We can save food from spoilage by drying, refrigeration, adding oil or salt and storing it in airtight containers. These methods stop microbes from getting moisture, air or warmth needed to grow.
Class 5 NCERT EVS Our Wondrous World Chapter 3 The Mystery of Food solutions
Class 5 EVS Textbook Our Wondrous World Chapter 3 The Mystery of Food question answer
Food can be saved from spoilage through preservation methods like drying to remove moisture, refrigeration to slow microbial growth, adding oil or salt to block air and keeping it in airtight containers. These techniques remove or reduce moisture, air or warmth — the conditions microbes need to grow — keeping the food fresh and safe for longer periods.
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