Bioprocess Filtration Quiz

Which one of these is not the mechanism of filtration based on particle retention mode and construction characteristics?

• Depth filter

• Vacuum filter

• Screen filter

• Surface filter

What types of product is retained by microfiltration membrane?

• Salts

• Albumins

• Red blood cells

• Viruses

T/F: Particles passing through a 100 mesh screen will be smaller compared to particles passing through a 10 mesh screen.

• True

• False

What is the retention mechanism of screen filter?

• Adsorption

• Molecular entrapment

• Size exclusion

• Charge

T/F: In reverse osmosis, the water flows from high concentrated solution to low concentrated solution.

• True

• False

Which of these membrane materials is classified as polymers?

• Aluminium oxide

• Nylon

• Ceramics

• Zirconium

Which of these is not the driving force of filtration?

• Vacuum

• Gravity

• Centrifugal

• Charge

A syringe filter is a type of..

• Gravity filter

• Vacuum filter

• Pressure filter

• Centrifugal filter

What is the other name for cross-flow filtration?

What is the name of this filter?

• Rotary vacuum filter

• Pressure belt filter

• Centrifugal filter

• Gravity drum filter