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प्रश्न
Gardeners gently dig up the soil around the roots of garden herbs (plants) frequently. Give reasons.
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उत्तर
Gardeners gently dig up the soil around the roots of garden herbs frequently. This is done
- For enabling easy root growth.
- For easier percolation of water.
- For aerating the soil and enabling air to get into deeper layers of soil.
- For removing the weeds.
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संबंधित प्रश्न
Distinguish between the following pair
Soil erosion and soil conservation
Give geographical reason:
There is a need for soil conservation.
Name any four agents of erosion.
Name the various methods of conserving soil.
What is meant by the terms ‘soil erosion’ and ‘soil conservation’?
Why is soil conservation important? Give three reasons.
Form pairs or groups of three or four students and discuss, with examples, how we depend directly and indirectly on soil.
The photograph shows a framing method that helps in controlling soil erosion.
- What is this farming method called
- Mention any two other methods that help in controlling soil erosion.
Soil conservation measures are mainly aimed at protecting which of the following?
Match the animals in Column I with their natural place of dwelling (habitat) in Column II.
| Column I | Column II | ||
| (a) | Earthworm | (i) | Sand and beaches |
| (b) | Garden lizard | (ii) | Burrows in soil |
| (c) | Crab | (iii) | Deep, narrow holes in dry soils |
| (d) | Rodents | (iv) | Surface of soil |
| (e) | Scorpion | (v) | The surface of shaded moist soils |
| (f) | Snails and slugs | (vi) | A horizon of moist soils |
