Question 4 of 10

4. Which of the following procedure has a great application in strain improvement?

Conjugation

rDNA Technology

Transduction

Transformation

Question 4 of 10

Question 5 of 10

5. Which of the following is/are used in dried culture preservation?

Sand

Sand and Soil

Slits

Soil

Question 5 of 10

Question 6 of 10

6. When C. glutamicum was grown in a medium containing a high concentration of biotin, the amount of glutamate produced was ________

20-35 µg/mg^-1

10-40 µg/mg^-1

35-40 µg/mg^-1

25-36 µg/mg^-1

Question 6 of 10

Question 7 of 10

7. Which of the following was used in the production of bakers’ yeast?

Fed-Batch culture

Solid state culture

Continuous culture

Batch culture

Question 7 of 10

Question 8 of 10

8. The preservation of agar slopes has an expiration of 6 months and the agar needs to be changed every 6 months. Which of the following can be used to extent sub-culturing to 1 year?

DMSO

Loamy Soil

Paraffin oil

Glycerol

Question 8 of 10

Question 9 of 10

9. Which of the following is NOT a criterion for the choice of an organism?

The organism must be able to produce a high yield of product

The organism must be genetically stable

The optimum temperature for the growth of an organism must be above 50°C

The organism must be able to grow in an easily available nutrient medium

Question 9 of 10

Question 10 of 10

10. The cultures grown on agar slopes may be stored in the refrigerator or freezer at 5°C to -20°C.

True

False

Question 10 of 10