15. Conventional adsorption is a
A.reversible process
B.irreversible process
C.either reversible or irreversible
D.none of these

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16. If the solute passes through membrane freely, the the rejection coefficient (s) is
A.1
B.0
C.>1
D.<1

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17. If the membrane rejects all solute, the rejection coefficient (s) is
A.1
B.0
C.>1
D.<1

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18. In antibiotic manufacturing processes, the fermentation time ranges from
A.2-3 weeks
B.1-2 weeks
C.4-5 weeks
D.2-4 weeks

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19. The conventional filtration involves the separation of large particles generally
A.dp>5μm
B.dp>10μm
C.dp>15μm
D.dp>20μm

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20. Which of the operation does not come under upstream processing?
A.Media preparation
B.Inoculum development
C.Effluent treatment
D.Storage of raw material

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21. For cost analysis in a fermentor system, the depreciation cost varies from
A.5-6% of the capital cost
B.6-7% of the capital cost
C.6-10% of the capital cost
D.8-10% of the capital cost

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