Which Indian mineral resource term is correctly associated with classification or identity “a gaseous fossil fuel composed mainly of methane”, and also with “it occurs in several onshore and offshore sedimentary basins”?

Correct Answer: Option A — Natural Gas. Natural Gas is correctly identified as a gaseous fossil fuel composed mainly of methane. Natural Gas is also associated with it occurs in several onshore and offshore sedimentary basins. Another identifying fact about Natural Gas is that the Krishna-Godavari basin and western offshore region are important associations. A further exam-relevant fact about Natural Gas is that it is used for power, fertilizer manufacture, industry and household fuel. Why the other options are incorrect: • Option B — Iron Ore: Iron Ore is a metallic mineral resource used chiefly for making iron and steel. It is incorrect here because Iron Ore is instead associated with hematite and magnetite are its principal ore minerals. • Option C — Manganese Ore: Manganese Ore is a metallic mineral important in steel and alloy manufacture. It is incorrect here because Manganese Ore is instead associated with major occurrences are associated with parts of Odisha, Karnataka, Maharashtra and Madhya Pradesh. • Option D — Bauxite: Bauxite is the principal ore used for aluminium production. It is incorrect here because Bauxite is instead associated with it commonly forms through intense lateritic weathering. Exam Takeaway: Connect Natural Gas with “a gaseous fossil fuel composed mainly of methane” and “it occurs in several onshore and offshore sedimentary basins” for revision.