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    Question

    _____________is a method of drying in which the moisture

    in the food is frozen.
    A Sun drying Correct Answer Incorrect Answer
    B Lyophilisation Correct Answer Incorrect Answer
    C Drum drying Correct Answer Incorrect Answer
    D Vacuum drying Correct Answer Incorrect Answer

    Solution

    Freeze drying, also known as lyophilisation or cryodesiccation, is a low temperature dehydration process that involves freezing the product or moisture on the food, lowering pressure, then removing the ice by sublimation. This is in contrast to dehydration by most conventional methods that evaporate water using heat.

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