Geography & Environment · Minerals & Energy Resources · CISF (LDCE) 2021
Answer D (official UPSC key)Neyveli, Singareni, Korba and Singrauli are coal (Neyveli lignite) mines
More PYQs on Minerals & Energy Resources
Geography & Environment · Minerals & Energy Resources · CISF (LDCE) 2021
More PYQs on Minerals & Energy Resources