The oldest oil-field in India is in
A. Haldia
B. Bombay High
C. Neyveli
D. Digboi
Answer: Option D
A. Haldia
B. Bombay High
C. Neyveli
D. Digboi
Answer: Option D
Which central government agency is responsible for the mapping and exploration of minerals?
A. The Geological Survey of India
B. Surveyor General of India
C. National Mineral Development Corporation Ltd
D. Indian Bureau of Mines
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