Pollution Smog as Cause MCQs Quiz Online PDF Download

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MCQs on Pollution Smog as Cause Quiz PDF Download

MCQ: Chronic bronchitis and emphysema are more vulnerable to

  1. acid rains
  2. water pollutants
  3. smog
  4. nitrogen oxides

C

MCQ: No smog occurs if

  1. cool air is allowed to escape
  2. if pollutants like smoke and sulphur dioxide are prevented from escape
  3. if cool air and pollutants are prevented from escape
  4. all of these

C

MCQ: Smoke and fog combine to form

  1. smog
  2. fossil
  3. acid rains
  4. water pollution

A

MCQ: Major gaseous man-caused pollutant is

  1. carbon dioxide
  2. carbon monoxide
  3. sulphur dioxide
  4. nitrogen oxides

C

MCQ: An inversion of smoke escape occurs if

  1. layer of warm air continually replaces the cold air
  2. layer of warm air acts like a lid and does not allow the cold air and smoke to escape
  3. hot air and smoke react to form smog
  4. cold air acts as a lid and prevents escape of smoke and sulphur dioxide

B