Black Soil Moisture Retention Explained
Black soil is renowned for its excellent capacity to hold moisture. This property is primarily due to its high content of montmorillonite clay.
Key Properties of Black Soil
- Clay Content: Black soils have a significant percentage of clay, particularly montmorillonite. Clays have a layered structure with small particles, creating a large surface area. This large surface area allows them to attract and hold water molecules effectively.
- Swelling and Shrinking: When wet, the clay particles in black soil swell significantly, reducing pore space and preventing water from draining quickly. When dry, the soil shrinks, forming deep cracks.
- Water Holding Capacity: Consequently, black soil can retain water for extended periods, which is beneficial for crops, especially during dry spells.
Comparison with Other Soil Types
- Laterite Soil: Typically acidic and known for leaching, resulting in lower moisture retention.
- Alluvial Soil: Generally fertile but its moisture-holding capacity varies greatly depending on the sand and silt content.
- Arid Soil: Characterized by very low organic matter and poor structure, leading to minimal water retention.
Therefore, black soil's unique composition makes it the best choice for moisture retention among the given options.
Similar Questions
- Which of the following statements is correct about black soil?
- In dry areas, water from underground comes up through the soil by capillary action and dries quickly, leaving salts behind. These salts form a hard layer called:
- When we travel across the countryside, we see red soils in many regions. What is the reason for its colour?
- Which type of soil is mostly found in eastern coast of India?
- Which soil is the largest available and the most intensively cultivated soil in India?
- Which among the following is the process of covering the soil/ground to create more favourable conditions for plant growth, development and efficient crop production?
- In which soil does cotton grow best?
- Black soil is predominantly found in which one of the following states?
- In which soil does cotton grow best?
- Laterite soil develops in the area with:
Important Questions from Soils
Which of the following statements regarding Regur soil is/are correct?
1. It is a light coloured, clayey and fertile soil.
2. It is developed on Deccan basaltic lava under hot and humid conditions.
3. Cotton is extensively cultivated in this soil.
Select the answer using the code given below:
Which one of the following soils is ideal for growing cotton?
Which one of the following is an organic soil?
The term 'Regur' is used to mean;
Which of the following statements about black soil is INCORRECT?
