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

Maharashtra BoardEnglish MediumSTD 12 ScienceBIOLOGYBiotechnology: Principles and Processes1 Mark
MCQ
Which of the following statements is not true for stirred tank fermentation ?
  • A
    Buffer needed to control
  • B
    Batch and feed possible
  • ✓
    Control dissolved oxygen
  • D
    Easy in process sampling
✓

Answer

Correct option: C.
Control dissolved oxygen
Stirred tank fermenter bioreactors $\text{(STBRs)}$ are the reactors most widely employed for culturing of biological agents such as cells, enzymes, or antibodies.
They are contractors where the well $-$ mixed among phases is obtained mainly by internal mechanical agitation.
​​​​​​​It does not control dissolved oxygen.

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