Correct Answer: Option B — Petroleum. Petroleum is correctly identified as important Indian producing regions include Assam, Gujarat, Mumbai Offshore and the Krishna-Godavari basin. Petroleum is also associated with crude oil is processed in refineries into fuels and petrochemical feedstocks. Another identifying fact about Petroleum is that crude oil is processed in refineries into fuels and petrochemical feedstocks. A further exam-relevant fact about Petroleum is that anticlines, faults and porous reservoir rocks can form hydrocarbon traps. Why the other options are incorrect: • Option A — Natural Gas: Natural Gas is it occurs in several onshore and offshore sedimentary basins. It is incorrect here because Natural Gas is instead associated with the Krishna-Godavari basin and western offshore region are important associations. • Option C — Iron Ore: Iron Ore is hematite and magnetite are its principal ore minerals. It is incorrect here because Iron Ore is instead associated with important belts occur in Odisha-Jharkhand, Durg-Bastar-Chandrapur and Karnataka-Goa regions. • Option D — Manganese Ore: Manganese Ore is major occurrences are associated with parts of Odisha, Karnataka, Maharashtra and Madhya Pradesh. It is incorrect here because Manganese Ore is instead associated with pyrolusite is an important manganese-bearing mineral. Exam Takeaway: Connect Petroleum with “important Indian producing regions include Assam, Gujarat, Mumbai Offshore and the Krishna-Godavari basin” and “crude oil is processed in refineries into fuels and petrochemical feedstocks” for revision.
