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Home » Dried Milks/Milk Powders MCQ

Dried Milks/Milk Powders MCQ

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Dried Milks/Milk Powders MCQ

Anupama Bhattacharya August 23, 2024

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Question 1 of 5

1. Question
Which of the following statements best describes the principle behind spray drying of milk?
- Milk is heated on rotating drums until it forms a dry layer
- Concentrated milk is converted into fine droplets and dried by hot air
- Milk is freeze-dried under vacuum conditions
- Milk is dried through osmotic dehydration
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Question 2 of 5

2. Question
In roller drying of milk, what happens to the dried milk layer formed on the heated drums?
- It is ground into powder using a mill
- It is scraped off as powder
- It is rehydrated and spray dried
- It is left on the drums to cool naturally
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Question 3 of 5

3. Question
Why is spray drying more widely used than roller drying in milk powder production?
- It requires less energy input
- It produces larger powder particles
- It results in higher moisture content in the final product
- It yields powders with better solubility and nutritional properties
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Question 4 of 5

4. Question
Which of the following is a key difference between spray drying and roller drying methods?
- Spray drying uses cold air, while roller drying uses hot air
- Spray drying produces fine powder, while roller drying produces flakes
- Spray drying is a batch process, while roller drying is continuous
- Spray drying requires pre-concentration, while roller drying doesn't
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Question 5 of 5

5. Question
In the context of milk powder production, what does “atomization” refer to?
- The process of removing water molecules from milk
- Breaking down milk proteins into smaller peptides
- Converting concentrated milk into fine droplets
- Sterilizing milk before the drying process
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Dried Milks/Milk Powders MCQ

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