Class 3 Evs - CBSE
Taking Charge of Waste
In the chapter 'Taking Charge of Waste', Class 3 students learn about the different types of waste we produce every day at home and school. The chapter teaches children the difference between wet and dry waste, and the importance of using green and blue dustbins. Students will understand simple yet powerful ways to reduce, reuse, and recycle garbage to keep our surroundings clean and green. This chapter is very important for CBSE Environmental Studies (EVS) exams as it builds foundational habits of cleanliness, environmental awareness, and civic sense, which are frequently tested through picture-based and short-answer questions.
Start Learning FreeKey Concepts
Wet Waste
Waste that rots easily, such as leftover food, fruit peels, and vegetable scraps. It can be used to make compost for plants.
Dry Waste
Waste that does not rot easily, such as plastic, paper, metal, and glass. Most of this waste can be recycled.
The Three Rs
Reduce, Reuse, and Recycle. These are three golden rules to manage our garbage and protect the Earth.
Green Dustbin
A special bin used to throw away wet, biodegradable waste like kitchen scraps and vegetable peels.
Blue Dustbin
A special bin used to throw away dry, recyclable waste like clean paper, plastic bottles, and cardboard boxes.
Important Formulas
Board Exam Info
In CBSE Class 3 EVS assessments, this chapter typically carries around 5 to 8 marks. Common question types include matching waste items to the correct dustbin (green or blue), filling in the blanks about the Three Rs, and short-answer questions on why we should not use plastic bags.
Frequently Asked Questions
Why do we use two different dustbins (green and blue)?
We use a green bin for wet kitchen waste that rots, and a blue bin for dry waste like paper and plastic so they can be easily recycled.
What is composting?
Composting is the natural process of rotting wet waste like food scraps and leaves to make rich soil for growing plants.
How can I reuse old plastic bottles at home?
You can wash old plastic bottles and use them to make pencil stands, small flower pots, or bird feeders for your balcony.
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