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 and Well-being All Question Answer
Class 5 Our Wondrous World Chapter 3 The Mystery of Food NCERT solutions
Common food preservation methods include drying, refrigeration, freezing, oiling, salting, adding sugar, canning and airtight packing. Drying removes moisture, refrigeration and freezing lower temperature, oiling and airtight packing block air, while salt and sugar create conditions unsuitable for microbes. These methods help keep food fresh, safe and tasty for longer periods without spoiling.
For more NCERT Solutions for Class 5 EVS Our Wondrous World – The World Around Us Unit 2: Health and Well-being – Chapter 3: The Mystery of Food Extra Questions & Answer:
https://www.tiwariacademy.com/class-5-evs-our-wondrous-world-chapter-3/#solutions