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Centrifugation - Food Processing Unit Operations MCQs

Centrifugation MCQ : Here you will find MCQ Questions related to "Centrifugation" in Food Processing Unit Operations. These Centrifugation MCQ Questions Will help you to improve your Food Processing Unit Operations knowledge and will prepare you for various Examinations like Competitive Exams, Placements, Interviews and other Entrance Exmaniations.

Question 1

__________ is a process used quite often in the dairy industry.

A. Centrifugal separation
B. Sedimentation Theory
C. Crystal Growth
D. None of the above

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Question 2

Which of the following is use of Centrifugal separation?

A. clarification
B. skimming
C. bactofuge treatment
D. All of the above

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Question 3

Centrifugation is based on ?

A. Patrick's Law
B. McLaren's law
C. Stoke's Law
D. Stain's Law

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Question 4

The particle sedimentation velocity increases with?

A. increasing viscosity
B. decreasing difference in density between the two phases
C. increasing diameter
D. All of the above

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Question 5

If raw milk were allowed to stand, the fat globules would begin to rise to the surface in a phenomena called creaming

C. Can be true or false
D. Can not say

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Question 6

What is the principle of centrifugation?

A. Size reduction principle
B. Filtration principle
C. Evaporation principle
D. Sedimentation principle

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Question 7

Which of the following used for sedimentation of red blood cells?

A. High speed centrifuge
B. Low speed centrifuge
C. Ultra centrifuge
D. Vacuum centrifuge

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Question 8

What is use of density gradient centrifugation?

A. To purify viruses, ribosomes, membranes
B. Toremovedirt
C. To remove fine particles
D. To remove large particles

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Question 9

What are factors that affect high-speed centrifuges?

A. Pressure and temperature
B. Concentration and speed
C. Speed and temperature
D. Pressure and speed

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Question 10

Particles are not separated from a solution according to their shape

C. Can be true or false
D. Can not say

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