Class 3 Evs - BIHAR

Water – A Precious Gift

The chapter 'Water – A Precious Gift' in the Class 3 EVS curriculum for Bihar (BSEB) introduces young students to the primary sources of water, such as rain, rivers, ponds, and wells. It highlights why water is essential for the survival of all living beings, including humans, animals, and plants. Students learn about the various daily uses of water like drinking, bathing, cooking, and watering plants. The chapter emphasizes the importance of saving water, preventing wastage, and keeping water sources clean. For board and school exams, this chapter is crucial as it builds foundational environmental awareness and tests basic observational skills.

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Key Concepts

Sources of Water

Rain is the main natural source of water on Earth, which fills up rivers, lakes, ponds, and underground water.

Uses of Water

Water is needed by all living things for drinking, cooking food, bathing, washing clothes, and watering plants.

Need to Save Water

Clean and usable water is limited on Earth, so we must not waste it while brushing teeth or bathing.

Rainwater Harvesting

Collecting and storing rainwater for future use is a smart way to ensure we do not run out of water.

Keeping Water Clean

We should never throw garbage or dirty waste into rivers, ponds, or wells to keep the water safe to drink.

Important Formulas

Definition: Rain is the primary natural source of water.
Definition: Potable water is clean water that is safe for drinking.
Definition: Rainwater harvesting is the collection and storage of rain for reuse.

Board Exam Info

In Bihar (BSEB) Class 3 EVS evaluations, this chapter typically carries around 5 to 8 marks. Common question types include fill-in-the-blanks, matching sources of water with their names, short-answer questions on why we need water, and drawing or listing ways to save water.

Frequently Asked Questions

Why is water called a precious gift?

Water is called a precious gift because no human, animal, or plant can survive without it, and clean drinking water is limited on Earth.

What is the main source of water on Earth?

Rain is the main natural source of water on Earth.

How can we save water at home?

We can save water by turning off the tap while brushing our teeth, using a bucket instead of a pipe to wash cycles or cars, and repairing leaking taps.

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