Minerals & Industries — Set 4

Correct Answer: B. Dhanbad

The Sindri Fertiliser Plant, once one of India's largest fertiliser plants, is located in Dhanbad district. It was established in 1951 as India's first large public sector industrial project. The plant has declined significantly and been partly shut due to technological obsolescence, but it remains historically significant.

Correct Answer: B. SAIL Bokaro Steel Plant

Bokaro Steel City was developed as a planned township around SAIL's Bokaro Steel Plant in Jharkhand. The city was designed to house the workers and administrative staff of the steel plant. Bokaro Steel Plant is one of the largest integrated steel plants in India, producing hot-rolled coils, cold-rolled coils, and galvanised products.

Correct Answer: B. North Koel Reservoir Project for irrigation in Palamu region

The North Koel Reservoir Project is a major irrigation project on the North Koel River in Jharkhand aimed at providing irrigation water to the drought-prone Palamu and Garhwa districts. The project has been under construction for decades but faces funding and technical challenges. Palamu region is one of the most underdeveloped areas in Jharkhand due to drought conditions.

Correct Answer: B. The elevated plateau region forming the core of Jharkhand, drained by rivers flowing in multiple directions

The Chota Nagpur Plateau is the elevated plateau that forms the geological and geographical core of Jharkhand state. It is drained by rivers flowing in different directions — the Damodar flowing eastward, the Koel flowing southward, and the Subarnarekha flowing towards Odisha. The plateau's ancient Precambrian rocks contain the mineral deposits that make Jharkhand resource-rich.

Correct Answer: C. Hazaribagh and surroundings

Graphite deposits in Jharkhand are found mainly in Hazaribagh and surrounding areas. Graphite is used in pencil manufacture, lubricants, electrodes, and increasingly in lithium-ion batteries. Jharkhand's graphite is part of India's overall mineral resource base that is gaining importance with the electric vehicle revolution.

Correct Answer: A. Steel Authority of India Limited

SAIL stands for Steel Authority of India Limited, a central public sector enterprise and India's largest steel-making company by production capacity. SAIL operates five integrated steel plants including Bokaro in Jharkhand. SAIL produces a wide variety of steel products used in construction, railways, defence, and industry.

Correct Answer: C. Aluminium

Bauxite is the primary ore from which aluminium is extracted through the Bayer process. Jharkhand has bauxite deposits though it is not among the largest producers. Aluminium is used extensively in packaging, aerospace, automotive, and construction industries.

Correct Answer: B. Irrigation, drinking water, and power generation

The Subarnarekha Multipurpose Project was built on the Subarnarekha and Kharkai rivers in Jharkhand for irrigation, drinking water supply, and power generation. The project includes the Chandil Dam, Icha Dam, and Galudih Barrage. The project was designed to irrigate large areas of Jharkhand, Odisha, and West Bengal.

Correct Answer: B. Singhbhum

Chromite deposits in Jharkhand are found in the Singhbhum district, particularly in the Sukinda-type ultramafic rock formations. Chromite is used in the production of stainless steel, alloy steel, chrome chemicals, and refractories. Jharkhand's chromite is part of the broader Eastern India chromite belt.

Correct Answer: B. Industrial development and investment in Jharkhand

JIADA (Jharkhand Industrial Area Development Authority) was established to promote industrial development and attract investment to Jharkhand by developing industrial areas, providing infrastructure, and facilitating clearances for industries. It develops industrial parks and Special Economic Zones across the state. JIADA aims to leverage Jharkhand's mineral wealth and industrial heritage to create new employment.