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प्रश्न
“Soil is formed by water.” If you agree to this statement then give reasons
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उत्तर
Water aids in soil development in the following ways:
- Over time, water causes the 'wear off' of rocks.
- It also causes the rocks to rub against one another, resulting in minute particles that are carried downstream and deposited as soil.
- When water freezes in rock cracks, it expands and breaks the rock into smaller pieces.
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संबंधित प्रश्न
We know that many human activities lead to increasing levels of pollution of the air, water-bodies and soil. Do you think that isolating these activities to specific and limited areas would help in reducing pollution?
How do organisms contribute in the formation of soil?
What is soil? How does it form?
Give various sources and harmful effects of soil pollution.
Mention briefly the role of decomposers of cycling of materials.
A major source of minerals in the soil is the
Soil erosion can be prevented by
Fertile soil has lots of humus. Why?
Explain the role of the Sun in the formation of soil.
Carbon dioxide is necessary for plants. Why do we consider it a pollutant?
