• 1. 
    What is the main source of pollution?

  • Solid waste
  • Crops
  • Animals
  • Forests
  • 2. 
    Which is the natural source of air pollution?

  • Man
  • Water
  • Agriculture
  • Volcanoes
  • 3. 
    What is the source of pollution along the banks of Ganga?

  • Leather industry
  • Paper industry
  • Gases
  • Waste
  • 4. 
    Which town along the banks of Yamuna is polluted?

  • Lucknow
  • Mathura
  • Kanpur
  • Varanasi
  • 5. 
    What is the unit for measuring noise pollution?

  • Millibar
  • Decibal
  • Decimetre
  • Centimetre
  • 6. 
    In which Dharavi stream is located?

  • Karnataka
  • Gujarat
  • Maharashtra
  • Rajasthan
  • 7. 
    Land degradation is not the result of:

  • Erosion
  • Salinity
  • Alkalinity
  • Forests
  • 8. 
    The wasteland in India covers:

  • 7.5%
  • 10.5%
  • 15.9%
  • 25.15%
  • 9. 
    Jhabua district is located in:

  • Karnataka
  • Madhya Pradesh
  • Chhattisgarh
  • Jharkhand
  • 10. 
    By 2050, how many people will live in towns?

  • 1/4th
  • 1/3rd
  • 2/3rd
  • 3/4th
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