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