Minerals is a Geography of Rajasthan topic in the RAS/RPSC syllabus. This page gathers exam-style Minerals multiple-choice questions with correct answers and explanations, so aspirants can test recall and revise frequently examined concepts.
Practice 182 Minerals multiple-choice questions with detailed answers and explanations. Ideal for RAS/RPSC exam preparation.
Reviewed by: Aspirant Academy Editorial Team
Q1. Petroleum/crude oil in Rajasthan is primarily extracted from which area?
Explanation
Barmer-Sanchore basin (Mangala, Bhagyam, Aishwariya fields operated by Cairn/Vedanta) is the primary petroleum-producing region.
Q2. Consider the following statements about Rajasthan's share in India's mineral resources: 1. Rajasthan accounts for 89% of India's lead and zinc ore resources. 2. Rajasthan accounts for 49% of India's potash resources. 3. Rajasthan accounts for 54% of India's copper ore resources. 4. Rajasthan accounts for 82% of India's rock phosphate resources. Which of the statements given above are correct?
Explanation
Statement 1 is correct because the official figure gives lead and zinc ore at 89%. Statement 2 is incorrect: potash is shown as 94%, not 49%. Statement 3 is correct because copper ore is shown as 54%. Statement 4 is incorrect because rock phosphate is shown as 31%, not 82%; 82% in the same figure belongs to gypsum.
Q3. Consider the following statements about mines in Rajasthan: 1. The Khetri Copper Complex is located in Udaipur district. 2. Zawar mines near Udaipur are famous for lead-zinc deposits. 3. Rampura-Agucha in Bhilwara district is a major lead-zinc mining site. Which of the statements given above are correct?
Explanation
Statement 1 is false because Khetri Copper Complex is in Jhunjhunu, not Udaipur. Statement 2 is correct because Zawar near Udaipur is associated with lead-zinc. Statement 3 is correct because Rampura-Agucha in Bhilwara is a major lead-zinc site.
Q4. Asbestos in Rajasthan is found primarily in:
Explanation
Asbestos (chrysotile) is found in Udaipur and Dungarpur districts in the Aravalli hills of southern Rajasthan.
Q5. Consider the following statements about mineral discoveries recorded by Rajasthan's Department of Mines and Geology: 1. Rampura-Agucha in Bhilwara has 58.8 million tonnes of lead-zinc reserves containing 1.9% Pb and 13.4% Zn. 2. Nathara-Ki-Pal in Udaipur has 14.2 million tonnes of iron-ore resources containing 50% Fe. 3. Jhamarkotra in Udaipur has rock phosphate resources with 16 to 38% P2O5. 4. Chomu-Morija in Jaipur is a rock phosphate deposit containing 16 to 38% P2O5. Which of the statements given above are correct?
Explanation
Statements 1, 2 and 3 are correct as per the Department's mineral-discovery list. Statement 4 is incorrect because Chomu-Morija is cited as an iron-ore deposit with 60% Fe, while the 16 to 38% P2O5 fact belongs to Jhamarkotra rock phosphate.
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