Class 1 Exam > Class 1 Notes > EVS for Class 1 > Chapter Notes: Precious Water
Precious Water Class 1 Notes Science
| Table of contents |
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| What is Water? |
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| What are the Sources of Water? |
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| Why is Water Precious? |
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| What are the Uses of Water? |
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| How can we Save Water at Home? |
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| How is Water Formed? |
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| Amazing Facts |
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| Keep in Mind! |
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What is Water?
Water is an essential resource. We need water to live and grow. Animals and plants also need water to live and grow.
What are the Sources of Water?
1. Lakes and Rivers:
- Lakes are water bodies that are surrounded by land on all sides.
- Rivers are flowing waterbodies that usually originate from mountains.
2. Rainwater:
- Rain is nothing but water falling from the clouds.
- It is important because it supplies water to the Earth and fills the water bodies.
- It also helps the farmers carry out farming activities.
- Too much rain can cause floods.
3. Wells:
- A well is made after digging the soil.
- Water remains stored beneath the ground, and when the soil is dug up, the water can be used for many activities.
- One has to use ropes and buckets to collect the water from wells.
Question for Chapter Notes: Precious WaterTry yourself:What is rainwater?
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Why is Water Precious?
Water is important for all living things. We cannot stay even one day without water.
- Water is very essential for us.
- We cannot do without water.
- All living things need water.
- You should be careful to check water wastage as wastage can easily be avoided by taking care.
Question for Chapter Notes: Precious WaterTry yourself:We need water when we are_______
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What are the Uses of Water?
Water helps us in different bodily functions, and so one should need to drink plenty of water throughout the day.
Water is also required for:
- Drinking
- Cooking
- Bathing
- Washing clothes
- Cleaning floors
- For putting off fire
- For gardening
- For animals.
How can we Save Water at Home?
Water is very precious to every one of us. Do not waste it.
Steps to save water in the bathroom
Steps to save water in the kitchen
How is Water Formed?
- Water from water bodies on earth changes to a gas state and collects in the sky as clouds.
- These clouds bring rain on earth and water is again brought back to earth.
Water Cycle - We get water from rain. Rainwater fills rivers, lakes, ponds, and oceans.
- People living in villages use hand-pumps and wells for water.
- From Mountains: The snow melts as rivers. River water is cleaned and sent through pipes to our homes for drinking.
Question for Chapter Notes: Precious WaterTry yourself:We get water from rivers, lakes ponds, springs and
View Solution
Amazing Facts
- There is plenty of water in the sea, but we cannot drink this water. It is salty and unfit for drinking.
- Water is very essential for us. We cannot do without water. All living things need water.
- India has the second-highest rainfall but we still have a shortage of water.
Keep in Mind!
- Water vapors form clouds.
- Rain fills rivers, lakes, and ponds.
- The snow from mountains melts to form a river.
- Water is used for bathing, drinking, and many other purposes.
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FAQs on Precious Water Class 1 Notes Science
| 1. What is water? |  |
Ans. Water is a transparent, tasteless, and odorless substance that is essential for all forms of life. It is a chemical compound consisting of two hydrogen atoms and one oxygen atom, with the chemical formula H2O.
| 2. What are the sources of water? | |
Ans. The main sources of water are rivers, lakes, ponds, streams, glaciers, underground aquifers, and the ocean. Rainfall and snowmelt also contribute to the water sources.
| 3. Why is water precious? | |
Ans. Water is precious because it is vital for all living organisms. It plays a crucial role in maintaining various bodily functions, such as digestion, circulation, and temperature regulation. Additionally, water is essential for agriculture, industries, and the overall functioning of ecosystems.
| 4. What are the uses of water? | |
Ans. Water has numerous uses, including drinking, cooking, bathing, washing clothes and dishes, irrigation, generating electricity, transportation, and recreation. It is also used in various industrial processes and plays a vital role in maintaining sanitation and hygiene.
| 5. How can we save water at home? | |
Ans. There are several ways to save water at home:
- Fix any leaks or dripping faucets promptly.
- Install water-efficient fixtures and appliances, such as low-flow showerheads and toilets.
- Practice shorter showers and turn off the tap while brushing teeth or washing hands.
- Collect and reuse rainwater for gardening or other non-potable purposes.
- Use a broom instead of a hose to clean outdoor areas.
- Only run the dishwasher or washing machine when they have a full load.
- Water plants during cooler hours to minimize evaporation.
These measures can help conserve water and reduce water wastage at home.
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