Multiple choice

Which of these are drying methods used for food preservation?

  1. Chemical, Freezing, Mechanical

  2. Radiation, Fermentation, Freezing

  3. Mechanical, Irradiation, Chemical

  4. Pasteurization, Freezing, Refrigeration

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A Correct answer
Explanation

In food science, drying methods can be categorized into chemical drying (using desiccant agents), freezing (freeze-drying or lyophilization), and mechanical drying (using hot air or dehydrators). These three methods are primary mechanisms used to remove moisture from food.

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