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प्रश्न
What do you mean by ‘Soil’?
एका वाक्यात उत्तर
उत्तर
‘Soil’ means the uppermost layer of the earth’s crust, which contains the organic as well as mineral matter necessary for the growth of plants.
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संबंधित प्रश्न
List the differences between clayey soil and sandy soil.
Name the following :
An important transported soil of India.
Name the Indian soil which is formed due to the weathering of basic igneous rocks.
State two disadvantages of Laterite Soil.
Name the varieties of Alluvial Soils. Where are they found?
Why Black Soil needs to be tilled after the first rains?
Why is the Red Soil red in colour?
What are the various uses of soil?
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 of the following soils has self-aeration capacity?
