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MCQs

Total Questions : 119 | Page 3 of 12 pages
Question 21. Why CBG is good energy?
  1.    Because it reduces ozone forming emission
  2.    It reduces pollutants
  3.    Better type of energy
  4.    Less pollutants
 Discuss Question
Answer: Option A. -> Because it reduces ozone forming emission
Answer: (a).Because it reduces ozone forming emission
Question 22. How sulphur is scrubbed out from flue gases in the coal fired power plants?
  1.    By using mixture of limestone and Lead
  2.    By using mixture of limestone and water
  3.    By using mixture of nitrogen oxide and water
  4.    Bu using mixture of Sodium and water
 Discuss Question
Answer: Option B. -> By using mixture of limestone and water
Answer: (b).By using mixture of limestone and water
Question 23. What are flue Gases?
  1.    Emitting from the chimmy's
  2.    From Industries
  3.    From houses
  4.    From vehicles
 Discuss Question
Answer: Option A. -> Emitting from the chimmy's
Answer: (a).Emitting from the chimmy's
Question 24. Why most of the power station are not using selective catalytic reduction?
  1.    Less concern about the pollution
  2.    Due to high cost
  3.    They don?t have advance knowledge about pollution control
  4.    More attention is paid to money making
 Discuss Question
Answer: Option B. -> Due to high cost
Answer: (b).Due to high cost
Question 25. What reduces the nitrogen oxide from the car?
  1.    Catalytic Converter
  2.    Photovoltaic cells
  3.    Solar Plates
  4.    Catalytic Cells
 Discuss Question
Answer: Option A. -> Catalytic Converter
Answer: (a).Catalytic Converter
Question 26. Which of the following mentioned layers is NOT a homosphere?
  1.    Exosphere
  2.    Troposphere
  3.    Ionosphere
  4.    Mesosphere
 Discuss Question
Answer: Option A. -> Exosphere
Answer: (a).Exosphere
Question 27. The planetary boundary layer belongs to which of the following atmospheric layers?
  1.    Exosphere
  2.    Ionosphere
  3.    Stratosphere
  4.    None of the mentioned
 Discuss Question
Answer: Option D. -> None of the mentioned
Answer: (d).None of the mentioned
Question 28. By international convention, which line marks the outermost boundary of the Earth’s atmosphere?
  1.    Space line
  2.    Boundary line
  3.    Karman line
  4.    Astronaut line
 Discuss Question
Answer: Option C. -> Karman line
Answer: (c).Karman line
Question 29. What is the atmospheric pressure at sea level?
  1.    101325 Pa
  2.    14.696 psi
  3.    760 Torr
  4.    All of the mentioned
 Discuss Question
Answer: Option D. -> All of the mentioned
Answer: (d).All of the mentioned
Question 30. Turbopause is highest layer of the homosphere.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True

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