NCERT Class 3 The World Around Us Our Wondrous World (Sanskrit): Chapter 12 — वर्ज्यपदार्थानां नियन्त्रणम्
This chapter, 'वर्ज्यपदार्थानां नियन्त्रणम्' (Control of Waste Materials) from NCERT's 'Our Wondrous World' for Class 3, focuses on waste management and cleanliness. It begins by highlighting 'राष्ट्रीयः स्वच्छता-दिवसः' (National Cleanliness Day) and prompts students to observe and discuss activities related to cleanliness, particularly in an outdoor setting like a garden. The chapter encourages critical thinking about the sources of waste, such as packaged products, food wrappers, plastics, and decorative items, and how they are generated from daily household activities. Students are asked to reflect on what is done with the waste produced and share their observations. The text aims to instill an understanding of waste generation and the importance of managing it effectively, contributing to a cleaner environment and promoting good civic sense among young learners.
Quick info
| Board | CBSE / NCERT |
|---|---|
| Class | Class 3 |
| Subject | The World Around Us |
| Book | Our Wondrous World (Sanskrit) |
| Chapter | Chapter 12 — वर्ज्यपदार्थानां नियन्त्रणम् |
| Language | Sanskrit |
| PDF type | NCERT Textbook |
| Session | CBSE 2026 |
| Reading time | 1 minute |
| Word count | 108 |
Learning outcomes
- Identify sources of waste generated from daily activities.
- Understand the concept of waste management.
- Recognize the importance of cleanliness and National Cleanliness Day.
- Discuss how waste is produced and what can be done with it.
Vocabulary
| Word | Meaning |
|---|---|
| वर्ज्यपदार्थानां | of waste materials |
| नियन्त्रणम् | control |
| राष्ट्रीयः | National |
| स्वच्छता-दिवसः | Cleanliness Day |
| अपशिष्टराशिं | heap of waste |
| उत्पद्यन्ते | are produced |
| पर्यवेक्षणानि | observations |
| सहभागयन्तु | share |
| अपशिष्टोत्पादनक्रियायाः | of the waste generation process |
| अलङ्करणसामग्र्यः | decorative materials |
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Practice questions
- चित्रे बालकाः शिक्षकाश्च किं कुर्वन्तः सन्ति? Answer: चित्रे बालकाः शिक्षकाश्च उद्यानस्य स्वच्छीकरणं कुर्वन्तः सन्ति।
- राष्ट्रीयः स्वच्छता-दिवसः कदा इति पाठे उल्लिखितम् अस्ति? Answer: पाठस्य आरम्भे '30 January' इति राष्ट्रीयः स्वच्छता-दिवसः उल्लिखितः अस्ति।
- भवन्तः गृहस्य वृद्धाः दिवसे यानि भिन्नानि कार्याणि सम्पादयन्ति तानि स्मरन्तु । एतैः कार्यैः कथम् अपशिष्टपदार्थाः उत्पद्यन्ते? Answer: गृहस्य दैनन्दिनकार्याणि यथा - भोजनं पकाना, उपभोग्यवस्तूनां उपयोगः, इत्यादीभिः अपशिष्टपदार्थाः उत्पद्यन्ते।
- पाठानुसारं अपशिष्टपदार्थानां कतिचन उदाहरणाानि लिखन्तु । Answer: पाठानुसारं अपशिष्टपदार्थानां उदाहरणाानि - प्याकेटजाताः उत्पादाः, प्याकेटजातभोजनानि, प्लास्टिकः, अलङ्करणसामग्र्यः ।
Frequently asked questions
What is the main topic of Chapter 12?
Chapter 12, 'वर्ज्यपदार्थानां नियन्त्रणम्', focuses on the control and management of waste materials.
What is National Cleanliness Day mentioned in the chapter?
The chapter mentions 'National Cleanliness Day' and shows an illustration related to it, highlighting the importance of cleanliness.
What does the chapter ask students to observe?
The chapter asks students to observe the different activities performed by themselves and elders at home and how waste materials are produced from these activities.
What are some examples of waste materials mentioned?
Examples of waste materials mentioned include packaged products, food packets, plastic items, and decorative materials.
What is the purpose of the 'क्रियाकलपा' (Activity) section?
The activity section encourages students to recall daily activities, identify waste generation, and share their observations with classmates.
Related resources
Important topics
Topics covered
NCERT Class 3 The World Around Us — Our Wondrous World (Sanskrit) — Chapter 12 — वर्ज्यपदार्थानां नियन्त्रणम्. Verified by NCERT Help Editorial Team. Reviewed on 29 Jul 2026. Last updated 10 Aug 2026.