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

Where is the largest coalfield of India?

• Jharia
• Raniganj
• Neyveli
• Singareni

In which state is Kalpakkazn located?

• Kerala
• Karnataka
• Tamil Nadu
• Andhra Pradesh