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प्रश्न
Why step farming is common in hills?
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उत्तर
Slopes on farms in the hills are steep. Because of the high slope, topsoil is always at risk of being washed away by rainwater. Efforts are being undertaken to avoid soil erosion. As a result, step farming is frequent in hills.
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संबंधित प्रश्न
How are living organisms dependent on the soil? Are organisms that live in water totally independent of soil as a resource?
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?
What is soil erosion? Explain means of preventing it.
How do organisms contribute in the formation of soil?
Give various sources and harmful effects of soil pollution.
Top-soil contains the following
How can we prevent the loss of topsoil?
Following are a few organisms
(a) lichen (b) mosses (c) mango tree (d) cactus Which among the above can grow on stones; and also help in the formation of soil? Write the mode of their action for making soil.
“Soil is formed by water.” If you agree to this statement then give reasons
Explain the role of the Sun in the formation of soil.
