Beverage Technology MCQs 50 Score: 0 Attempted: 0/50 Subscribe 1. : The main ingredient in carbonated soft drinks is: (A) Carbon dioxide (B) Alcohol (C) Citric acid (D) Caffeine Show All Answers 2. : The process of removing suspended impurities from fruit juice is called: (A) Clarification (B) Pasteurization (C) Fermentation (D) Filtration 3. : The carbonation level in soft drinks is measured in: (A) Degrees Brix (B) Volumes of CO₂ (C) pH scale (D) Specific gravity 4. : The sugar content in a standard soft drink is approximately: (A) 5–8% (B) 8–10% (C) 10–12% (D) 15–18% 5. : Which of the following is used as a preservative in beverages? (A) Sodium benzoate (B) Potassium chloride (C) Calcium carbonate (D) Magnesium sulfate 6. : The alcohol content in most beers ranges from: (A) 1–2% (B) 3–5% (C) 8–10% (D) 12–15% 7. : The main raw material for wine production is: (A) Apple (B) Barley (C) Grapes (D) Corn 8. : The main microorganism used in wine fermentation is: (A) Lactobacillus bulgaricus (B) Saccharomyces cerevisiae (C) Acetobacter aceti (D) Aspergillus niger 9. : The process of removing yeast cells after fermentation is known as: (A) Filtering (B) Racking (C) Blending (D) Boiling 10. : Non-alcoholic beverages containing fruit juice are called: (A) Squashes (B) Spirits (C) Wines (D) Lagers 11. : The main objective of pasteurization in beverages is: (A) To improve flavor (B) To destroy microorganisms (C) To add color (D) To carbonate 12. : Tea leaves contain which main stimulant? (A) Nicotine (B) Caffeine (C) Theobromine (D) Tannin 13. : Which gas is responsible for effervescence in soft drinks? (A) Oxygen (B) Nitrogen (C) Carbon dioxide (D) Helium 14. : The main flavoring agent in cola drinks is: (A) Vanilla (B) Caramel and caffeine (C) Cocoa powder (D) Peppermint oil 15. : Which enzyme helps in the conversion of starch to sugar during brewing? (A) Lipase (B) Amylase (C) Protease (D) Zymase 16. : The alcohol content of wine is typically: (A) 2–5% (B) 8–14% (C) 18–25% (D) 30–40% 17. : Coffee is obtained from the roasted seeds of: (A) Cacao plant (B) Coffea plant (C) Tea plant (D) Chicory plant 18. : Which of the following beverages is carbonated naturally? (A) Cola (B) Beer (C) Lemonade (D) Soda water 19. : The color of beer is mainly due to: (A) Type of yeast (B) Degree of malt roasting (C) Alcohol concentration (D) Water source 20. : The process of converting alcohol into vinegar is called: (A) Fermentation (B) Acetification (C) Distillation (D) Maturation 21. : Which acid is naturally present in citrus fruit beverages? (A) Tartaric acid (B) Citric acid (C) Lactic acid (D) Acetic acid 22. : What is the ideal pH range for most fruit juices? (A) 1–2 (B) 2.5–4.5 (C) 5–6 (D) 7–8 23. : Which additive prevents oxidation in beverages? (A) Sulfur dioxide (B) Sodium chloride (C) Potassium bromate (D) Citric acid 24. : Carbonation is usually carried out at: (A) High temperature (B) Low temperature (C) Room temperature (D) High pH 25. : The raw material used for rum production is: (A) Barley (B) Sugarcane molasses (C) Grapes (D) Corn 26. : “Must” is the term used for: (A) Crushed grape juice before fermentation (B) The yeast sediment (C) Distilled spirit (D) Unfermented malt solution 27. : The beverage obtained from apple fermentation is called: (A) Brandy (B) Cider (C) Rum (D) Whiskey 28. : The foam stability in beer is improved by: (A) Proteins (B) Sugars (C) Alcohol (D) Acids 29. : Decaffeinated coffee is produced by removing: (A) Aroma (B) Acidity (C) Caffeine (D) Oils 30. : The alcoholic strength of beverages is expressed as: (A) pH (B) Proof (C) Degrees Brix (D) Viscosity 31. : The hop flowers added in beer brewing are used for: (A) Color (B) Aroma and bitterness (C) Fermentation (D) Foam stability 32. : Instant coffee is made by: (A) Freeze-drying coffee extract (B) Grinding green beans (C) Mixing raw powder (D) Roasting with sugar 33. : The main function of carbonation in soft drinks is to: (A) Increase sweetness (B) Improve taste and shelf life (C) Increase viscosity (D) Reduce acidity 34. : The main source of caffeine in cola drinks is: (A) Added extract (B) Coffee powder (C) Tea leaves (D) Cocoa beans 35. : The cloudy appearance in fruit beverages is maintained by: (A) Stabilizers (B) Preservatives (C) Acids (D) Enzymes 36. : The process of mixing sugar syrup with juice concentrate is called: (A) Formulation (B) Fermentation (C) Extraction (D) Filtration 37. : Alcoholic fermentation is carried out under: (A) Aerobic conditions (B) Anaerobic conditions (C) Sunlight (D) High pressure 38. : Which vitamin is often destroyed during pasteurization of juices? (A) Vitamin A (B) Vitamin C (C) Vitamin D (D) Vitamin K 39. : The process of aging in alcoholic beverages helps to: (A) Reduce alcohol content (B) Develop flavor and aroma (C) Remove sediment (D) Increase acidity 40. : Carbonated water is also called: (A) Soda water (B) Spring water (C) Distilled water (D) Mineral water 41. : The bitterness in beer is mainly due to: (A) Malt (B) Hops (C) Alcohol (D) Yeast 42. : The energy value of beverages mainly depends on: (A) Alcohol and sugar content (B) Carbon dioxide level (C) Acidity (D) Water content 43. : Which of the following beverages is non-alcoholic? (A) Brandy (B) Cider (C) Cola (D) Beer 44. : The shelf life of beverages can be extended by: (A) Pasteurization (B) Increasing pH (C) Reducing sugar (D) Using plastic caps 45. : The caffeine content of tea is approximately: (A) 0.1–0.3% (B) 1–4% (C) 5–8% (D) 8–10% 46. : The carbonation pressure in beverages is typically: (A) 10–30 psi (B) 30–50 psi (C) 60–90 psi (D) 100 psi 47. : The enzyme zymase converts glucose into: (A) Alcohol and CO₂ (B) Sugar and acid (C) Alcohol and lactic acid (D) Water and energy 48. : The removal of oxygen from beverages before bottling is called: (A) Deaeration (B) Filtration (C) Evaporation (D) Sterilization 49. : Which of the following drinks is produced from malted barley? (A) Rum (B) Beer (C) Vodka (D) Wine 50. : Which of the following acids is added to cola drinks for tartness? (A) Citric acid (B) Phosphoric acid (C) Malic acid (D) Lactic acid