Question

why it is alwats advisable to keep food covered. give a scientific reason​

Answer 1

Answer:

Keeping food covered protects your food from harmful bacteria and objects or chemicals from getting into the food. There are certain defenses that can be used for raw and ready-to-eat foods to prevent the harmful bacteria from spreading. You can package the food properly in cling foil.

Answer 2

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Bacteria from raw food can contaminate cold cooked food, and the bacteria can multiply to dangerous levels if the food is not cooked thoroughly again. Always store raw food in sealed or covered containers at the bottom of the fridge.