Pollution Smog as Cause Multiple Choice Questions Online pdf eBooks Download

Learn pollution smog as cause MCQs, online O level biology MCQ for test prep. Effects of human activity on ecosystem quiz has multiple choice questions (MCQ), pollution smog as cause quiz questions and answers as chronic bronchitis and emphysema are more vulnerable to, answer key help with choices as acid rains, water pollutants, smog and nitrogen oxides problem solving for viva, competitive exam preparation, interview questions. Free study guide is to practice pollution smog as cause quiz online with MCQs to practice test questions with answers.

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


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


MCQ. Smoke and fog combine to form

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


MCQ. Major gaseous man-caused pollutant is

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


MCQ. An inversion of smoke escape occurs if

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