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Science Class 6 Maharashtra Board | Menu
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General Science Important Questions Chapter 1 Class 6 Maharashtra Board

Imp Questions For All Chapters – General Science Class 6

Natural Resources – Air, Water and Land


Short Questions


1. What are natural resources?
Answer : Air, water, and land.

2. Which gas is the most in the air?
Answer : Nitrogen (78%).

3. Which gas do we need to breathe?
Answer : Oxygen.

4. Why is the ozone layer important?
Answer : It protects us from the Sun’s harmful rays.

5. What is the percentage of water on Earth?
Answer : 71%.

6. Why can’t we drink seawater?
Answer : It is salty.

7. What is humus?
Answer : A layer of dead plants and animals in the soil.

8. What is air pollution?
Answer : When harmful gases mix in the air.

9. How is soil formed?
Answer : By breaking rocks over thousands of years.

10. How can we save water?
Answer : By using it carefully and storing rainwater.


Long Questions


1. Why is water important for living things?
Answer : Water is needed for drinking, cooking, farming, and cleaning.
All living things, including plants and animals, need water to survive.

2. What are the main gases in the air and their uses?
Answer : Nitrogen (78%) – Helps plants grow.
Oxygen (21%) – Needed for breathing.
Carbon dioxide (0.03%) – Helps plants make food.

3. How does air pollution happen?
Answer : Smoke from factories, vehicles, and burning fuels pollutes the air.
Air pollution can cause breathing problems and harm nature.

4. Why is soil important?
Answer : Soil helps plants grow, which gives us food.
It also holds water and provides a home for many animals.

5. How can we protect natural resources?
Answer : We should save water, plant trees, and reduce pollution.
Using resources carefully helps nature and future generations.

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