Good microbes help in digestion, protect against harmful microbes and improve gut health. They are found in foods like curd and buttermilk and they maintain balance in the digestive system for better health. Class 5 NCERT EVS Our Wondrous World Chapter ...
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Food is preserved by drying, refrigeration, freezing, oiling, salting, adding sugar, canning and airtight packing. These methods remove or block moisture, air or warmth, preventing microbes from growing and spoiling the food. Class 5 EVS Our Wondrous World Unit 2: Health ...