Q1. [2] medium initial-understanding
Manganese is an essential mineral in steel production. Explain TWO uses of manganese — one in the steel industry and one outside it — and identify the leading manganese-producing state in India.
Generated by claude-sonnet-4-6 · 2026-06-26 13:31 · grounding rag
Model Answer
Uses of Manganese:
- Steel industry: Manganese is used in the manufacturing of steel and ferro-manganese alloy. Approximately 10 kg of manganese is required to produce one tonne of steel.
- Outside steel industry: It is used in manufacturing bleaching powder, insecticides, and paints.
Leading producer: Madhya Pradesh is the leading manganese-producing state in India (33% share in 2018–19).
Source: Chapter 5, Ferrous Minerals — Manganese
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Explanation
- The question has three parts — steel use, non-steel use, and leading state — so address all three clearly.
- The key figures (10 kg per tonne, 33% share for MP) are directly from the textbook and impress examiners.
- Avoid writing vague statements; use specific details from the passage for full marks in a 2-mark answer.