___________ does not occur in pure form.
Iron
Copper
Aluminium
None of these
Which is the first coal mine in India?
Jharia
Singareni
Korba
Ranigunj
____________ is the mineral that is in great demand in modern industry.
Bituminous
Lignite
Anthracite
Petroleum
Expand ONGC:
Oil and National Gas Commission
Oil and Natural Gas Commission
Oil and National Gas Centre
Oil and Natural Gas Confederation
___________ is a red coloured ore.
Haematite
Magnetite
Limonite
____________ is the electricity produced with the help of coal,gas and oil.
Wind energy
Solar energy
Hydro electricity
Thermal energy
____________ is the most abundantly found fossil fuel.
Coal
Which among the following fuels is known as the ' fuel for the future '?
LNG
Diesel
Crude Oil
Which of the following types of coal contains above 90% carbon?
Peat
____________ is a soft and brownish variety of coal.