Fermentation Technology Practice Test 1

1. What is the dilution rate (D)?

2. Which scientist(s) described the kinetics of variable-volume fed-batch culture?

3. Which of the following dye is colourless at acidic pH and becomes red at basic pH?

4. What is the unit of substrate feed rate (G)?

5. During batch culture/fermentation, nutrients in the fermenter are utilized at a fast rate.

6. Feedback inhibition is the situation where the end product of the pathway prevents the synthesis of an enzyme catalyzing reaction of a pathway.

7. Which of the following shows the zone of inhibition when a particular organism is grown on a Petri plate?

8. Which scientist(s) gave a full kinetic description of external and internal feedback system?

9. Which of the following is correct with respect to Fermentation?

10. What happens in a Quasi-Steady state?