Environmental Chemistry I Atmosphere Questions and Answers 3 PDF Download

Environmental chemistry i atmosphere quiz questions and answers, environmental chemistry i atmosphere trivia questions PDF to practice grade 10 chemistry test 3 for online learning. Practice "Air Pollution" MCQs, environmental chemistry i atmosphere quiz questions and answers for distance learning classes. Learn composition of atmosphere, environmental issues, ozone depletion, air pollution, layers of atmosphere test prep for distance learning classes.

"Percentage of hydrogen in the air is" Multiple Choice Questions (MCQ) on environmental chemistry i atmosphere with choices 0.8, 0.99, 0.5, and 0.25 for distance learning classes. Free chemistry study guide for online learning air pollution quiz questions for school certificate.

Environmental Chemistry I Atmosphere MCQs Quiz 3 PDF Download

MCQ: Percentage of hydrogen in the air is

  1. 0.99
  2. 0.8
  3. 0.5
  4. 0.25


MCQ: Which of the following have an impact on brain development in human beings especially among children?

  1. chlorofluorocarbons (CFCs)
  2. methane
  3. carbon monoxide
  4. lead compounds


MCQ: Which of the following is true about ozone?

  1. light blue in colour
  2. odourless
  3. not harmful
  4. not a pollutant


MCQ: Which of the following is a powerful irritant which can aggravate the symptoms of people who suffer from respiratory disorders?

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


MCQ: What is meant by the term 'meso'?

  1. top
  2. middle
  3. turning
  4. changing