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प्रश्न
Answer the following questions in about 30 words.
What steps can be taken to control soil erosion in the hilly areas?
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उत्तर
In the hilly areas, soil erosion can be controlled by ploughing across contour lines, making use of terrace farming techniques and using strips of grass to check erosion by wind and water.
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संबंधित प्रश्न
The water holding capacity is the highest in ___________.
Name the soil which occurs ex situ
State the characteristic of each of the soils named below that makes them most suitable for crop cultivation:
Black Soil
Name the following :
An important transported soil of India.
How is Alluvial soil formed? Why is this soil agriculturally important?
Why is the Red Soil red in colour?
On the map of India, shade and name an area each of:
(a) Alluvial Soil,
(b) Red Soil,
(c) Desert Soil and
(d) Hill Soil or Mountain Soil.
Name the soil which
Covers the summits of the Eastern Ghats.
Give a single word for the following:
The process of percolation by which valuable mineral nutrients are washed down from the top layer of the Soil only to deposit them in the lower layers, making the top Soil infertile.
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 |
