Atmosphere traps the sun's heat near the earth's surface. This is called:
  • Acid rain
  • Biosphere
  • Global warming
  • Natural green house effect
Lead emitted by vehicles interferes with development of:
  • Platelets
  • Red blood cell
  • Kidney
  • White blood cells
Presence of particulate matter in polluted air catalyses the oxidation of sulphur dioxide to:
  • Nitric oxide
  • Dioxygen
  • Hydrogen peroxide
  • Sulphur trioxide
Major contributors to acid rain are:
  • SO2 and NO2
  • HD
  • Tritium
  • Protium
The lowest region of atmosphere in which the human being along with other organisms live is known as:
  • Ionosphere
  • Stratosphere
  • Lithosphere
  • Troposphere
Acid rain is harmful for:
  • human beings
  • Agriculture
  • aquatic animals
  • all of the above
Photochemical smog occurs in:
  • Warm,dry and sunny climate
  • Winter climate
  • Rainy climate
  • Frozen time
Vehicles emit a major air pollutant i.e:
  • Lead
  • Ammonia
  • Iron
  • Sulphur
Presence of undesirable solid or gaseous particles in the air promotes:
  • Tropospheric pollution
  • Statospheric pollution
  • Ozone depletion
  • Sulphur pollution
Stratospheric Pollution is caused due to:
  • Break down of Ozone
  • Oxides of nitrogen
  • Photochemical smog
  • Particulate
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