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