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प्रश्न
Describe about the composition of soil.
टीपा लिहा
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उत्तर
- The basic components of soil are mineral, organic matter, water, and air.
- It consists of about 45% mineral, 5% organic matter, 25% of water, and 25% air.
- The composition of soil varies from place to place and from time to time.
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Soil Formation and Preparation for Agriculture
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संबंधित प्रश्न
Write a paragraph in your own words of the following.
Preparation of soil
World soil day is observed on.
The top layer of soil is called as.
M-sand is used as alternative for natural sand in construction.
The soils found in the desert regions are ______.
______ is a part composed of organic matter mixed with mineral matter.
______ soils are formed by the deposition of silt by the running water.
Give reason for the following:
Why soil is known as ‘Skin of the earth’?
In wet tropical area, soil formation is ______.
Match the following.
| A. | Granite | 1. | Bed rock |
| B. | Soil layer | 2. | Plutonic rock |
| C. | Barren island | 3. | Strip farming |
| D. | Soil conservation | 4. | Active Volcano |
