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How to brew kombucha
Contributed by: Black
  • 1. What is the primary culture used in kombucha brewing?
A) Yeast
B) Mold
C) Bacteria
D) SCOBY
  • 2. What is the base liquid used for kombucha?
A) Fruit Juice
B) Water
C) Coffee
D) Sweetened Tea
  • 3. What type of tea is generally recommended for kombucha?
A) Herbal Tea
B) Rooibos Tea
C) Black or Green Tea
D) Fruit Tea
  • 4. What is the purpose of the starter liquid in kombucha brewing?
A) To speed up fermentation
B) To add carbonation
C) To lower the pH and prevent mold
D) To add flavor
  • 5. What type of sugar is typically used in kombucha brewing?
A) Agave
B) Cane Sugar
C) Honey
D) Stevia
  • 6. What is the ideal temperature range for kombucha fermentation?
A) 50-60°F (10-15°C)
B) 80-90°F (27-32°C)
C) 32-40°F (0-4°C)
D) 68-78°F (20-26°C)
  • 7. How long does the first fermentation (F1) of kombucha typically take?
A) 30-60 days
B) 1-2 hours
C) 7-30 days
D) 1-3 days
  • 8. What does F1 stand for in kombucha brewing?
A) Flavor Fermentation
B) Final Fermentation
C) First Fermentation
D) Fast Fermentation
  • 9. What type of vessel is recommended for F1?
A) Plastic Bucket
B) Glass Jar
C) Metal Container
D) Ceramic Pot
  • 10. What is used to cover the kombucha during F1?
A) Airtight Lid
B) Plastic Wrap
C) Aluminum Foil
D) Breathable Cloth
  • 11. What is the purpose of the cloth cover?
A) To add pressure
B) To keep the kombucha warm
C) To block out light
D) To allow airflow and prevent fruit flies
  • 12. What is F2 in kombucha brewing?
A) Second Fermentation
B) Fermentation Failure
C) First Flavoring
D) Final Filtration
  • 13. What is typically added during F2?
A) Fruits, Juices, or Herbs
B) Vinegar
C) More Sugar
D) More SCOBY
  • 14. What type of bottles are recommended for F2?
A) Plastic Bottles
B) Pressure-rated bottles
C) Thin Glass Bottles
D) Open Jars
  • 15. What is the purpose of F2?
A) To kill bacteria
B) To remove sediment
C) To increase acidity
D) To add flavor and carbonation
  • 16. How long does F2 typically take?
A) 30-60 days
B) 1-3 days
C) 7-14 days
D) 1-2 hours
  • 17. What does the SCOBY do during fermentation?
A) Converts sugar and tea into acids and gases
B) Removes caffeine from the tea
C) Acts as a preservative
D) Adds flavor to the kombucha
  • 18. What is a common byproduct of kombucha fermentation?
A) Vinegar
B) Oil
C) Salt
D) Alcohol
  • 19. What is the proper way to store a SCOBY between batches?
A) In starter liquid in the refrigerator
B) In a dry container
C) On the countertop
D) In the freezer
  • 20. What does the pH of finished kombucha usually fall within?
A) 7.5-8.5
B) 6.0-7.0
C) 4.0-5.0
D) 2.5-3.5
  • 21. Why is it important to burp bottles during F2?
A) To speed up carbonation
B) To release excess pressure
C) To check for flavor
D) To add oxygen
  • 22. What could mold growth indicate in kombucha?
A) Too much sugar
B) Too much tea
C) Improper sanitization or low acidity
D) Normal fermentation
  • 23. What is the most important aspect of kombucha brewing for safety?
A) Temperature
B) Tea type
C) Sugar content
D) Sanitation
  • 24. What is the function of the acetic acid bacteria in kombucha?
A) Produce acetic acid (vinegar)
B) Produce alcohol
C) Produce carbon dioxide
D) Consume acetic acid
  • 25. Why should you avoid using metal utensils or containers when brewing kombucha?
A) Metal can react with the acids in kombucha
B) Metal is too difficult to clean
C) Metal kills the SCOBY
D) Metal adds an undesirable flavor
  • 26. What is the 'booch' slang referring to?
A) Kombucha
B) Starter Liquid
C) SCOBY
D) Fermentation Process
  • 27. What gives Kombucha its characteristic tanginess?
A) Malic acid
B) Citric acid
C) Acetic acid
D) Lactic acid
  • 28. What is Jun Kombucha?
A) Kombucha made with herbal tea
B) Kombucha made with fruit juice
C) Kombucha made with green tea and honey
D) Kombucha made with black tea and sugar
  • 29. What is the ideal ratio of sugar to tea for brewing kombucha?
A) 1/2 cup sugar to 1 gallon of tea
B) 1/4 cup sugar to 1 gallon of tea
C) 1 cup sugar to 1 gallon of tea
D) 2 cups sugar to 1 gallon of tea
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