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