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WorksheetsFood Processing Technology Quiz 1
Total questions: 10
Worksheet time: 5mins
What is the temperature range for chilling food?
0ºC to 5ºC
10ºC to 15ºC
5ºC to 10ºC
-1ºC to 8ºC
Which of the following is NOT a category of microorganisms based on temperature range for growth?
Mesophilic
Hydrophilic
Thermophilic
Psychotropic
What is the primary purpose of chilling food?
To freeze it
To increase temperature
To reduce biochemical changes
To enhance flavor
Which chilling equipment uses solid CO2 or liquid N2?
Mechanical refrigerators
Cryogenic systems
Batch freezers
Continuous chillers
What is the critical zone temperature range for freezing food?
-1 to -5°C
-5 to -10°C
0 to -5°C
-10 to -15°C
What is the effect of quick freezing on ice crystal formation in food?
Smaller ice crystals
No effect
Increased cell damage
Larger ice crystals
Which freezing equipment operates at temperatures between -50 to -70°C?
Spiral freezers
Chest freezers
Cryogenic freezers
Blast freezers
What is the main advantage of freeze drying food?
Requires high temperatures
Retains flavor and nutritional value
Increases weight
Decreases shelf life
What does Modified Atmosphere Packaging (MAP) typically involve?
Reducing O2 levels
Adding nitrogen only
Increasing O2 levels
Reducing CO2 levels
What is the primary goal of controlled atmosphere packaging?
To increase microbial growth
To maintain a specific gas composition
To eliminate all gases
To enhance food color
