Chapter 2 PREPARATORY OPERATIONS MCQs 19 min Score: 0 Attempted: 0/19 Subscribe 1. . Preparatory operations are steps: (A) Post harvest (B) Post process (C) In line process (D) Pre-processShow All Answers 2. . Heating in boiling water is known as: (A) Blanching (B) Pasteurization (C) Ultra heat temperature treatment (D) SterilizationShow All Answers 3. . Heat treatment used to inactivate enzymes: (A) Blanching (B) Pasteurization (C) Ultra heat temperature treatment (D) SterilizationShow All Answers 4. . Separation of raw material on basis of color is called as: (A) Nutrition (B) Grading (C) Sorting (D) OperationShow All Answers 5. . Separation of raw material on the basis of quality is called as: (A) Sorting (B) Operation (C) Nutrition (D) GradingShow All Answers 6. . Juice is clarified by centrifuge at speed of: (A) 6000 RPM (B) 5000 RPM (C) 7000 RPM (D) 8000 RPMShow All Answers 7. . Juice stickiness can be reduced by use of: (A) Pectin (B) Guargum (C) Gelatin (D) Xanthin gumShow All Answers 8. . The edible part of fruit is known as: (A) Vegetable (B) Root (C) Fruit (D) BulbShow All Answers 9. . Fruits are ripened by gas: (A) Ethylene (B) Nitrogen (C) Oxygen (D) Carbon di-oxideShow All Answers 10. . Conversion of liquid phase into solid state by concentration is known as: (A) Hydrolyzation (B) Fumigation (C) Crystallization (D) HydrogenationShow All Answers 11. . Sterilization with sulphur requires sulphur %age: (A) 0.1-0.2 (B) 3-4 (C) 0.3-0.4 (D) 1-2Show All Answers 12. . Juices with pulp are known as: (A) Juice (B) Pulp (C) Nectar (D) CordialShow All Answers 13. . Partial removal of fruit part is known as: (A) Trimming (B) Cutting (C) Spoilage (D) DeteriorationShow All Answers 14. . Antioxidants are used in minimum ratio: (A) 30 ppm (B) 70 ppm (C) 50 ppm (D) 100 ppmShow All Answers 15. . Types of blanching are: (A) 1 (B) 2 (C) 3 (D) 4Show All Answers 16. . Rotary washer is used for fruits that are: (A) Tender (B) Hard (C) Soft (D) WateryShow All Answers 17. . Size reduction increases: (A) Weight (B) Surface area (C) Quantity (D) JuiceShow All Answers 18. . The process to remove impurities from solution is called: (A) Mixing (B) Filtration (C) Cleaning (D) SeparationShow All Answers 19. . Fruit pulps is most basic product created by the processing of: (A) Mature Fruit (B) Fresh Fruit (C) Ripe Fruit (D) Unripe FruitShow All Answers