Question

Describe the features of Alluvial soil and black soil​

Answer 1

Explanation:

Alluvial soil: Alluvial soil are formed by the deposition of divers which can be mostly found in Northern plain regions and the regions that surrounded by Narmada and Tapi rivers and also in some parts of Northern Gujarat.

Black Soil: Black soil is formed of by the action of volcanic rock and lava-flow.

Answer 2

Alluvial Soil –

• The Alluvial soil is the most fertile soil.
• It is most widely spread soil in India.
• It has been deposited by The River systems - Indus, Ganga and Brahmaputra.
• The Northern plains are made up of this soil.
• They are also extended in Rajasthan and Gujarat through a narrow corridor.
• They are also found in the eastern coastal plains.
• They are formed by the deposit of sand and silt.
• They consists proportions of sand, silt and clay.
• It contains potash, phosphoric acid and lime.
• It is deficient in nitrogen.

Black Soil –

• The soil is known to be black because of the presence of titeniferrous magnetite.
• They can also be called regur soil, cotton soil and lava soil.
• They are made by breaking down of igneous rocks.
• They are found in the Deccan trap and in Northwest region.
• They are also found in the plateaus of Maharashtra, Saurashtra, Malwa, Madhya Pradesh and Chattisgarh.
• They are made up of clayey material and have the capability of holding moisture.
• They are rich in calcium carbonate, magnesium, potash and lime.
• They a deficient in Phosphoric content