FOOD PROCESSING AND PRESERVATION
FOOD PRESERVATION METHODS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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True/False:Food items that are pasteurized are heated rapidly and then cooled to reduce the number of microorganism.
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False
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True
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Either A or B
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None of the above
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Explanation:
Detailed explanation-1: -Pasteurization involves heating liquids at high temperatures for short amounts of time. Pasteurization kills harmful microbes in milk without affecting the taste or nutritional value (sterilization= all bacteria are destroyed).
Detailed explanation-2: -Pasteurization is not a sterilization process; its purpose is to destroy all pathogenic microorganisms with the exception of bacterial spores. The time-temperature relation for hot-water pasteurization is generally greater than 70°C (158°F) for 30 minutes.
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