1. . Hydrogenation is done at____________.
(A) 250ᵒC
(B) 220ᵒC
(C) 230ᵒC
(D) 240ᵒC
2. . Hard fraction after separation of winterized oil is called________.
(A) Palmitic acid
(B) Sterine
(C) Phospholipids
(D) Viscous oil
3. . The % of the bleaching agent used should be of the oil volume.
(A) 0.15-3.0%
(B) 3.0-4.0%
(C) 3.5 to 5.5%
(D) 1.5 to 5%
4. . Oil is dried for the bleaching process to moisture content?
(A) 1.0%
(B) 0.1%
(C) 0.01%
(D) 0.2%
5. . Refining process has_______________types.
(A) 1
(B) 2
(C) 3
(D) 4
6. . In enzymatic degumming for pH adjustment temperature is maintained at__________.
(A) 60 to 65ᵒC
(B) 70 to 75ᵒC
(C) 75 to 80ᵒC
(D) 65 to 70ᵒC
7. . An emulsifier is____________.
(A) Lecithin
(B) Sterol
(C) Phospholipids
(D) Glycerol
8. . Liquid oil is converted into ghee by process.
(A) Bleaching
(B) Esterification
(C) Fractionation
(D) Hydrogenation
9. . Hydrogenation is completed in presence of catalyst.
(A) Nickel
(B) Lead
(C) Zinc
(D) Iron
10. . Mostly winterized oil is?
(A) Olive oil
(B) Soyabean oil
(C) Cotton seed oil
(D) Fish oil
11. . Bland flavour oil is obtained by?
(A) Emulsification
(B) Neutralization
(C) Deodorization
(D) Bleaching
12. . Solvent extraction method uses solvent.
(A) Hexane
(B) Propane
(C) Butane
(D) Ethanol
13. . Animal fat is extracted by method.
(A) Pressing
(B) Rendering
(C) Solvent extraction
(D) Expeller
14. . ____________ gas is used in hydrogenation process.
(A) Hydrogen
(B) Nitrogen
(C) Chlorine
(D) Methane
15. . Chilling is done in the process of
(A) Refined oil
(B) Vegetable ghee
(C) Emulsification
(D) Deodorization
16. . Flakes are heated at the temperature of________ᵒC.
(A) 80-150
(B) 65-105
(C) 70-150
(D) 80-105
17. . Ideal pressure in the process of Hydrogenation is
(A) 0.7-4 bar
(B) 0.7-5 bar
(C) 0.7-3 bar
(D) 0.7-6 bar
18. . Instead of Nickel other catalyst also used in hydrogenation is
(A) Copper Chromite
(B) Copper sulphate
(C) Sodium sulphate
(D) Ferric Sulphate
19. . Lecithin falls in the group of_________.
(A) Essential amino acids
(B) Phospholipids
(C) Glycolipids
(D) Sterols
20. . Excellent quality oil nickel content contain less than____.
(A) 0.09 ppm
(B) 0.9 ppm
(C) 0.01 ppm
(D) 1 ppm
21. . In winterization chilled rooms are used with a temperature.
(A) 15ᵒC
(B) 10ᵒC
(C) 20ᵒC
(D) 5ᵒC
22. . In bleaching process the % age of bleaching earth is used______ of oil volume
(A) 0.10-2%
(B) 0.15-3%
(C) 0.15-5%
(D) 0.10-3%
23. . Crude oil contains ____ impurities.
(A) 5%
(B) 10%
(C) 20%
(D) 15%
24. . Phosphorus content in acid degumming process remains below ____ ppm.
(A) 40
(B) 20
(C) 50
(D) 30
25. . Cake obtained from expeller contains _______.
(A) 18-21%
(B) 12-15%
(C) 15-18%
(D) 18-20%
26. . In water degumming _______ % water of oil volume is mixed.
(A) 5%
(B) 4%
(C) 2%
(D) 3%
27. . Rendering equipment can bear pressure.
(A) 2.7-4 bar
(B) 3.7-5 bar
(C) 4.7-6 bar
(D) 1.7-4 bar
28. . Gossypol is a compound found in ______.
(A) Cotton seed oil
(B) Soybean oil
(C) Canola oil
(D) Corn oil
29. . In the process of hydrogenation level of trans fatty acids is increased from_______
(A) 10-30%
(B) 10-50%
(C) 10-40%
(D) 10-20%