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MCQs

Total Questions : 360 | Page 6 of 36 pages
Question 51. What are 'anthropogenic' sources of CO?
  1.    Industries, Motor Vehicles
  2.    Forest fire
  3.    Volcanic Eruption
  4.    Deforestation
 Discuss Question
Answer: Option A. -> Industries, Motor Vehicles
Answer: (a).Industries, Motor Vehicles
Question 52. Air pollution damages to building materials by
  1.    Acid deposition
  2.    Corrosion
  3.    Disasters
  4.    Fire
 Discuss Question
Answer: Option B. -> Corrosion
Answer: (b).Corrosion
Question 53. Alkenes is saturated 'hydrocarbons' and fairly
  1.    an inert gase
  2.    An active agent
  3.    Non Active
  4.    All of Above
 Discuss Question
Answer: Option A. -> an inert gase
Answer: (a).an inert gase
Question 54. Which control measure is most effective way of controlling HC?
  1.    Absorption
  2.    Carbon Adsorption
  3.    Condensation
  4.    Incinertion
 Discuss Question
Answer: Option B. -> Carbon Adsorption
Answer: (b).Carbon Adsorption
Question 55. Photochemical smog is a mixture of 'VOCs' and
  1.    Oxidants
  2.    Reactants
  3.    Products
  4.    Oxides
 Discuss Question
Answer: Option A. -> Oxidants
Answer: (a).Oxidants
Question 56. What causes settleable particulates to fall down ?
  1.    Gravity
  2.    Rain
  3.    Sunlight
  4.    Air
 Discuss Question
Answer: Option A. -> Gravity
Answer: (a).Gravity
Question 57. Incinertion, adsorption, condensation and substitution are control methods of
  1.    HCs
  2.    Nox
  3.    CO₂
  4.    CO
 Discuss Question
Answer: Option A. -> HCs
Answer: (a).HCs
Question 58. Oxides of sulphur are 'corrosive' and
  1.    Non-combustible gas
  2.    Poisonous gas
  3.    Non poisonous gas
  4.    All of above
 Discuss Question
Answer: Option B. -> Poisonous gas
Answer: (b).Poisonous gas
Question 59. What pollutants causes in plants ?
  1.    Diversity
  2.    Growth
  3.    degradation
  4.    All of above
 Discuss Question
Answer: Option B. -> Growth
Answer: (b).Growth
Question 60. What are major sources of nitrogen oxide emissions ?
  1.    Coal
  2.    Oil
  3.    Natural gas
  4.    All of above
 Discuss Question
Answer: Option C. -> Natural gas
Answer: (c).Natural gas

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