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In which of the following the size of particles retained is much smaller than the pore size of the medium?

(a) Batch filtration

(b) Surface filtration

(c) Submerged filtration

(d) Depth filtration

The question was posed to me in examination.

This key question is from Media Design and Preparation for Bioprocesses topic in division Equipping a Fermentation Laboratory, the Design and Preparation of Media for Bioprocesses of Fermentation Technology

1 Answer

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Best answer
Correct option is (d) Depth filtration

The best I can explain: In depth filtration, the size of particles retained is much smaller than the pore size of the medium. It has high capacity and the strength of filter is also higher. Examples are ceramic and sintered filters.

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