How to brew kombucha
  • 1. What is the primary culture used in kombucha brewing?
A) SCOBY
B) Yeast
C) Bacteria
D) Mold
  • 2. What is the base liquid used for kombucha?
A) Coffee
B) Fruit Juice
C) Sweetened Tea
D) Water
  • 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 lower the pH and prevent mold
B) To add flavor
C) To add carbonation
D) To speed up fermentation
  • 5. What type of sugar is typically used in kombucha brewing?
A) Agave
B) Honey
C) Stevia
D) Cane Sugar
  • 6. What is the ideal temperature range for kombucha fermentation?
A) 80-90°F (27-32°C)
B) 32-40°F (0-4°C)
C) 50-60°F (10-15°C)
D) 68-78°F (20-26°C)
  • 7. How long does the first fermentation (F1) of kombucha typically take?
A) 1-2 hours
B) 1-3 days
C) 30-60 days
D) 7-30 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) Ceramic Pot
B) Glass Jar
C) Metal Container
D) Plastic Bucket
  • 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 allow airflow and prevent fruit flies
B) To add pressure
C) To keep the kombucha warm
D) To block out light
  • 12. What is F2 in kombucha brewing?
A) Fermentation Failure
B) Second Fermentation
C) Final Filtration
D) First Flavoring
  • 13. What is typically added during F2?
A) Vinegar
B) More Sugar
C) Fruits, Juices, or Herbs
D) More SCOBY
  • 14. What type of bottles are recommended for F2?
A) Thin Glass Bottles
B) Plastic Bottles
C) Open Jars
D) Pressure-rated bottles
  • 15. What is the purpose of F2?
A) To add flavor and carbonation
B) To increase acidity
C) To remove sediment
D) To kill bacteria
  • 16. How long does F2 typically take?
A) 1-2 hours
B) 1-3 days
C) 30-60 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) Vinegar
B) Alcohol
C) Oil
D) Salt
  • 19. What is the proper way to store a SCOBY between batches?
A) In starter liquid in the refrigerator
B) In the freezer
C) In a dry container
D) On the countertop
  • 20. What does the pH of finished kombucha usually fall within?
A) 4.0-5.0
B) 2.5-3.5
C) 7.5-8.5
D) 6.0-7.0
  • 21. Why is it important to burp bottles during F2?
A) To add oxygen
B) To speed up carbonation
C) To check for flavor
D) To release excess pressure
  • 22. What could mold growth indicate in kombucha?
A) Normal fermentation
B) Too much tea
C) Improper sanitization or low acidity
D) Too much sugar
  • 23. What is the most important aspect of kombucha brewing for safety?
A) Sugar content
B) Temperature
C) Tea type
D) Sanitation
  • 24. What is the function of the acetic acid bacteria in kombucha?
A) Produce carbon dioxide
B) Consume acetic acid
C) Produce alcohol
D) Produce acetic acid (vinegar)
  • 25. 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
  • 26. What is the 'booch' slang referring to?
A) Kombucha
B) SCOBY
C) Starter Liquid
D) Fermentation Process
  • 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 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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