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प्रश्न
How soil is formed?
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उत्तर
Soil is formed by the breaking of rocks by the action of wind, water, and climate. The mixture of rock particles and humus is called the soil.
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संबंधित प्रश्न
Mention two differences between Alluvial Soil and Black Cotton Soil.
With reference to Red Soils in India, answer the following questions:
Mention two important crops are grown in this soil.
What are the different types of Soil according to their Zones?
Mention any two advantages of the Black Soil.
Where is Red Soil found?
Why is deltaic alluvium more fertile than coastal alluvium?
Give information on importance of soils for plant growth.
Complete the following table with reference to the soil.
| Action | Effect | Result (w.r.t. fertility) |
| Construction of embankments | ||
| Wind speed decreased | ||
| Farmland is kept fallow for some period | ||
| Humus content increased. | ||
| Trenches are dug across a slope | ||
| Litter is burnt on the farm. | ||
| Proves favorable for micro-organisms | ||
| The salt content in the soil increases | ||
| Chemical fertilizers used excessively |
Which one of the following term is used to identify the old and new alluvial respectively?
Which of the following methods does not help in soil conservation?
