FOOD PROCESSING
FOOD PRESERVATION METHODS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Date labelling
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Dehydration
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Keeping it covered
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Placing in a container
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Detailed explanation-1: -dehydration, in food processing, means by which many types of food can be preserved for indefinite periods by extracting the moisture, thereby inhibiting the growth of microorganisms. Dehydration is one of the oldest methods of food preservation and was used by prehistoric peoples in sun-drying seeds.
Detailed explanation-2: -Among the oldest methods of preservation are drying, refrigeration, and fermentation. Modern methods include canning, pasteurization, freezing, irradiation, and the addition of chemicals. Advances in packaging materials have played an important role in modern food preservation.
Detailed explanation-3: -Rehydration is a process which is aimed at restoring the properties of a raw material when the dried material comes in contact with water (An et al. 2013).