Which is the hardest mineral?
  • Diamond
  • Granite
  • Basalt
  • Gabbro
Which one of the following is a ferrous mineral?
  • Bauxite
  • Iron ore
  • Mica
  • Coal
The iron content in Hematite is:
  • 20 - 30%
  • 30 - 40%
  • 40 - 50%
  • 60 - 70%
Which one of the following is a famous Copper mine?
  • Bastar
  • Khetri
  • Nellore
  • Jharia
Lignite coal is found in:
  • Jharia
  • Neyveli
  • Bokaro
  • Raniganj
Where is the largest solar plant located?
  • Nasik
  • Madhopur
  • Kaiga
  • Chandrapur
Which one of the following is a non-metallic mineral?
  • Iron
  • Limestone
  • Manganese
  • Copper
For which mineral, is Hazaribagh Plateau famous?
  • Iron ore
  • Copper
  • Mica
  • Coal
In which state is Kalpakkazn located?
  • Kerala
  • Karnataka
  • Tamil Nadu
  • Andhra Pradesh
Which out of the following states has major oil fields?
  • Assam
  • Bihar
  • Rajasthan
  • Tamil Nadu
On which station out of the following, the first atomic station was set up?
  • Kalpakkam
  • Narora
  • RanaPartapSagar
  • Tarapur.
Out of the following, which mineral is called ‘Brown diamond’?
  • Iron ore
  • Lignite
  • Manganese
  • Mica
Which is the non-renewable source of energy?
  • Hydel
  • Solar
  • Thermal
  • Wind
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