NCERT Class 5 The World Around Us Our Wonderous World: Chapter 3 — The Mystery of Food
This chapter, 'The Mystery of Food,' from NCERT Class 5's 'The World Around Us' book, follows detective Disha's investigation into food spoilage caused by microbes and why some foods last longer. It delves into the science of food preservation, exploring various traditional and cultural methods. The chapter highlights the significance of proper food storage and consumption for health and hygiene, touching upon the role of beneficial microbes. It aims to help students understand how everyday choices impact personal and collective well-being, encouraging critical thinking about food habits and their connection to environmental sustainability, aligning with CBSE learning objectives.
Quick info
| Board | CBSE / NCERT |
|---|---|
| Class | Class 5 |
| Subject | The World Around Us |
| Book | Our Wonderous World |
| Chapter | Chapter 3 — The Mystery of Food |
| Language | English |
| PDF type | NCERT Textbook |
| Session | CBSE 2026 |
| Reading time | 3 minutes |
| Word count | 431 |
Learning outcomes
- Understand why food spoils and how microbes contribute to it.
- Learn about various traditional and scientific methods of food preservation.
- Recognize the importance of proper food storage and consumption for health.
- Explore the role of good microbes in food and health.
- Connect food habits and preservation techniques to environmental sustainability.
Vocabulary
| Word | Meaning |
|---|---|
| Microbes | Microscopic organisms, such as bacteria and fungi, that can cause food spoilage or be beneficial. |
| Spoilage | The process by which food becomes unfit for consumption due to the growth of microorganisms or chemical changes. |
| Preservation | Methods used to prevent food from spoiling and extend its shelf life. |
| Detective | A person who investigates mysteries or crimes; used here metaphorically for exploring scientific concepts. |
| Hygiene | Practices that maintain health and prevent disease, especially through cleanliness. |
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Practice questions
- What makes food spoil? Answer: Food spoils due to the growth of microbes like bacteria and fungi.
- Name two methods of food preservation. Answer: Two methods are drying and refrigeration.
- Why is it important to store food properly? Answer: Proper storage prevents spoilage and keeps food safe to eat, promoting health.
- What is the role of a 'detective' in this chapter? Answer: The 'detective' (Disha) explores and investigates how food spoils and how it can be preserved.
Frequently asked questions
What is the main theme of Chapter 3, 'The Mystery of Food'?
The chapter explores why food spoils, the role of microbes, and various methods of food preservation.
Who is Disha in this chapter?
Disha is a character presented as a 'detective' who investigates the mysteries of food spoilage and preservation.
What are some traditional Indian methods of food preservation mentioned?
The chapter encourages exploration of traditional methods like drying, pickling, and fermenting, though specific examples are detailed in the teacher's notes.
How do microbes affect food?
Some microbes cause food to spoil, while others, known as 'good microbes,' can be beneficial for health and food production.
Why is proper food storage important?
Proper food storage is crucial to prevent spoilage by microbes, maintain food quality, and ensure it is safe for consumption, thus promoting health.
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Topics covered
NCERT Class 5 The World Around Us — Our Wonderous World — Chapter 3 — The Mystery of Food. Verified by NCERT Help Editorial Team. Reviewed on 29 Jul 2026. Last updated 10 Aug 2026.