How to brew your own beer
  • 1. What is the first essential ingredient in beer?
A) Malt
B) Water
C) Hops
D) Yeast
  • 2. What is the primary purpose of malt in brewing?
A) Provides sugars for fermentation
B) Clears the beer
C) Adds bitterness
D) Adds aroma
  • 3. What is the role of hops in beer?
A) Adds bitterness and aroma
B) Adds sweetness
C) Provides alcohol
D) Creates carbonation
  • 4. What is the function of yeast in brewing?
A) Preserves the beer
B) Cleans the wort
C) Converts sugars into alcohol and CO2
D) Adds flavor to the beer
  • 5. What is 'wort'?
A) Hops extract
B) Yeast culture
C) Finished beer
D) Sugar-rich liquid extracted from malt
  • 6. What is the process of steeping grains in hot water called?
A) Fermenting
B) Mashing
C) Conditioning
D) Boiling
  • 7. What temperature range is generally best for mashing?
A) 200-212°F (93-100°C)
B) 148-158°F (64-70°C)
C) 32-40°F (0-4°C)
D) 100-110°F (38-43°C)
  • 8. Why is the wort boiled after mashing?
A) To remove the hops
B) To add more sugar
C) To sanitize the wort and isomerize hop acids
D) To cool the wort quickly
  • 9. What is 'isomerization' in the context of brewing?
A) Conversion of starch into sugar
B) Conversion of water into steam
C) Conversion of sugars into alcohol
D) Conversion of hop acids into bitter compounds
  • 10. What is the purpose of a wort chiller?
A) To filter the wort
B) To rapidly cool the wort
C) To heat the wort
D) To add oxygen to the wort
  • 11. Why is it important to cool wort rapidly?
A) To improve the flavor
B) To prevent bacterial contamination
C) To stop fermentation
D) To increase alcohol content
  • 12. What is the process of adding yeast to the cooled wort called?
A) Priming
B) Racking
C) Pitching
D) Sparging
  • 13. What is an airlock used for?
A) To allow CO2 to escape while preventing oxygen from entering
B) To filter the beer
C) To add flavor to the beer
D) To measure the alcohol content
  • 14. What is the ideal temperature range for ale fermentation?
A) 100-110°F (38-43°C)
B) 35-50°F (2-10°C)
C) 60-72°F (16-22°C)
D) 80-90°F (27-32°C)
  • 15. What is the ideal temperature range for lager fermentation?
A) 80-90°F (27-32°C)
B) 48-58°F (9-14°C)
C) 60-72°F (16-22°C)
D) 100-110°F (38-43°C)
  • 16. What does 'SG' stand for in brewing?
A) Sugar Granularity
B) Starting Glucose
C) Solution Grade
D) Specific Gravity
  • 17. What instrument is used to measure specific gravity?
A) pH meter
B) Thermometer
C) Refractometer
D) Hydrometer
  • 18. What is 'priming'?
A) Adding sugar before bottling to create carbonation
B) Adding hops to the boil
C) Filtering the beer
D) Adding yeast to the wort
  • 19. What is the purpose of 'secondary fermentation'?
A) To increase the alcohol content
B) To add more hops
C) To clarify the beer and allow flavors to mellow
D) To kill any remaining yeast
  • 20. What is 'trub'?
A) Hop residue
B) Yeast starter
C) Malt extract
D) Sediment formed during boiling and fermentation
  • 21. What is 'racking'?
A) Transferring beer from one vessel to another
B) Adding sugar to beer
C) Filtering beer
D) Heating beer
  • 22. What is 'conditioning'?
A) Boiling the wort
B) Adding hops to the beer
C) Allowing beer to mature and develop flavor
D) Cooling the wort
  • 23. What is a common sanitizing agent used in brewing?
A) Bleach
B) Vinegar
C) Dish soap
D) Star San
  • 24. Why is sanitation important in brewing?
A) To clarify the beer
B) To prevent off-flavors and spoilage
C) To speed up fermentation
D) To increase alcohol content
  • 25. What is a 'grain bill'?
A) The total cost of ingredients
B) The recipe listing the types and amounts of grains used
C) A list of hops used in the beer
D) The amount of alcohol in the beer
  • 26. What does 'IBU' stand for?
A) Internal Brewing Units
B) Ideal Brewing Utility
C) Ingredient Breakdown Units
D) International Bitterness Units
  • 27. What's the purpose of adding Irish moss during the boil?
A) To add bitterness
B) To help clarify the wort
C) To add aroma
D) To increase alcohol content
  • 28. What is a 'mash tun'?
A) The vessel used for mashing grains
B) A fermentation vessel
C) A bottling device
D) A type of hop
  • 29. What is the approximate alcohol percentage (ABV) of most beers?
A) 3-10%
B) 30-40%
C) 15-20%
D) 0-1%
  • 30. What is the most common cause of a stuck fermentation?
A) Insufficient yeast or poor yeast health
B) Boiling the wort for too long
C) Too much sugar
D) Too much hops
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