List of top Agricultural Engineering and Technology Questions on Oil Expression and Extraction asked in ICAR AIEEA (PG)

Unit operations those are performed for refining of crude vegetable oils includes:
(A). Pasteurization
(B). Winterization
(C). Bleaching
(D). Neutralizing
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Winterization of crude oil is a refining step during which
A. Oil is processed with activated carbon
B. Bleached oil is cooled to a low temperature for a long period
C. Solid materials are filtered
D. Oil is washed with water
E. Soaps are removed from the oil by centrifugation
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Which among the following equipment separate the material based on specific gravity?
A. Specific gravity separator
B. Inclined draper
C. Stone separator
D. Screen cleaner
E. Indented cylinder
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Sequence of unit operations in process of refining of crude oil:
A. Deodourization
B. Removal of soaps
C. Winterization
D. Neutralization
E. Bleaching
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Sequence of unit operations in process of refining of crude oil:
A. Deodourization
B. Removal of soaps
C. Winterization
D. Neutralization
E. Bleaching
Choose the correct answer from the options given below:

First unit operation in oil refining process is