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