CBSE  /  Class 8  /  Social Science  /  Geography Mineral and Power Resources

  • 1. 
    Why has quarrying become a major environmental concern?

  • Because minerals are pollutants
  • Due to dust raised from the quarrying activities
  • Because it is done by displacing people
  • None of these

  • 2. 
    The process of taking out minerals from rocks buried under the surface of the earth is named as

  • mining
  • pumping
  • extracting
  • none of these

  • 3. 
    Give an example of shafts.

  • Surface mining
  • Deep bores
  • Qff-shore drilling
  • None of these

  • 4. 
    What is the process in which minerals lying near the surface are dug?

  • Drilling
  • Off-shore drilling
  • Quarrying
  • Extraction

  • 5. 
    Name the process in which deep wells are bored to take out petroleum and natural gas.

  • Quarrying
  • Drilling
  • Shaft mining
  • Open cast mining

  • 6. 
    Gold is an example of minerals.

  • ferrous
  • non-ferrous
  • both (a) and (b)
  • none of these

  • 7. 
    Which continent is the largest producer of iron?

  • Asia
  • Europe
  • North America
  • Australia

  • 8. 
    Which one of the following countries in Europe has the largest deposits of iron?

  • Portugal
  • Russia
  • Germany
  • Hungary

  • 9. 
    Which is one of the deepest gold mine of the world?

  • Kolar
  • Jharia
  • Raniganj
  • Bikaner

  • 10. 
    From which mineral is silicon obtained?

  • Coal
  • Bauxite
  • Thorium
  • Quartz
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