Distinguish between the Black soil and Alluvial soil.

1.	Distinguish between the Black soil and Alluvial soil.
Answer» Black soil: 1. Its formation is by weathering of igneous rocks. 2. Clayey in nature when wet develop cracks when dry. 3. Cotton grows well in this soil. 4. It is developed over the Deccan lava granite region under semi arid condition. 5. Found in the districts of Coimbatore, Madurai, Tirunelveli, Virudhunagar. Alluvial soil: 1. Formed by the deposition of silt by the rivers. 2. Fertile in nature as they are rich in minerals. 3. Paddy and sugar cane grows well in this soil. 4. It is found in the river valley regions and the coastal planis. 5. Found in the districts of Thanjavur, Tiruvarur, Nagapattinam, Cuddalore.

Answer»

Black soil:

1. Its formation is by weathering of igneous rocks.

2. Clayey in nature when wet develop cracks when dry.

3. Cotton grows well in this soil.

4. It is developed over the Deccan lava granite region under semi arid condition.

5. Found in the districts of Coimbatore, Madurai, Tirunelveli, Virudhunagar.

Alluvial soil:

1. Formed by the deposition of silt by the rivers.

2. Fertile in nature as they are rich in minerals.

3. Paddy and sugar cane grows well in this soil.

4. It is found in the river valley regions and the coastal planis.

5. Found in the districts of Thanjavur, Tiruvarur, Nagapattinam, Cuddalore.

Discussion