Oral hygiene prevents tooth decay, cavities and gum problems. Brushing, rinsing after meals and eating fewer sweets keep teeth healthy, ensuring we can chew food properly for good digestion and overall health. Class 5 NCERT EVS Our Wondrous World Chapter 3 ...
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Three methods are drying, refrigeration and oiling. Drying removes moisture (e.g., chillies), refrigeration slows microbial growth (e.g., milk) and oiling blocks air (e.g., pickles), keeping food safe and fresh for longer periods. Class 5 EVS Textbook Our Wondrous World Chapter 3 ...
Some foods spoil quickly because they have more moisture, allowing microbes to grow. Others, like pickles or dried items, lack moisture or air, slowing microbial growth and lasting much longer without spoiling. Class 5 EVS Textbook Our Wondrous World Chapter 3 ...
Eating spoiled food can cause stomach upset, vomiting or food poisoning. Prevention includes proper storage, using preservation methods, eating fresh food and avoiding items with bad smell, colour or taste. Class 5 EVS Textbook Our Wondrous World Chapter 3 The Mystery ...
I learned that microbes spoil food, drying removes moisture to prevent spoilage, oil blocks air to protect food and good microbes in curd help digestion and improve our health naturally. Class 5 Environmental Studies Grade 5 Chapter 3 The Mystery of ...