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
Question 2
Which of the following is use of Centrifugal separation?
A. clarification
B. skimming
C. bactofuge treatment
D. All of the above
Question 3
Centrifugation is based on ?
A. Patrick's Law
B. McLaren's law
C. Stoke's Law
D. Stain's Law
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
Question 5
If raw milk were allowed to stand, the fat globules would begin to rise to the surface in a phenomena called creaming
A. TRUE
B. FALSE
C. Can be true or false
D. Can not say
Question 6
What is the principle of centrifugation?
A. Size reduction principle
B. Filtration principle
C. Evaporation principle
D. Sedimentation principle
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
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
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
Question 10
Particles are not separated from a solution according to their shape
A. TRUE
B. FALSE
C. Can be true or false
D. Can not say