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Food drying - Quiz
Contributed by: Simmons
  • 1. What is the primary purpose of food drying?
A) To create new types of protein sources.
B) To remove all flavor from the food.
C) To increase the water content for better flavor.
D) Preservation by inhibiting bacteria, yeast, and mold growth.
  • 2. How far back does the earliest known practice of food dehydration date?
A) 12,000 B.C.
B) 1,000 A.D.
C) 5,000 B.C.
D) 500 B.C.
  • 3. Which of these is a traditional method for removing water from food?
A) Microwave heating
B) Sun drying
C) High-pressure boiling
D) Chemical fermentation
  • 4. What is the name for dried cod prepared with salt?
A) Biltong
B) Bacalhau
C) Harðfiskur
D) Prosciutto
  • 5. What does a grape become when it is dried?
A) A prune
B) A raisin
C) A fig
D) A date
  • 6. Which food item is commonly associated with Sámi traditions?
A) Dried mushrooms
B) Dried grapes
C) Dried reindeer meat
D) Dried cod
  • 7. Which preservation substance is mentioned as a potential additive for home drying?
A) Sodium chloride
B) Citric acid
C) Potassium metabisulfite
D) Calcium carbonate
  • 8. What happens to water during industrial freeze-drying?
A) It sublimates directly from solid to gas.
B) It is boiled away as steam.
C) It turns into liquid and drains out.
D) It is absorbed by chemical desiccants.
  • 9. What is a main advantage of freeze-drying compared to traditional methods?
A) It is significantly cheaper to perform.
B) It is a faster process than sun drying.
C) It uses no electricity.
D) It mitigates changes in flavor and nutritional value.
  • 10. What is a major benefit of convective hot air drying in an industrial setting?
A) It eliminates the need for any packaging.
B) It requires no energy source.
C) It is affordable and easy to maintain.
D) It is the most expensive method available.
  • 11. What is 'hurdle technology' in food preservation?
A) The use of plastic barriers for packaging.
B) The combination of multiple preservation methods.
C) A method to accelerate the evaporation process.
D) A technique that uses extreme heat only.
  • 12. Which of these is a suggested method for packaging dehydrated food?
A) Open-air containers
B) Metal cages
C) Water-soluble paper
D) Vacuum sealing
  • 13. What happens if a dried product lacks preservatives?
A) It may require refrigeration or freezing for safe storage.
B) It will last indefinitely at room temperature.
C) It becomes toxic immediately.
D) It loses all its sugar content.
  • 14. Which dried meat is specifically mentioned as a delicacy in Iceland?
A) Harðfiskur
B) Bresaola
C) Prosciutto
D) Beef jerky
  • 15. What happens to a plum when it is dried?
A) It becomes a raisin.
B) It becomes a fig.
C) It becomes a date.
D) It becomes a prune.
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