Question

About half of the agricultural land in Dokur village has _________soil.
a.Black
b.Alluvial
c.Laterite
d.Red

Answer 1

Hint: India is an agricultural rich country. About 70 percent of the population is involved in agriculture. It constitutes a vital part of the Indian economy. Dokur village comes under the Telangana state.

Complete answer: Option a: Black soil is also known as the regur soil. It is black in colour and is found in the areas of Gujarat, Maharashtra, Karnataka, and Madhya Pradesh. Because of their high fertility and retentivity of moisture, the black soils are widely used for producing important crops like cotton, wheat, jowar, linseed, Virginia tobacco, castor, sunflower and millets. This option is incorrect.
Option b: Alluvial soil is one of the most fertile soil that requires least water due to its high porosity. It covers more than 46% of its total land area in India. It is found in areas of Punjab, Haryana, Uttar Pradesh, Bihar, West Bengal and Assam in the east, northern parts of Gujrat. This option is incorrect.
Option c: The laterite soils are commonly found in Karnataka, Kerala, Tamil Nadu, Madhya Pradesh and the hilly areas of Orissa and Assam. Soil Colour: Reddish brown in colour due to the presence of iron oxide. It covers around 10 percent of the total land area in India. This option is incorrect.
Option d: Red soil is porous, fine-grained and fertile in nature having a high percentage of iron, aluminium and lime content. It is also acidic in nature. The agricultural land in the Dokur village has red soils. There are four major soil types in Dokur village. These are dubba, erra, nalla, and regadi. This option is correct.

Hence, the correct answer is option d.

Note: - Red soil with the use of proper fertilizers and irrigation results in high production of cotton, wheat, rice, pulses, millets, tobacco, oil seeds, potatoes, and fruits.
-Rashtriya Krishi Vigyan Yojana (RKVY) ,Soil and Water Conservation in the Catchment of River Kopili, Accelerated Irrigation Benefits Programme (AIBP), Watershed Development Project in Shifting Cultivation Areas (WDPSCA) are some of the schemes implemented by the government of India in order to promote soil conservation.