Q. The coal mines of Madhya Pradesh mainly belong to which geological age?
Answer: Gondwana Age
Notes: Madhya Pradesh coalfields like Singrauli and Sohagpur are from the Gondwana age, formed in late Paleozoic to early Mesozoic era. Quaternary and Vindhyan formations do not bear coal, while Tertiary coal is found in other Indian regions such as Assam and Meghalaya.