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