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