Which of the following statements with reference to saline soil in India is/are correct? Select the answer using the code given below :
2 only
Incorrect
Saline soils are not rich in nitrogen.
In fact, they generally lack essential nutrients, especially nitrogen and calcium.
Their fertility is low due to high concentration of soluble salts, which hinders plant growth.
Correct
Saline soils are commonly found in:
Arid and semi-arid regions (e.g., Rajasthan, Gujarat) due to poor drainage and high evaporation.
Waterlogged and swampy areas (e.g., parts of Uttar Pradesh, West Bengal), where improper irrigation leads to salt accumulation on the surface.
Which of the following statements with reference to Humus is/are correct ?
Select the answer using the code given below :
Match List 1 with List 2 and choose the correct answer form the code given below:
List 1 (Soil Type) | List 2 (States) |
(a) Alluvial | 1. Kerala |
(b) Red | 2. Uttarakhand |
(c) Laterite | 3. Tamil Nadu |
(d) Submontane | 4. Uttar Pradesh |
Soil contains decayed remains of living organisms. This is called ______.
The black cotton soil of India has been formed due to the weathering of
Fertile riverine alluvial soil is best suited for producing ________.
The agricultural practice followed after preparation of the soil is: