68th B.P.S.C. (Pre) 2022
Which of the following river valleys is rich in coal reserves in India?
aMahanadi River Valley
bDamodar River Valley
cSon River Valley
dMore than one of the above✓ Correct
eNone of the above
Explanation
About 99.5 percent of India’s coal reserves belong to the Gondwana coal system. The major Gondwana coalfields include the Damodar Valley coal field, Son Valley coal field, Mahanadi Valley coal field, Godavari Valley coal field, Wardha coalfield, and Rajmahal coalfield.
general-geography