Biochemical Engineering - Fermentation Kinetics

Exercise : Fermentation Kinetics - Section 2
21.
During the lag phase
cells just start growing
cells synthesize new proteins and membrane components
cells produce antibiotics to kill competing organisms
cells simply grow slowly
Answer: Option
Explanation:
No answer description is available. Let's discuss.

22.
Concentration of the growth limiting substrate means
trace elements concentration
the concentration of the substrate that controls the growth rate of the cells
sugar concentration in the fermentation medium
dissolved oxygen concentration
Answer: Option
Explanation:
No answer description is available. Let's discuss.

23.
Tower fermentors are used for
continuous penicillin production
continuous beer production
production of enzymes
batch production of beer
Answer: Option
Explanation:
No answer description is available. Let's discuss.

24.
In wastewater treatment, which bioreactor is generally used?
Plug flow reactor
Trickle bed reactor
Tower fermentor
CSTR
Answer: Option
Explanation:
No answer description is available. Let's discuss.

25.
The contents in stirred tank rector are mixed through
compressed air
a mechanical agitator
external pumping
any of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.