Explanations:The Chota-Nagpur plateau is a significant geographical feature in eastern India, known for its rich mineral deposits, particularly iron ore. This plateau is located in the states of Jharkhand, Odisha, and West Bengal, and it is a crucial area for the mining industry in India. The Chota-Nagpur plateau is part of the larger Deccan plateau system but is distinct in its mineral composition and economic importance.
The Chota-Nagpur plateau is characterized by its rugged terrain, with an average elevation of about 300 to 600 meters above sea level. The plateau is dissected by several rivers, including the Damodar, Subarnarekha, and Brahmani, which have carved deep valleys and gorges, contributing to the region's unique topography.
The mineral wealth of the Chota-Nagpur plateau is extensive. Besides iron ore, the region is also rich in coal, mica, bauxite, and other minerals. The iron ore deposits are particularly significant, with high-grade hematite and magnetite ores found in various parts of the plateau. The iron ore is used in the steel industry, and the region is home to several major steel plants, such as the Tata Steel plant in Jamshedpur.
The other plateaus mentioned in the options are also significant geographical features in India but are not known for their iron ore deposits. The Deccan plateau, for example, is known for its basaltic lava flows and is located in the western and southern parts of India. The Meghalaya plateau is known for its high rainfall and is located in the northeastern part of India. The Malwa plateau is known for its fertile soil and is located in the western part of India, primarily in the state of Madhya Pradesh.
Understanding the mineral wealth of different geographical regions in India is crucial for comprehending the economic and industrial landscape of the country. The Chota-Nagpur plateau's rich iron ore deposits play a significant role in the steel industry and contribute to the economic development of the region and the country as a whole.