AI-generated practice question — model-generated for extra practice, not a previous-year CBSE board question.
Metallurgical coal is valued for smelting iron in blast furnaces. Its major reserves are in the Damodar Valley (West Bengal–Jharkhand), with important coalfields at Jharia, Raniganj, and Bokaro.
Source: Conventional Sources of Energy, Chapter 5
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The examiner expects you to name the category (metallurgical coal) and its location (Damodar Valley / Jharia, Raniganj, Bokaro). Both parts are needed for full credit. Note that metallurgical coal is high-grade bituminous coal found in Gondwana formations — this detail links the question stem to the answer and shows understanding.