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Biotechnology: Principles and Processes — BIOLOGY STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceBIOLOGYBiotechnology: Principles and Processes1 Mark
MCQ
Stirred$-$tank bioreactors have been designed for?
  • ✓
    Availability of Oxygen throughout the process
  • B
    Addition of preservatives to the product
  • C
    Purification of the product
  • D
    Ensuring anaerobic conditions in the culture vessel
✓

Answer

Correct option: A.
Availability of Oxygen throughout the process
Stirred tank bioreactor is a reactor that consists of the propeller, the mixer and the reactor. In this system, impeller or mixer is used to mix the required atmospheric oxygen into the aqueous phase and maximizing the interfacial area between the gaseous and aqueous phases for large production of biomass.

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