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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
Match the following:
| A. | Granite | 1. | Bedrock |
| B. | Soil layer | 2. | Plutonic rock |
| C. | Barren island | 3. | Strip farming |
| D. | Soil conservation | 4. | Active Volcano |
Give an account on different layers of soil.
______ is known as the zone of accumulation.
In the soil composition is ______ air.
Soil supports ecosystem and play an important role in land management.
The time needed to form soil depends on the ______.
Mention the uses of soils.
Match the following :
| Group A | Group B |
| A. Granite | 1. Bed rock |
| B. Soil layer | 2. Plutonic rock |
| C. Barren island | 3. Strip farming |
| D. Soil conservation | 4. Active Volcano |
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 |
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 |
