Environmental Chemistry I Atmosphere Multiple Choice Questions and Answers 12 PDF Book Download

Environmental chemistry i atmosphere MCQ, environmental chemistry i atmosphere quiz answers 12 to learn high school chemistry online courses. Air pollution multiple choice questions (MCQs), environmental chemistry i atmosphere quiz questions and answers for online school degrees. Air pollution, layers of atmosphere, composition of atmosphere test for high school teacher certification.

Learn high school chemistry MCQs: height of mesosphere is, with choices 12-50 km, 0-12 km, 50-80 km, and above 80 km for online school degrees. Free chemistry study guide for online learning air pollution quiz questions to attempt multiple choice questions based test.

MCQ on Environmental Chemistry I Atmosphere Worksheets 12 PDF Book Download

MCQ: What is term used for area in which amount of ozone has been reduced?

  1. Black hole
  2. Worm hole
  3. Ozone hole
  4. None of these


MCQ: Height of mesosphere is

  1. 0-12 km
  2. 12-50 km
  3. 50-80 km
  4. Above 80 km


MCQ: Percentage of methane in air is

  1. 0.00%
  2. 0.00%
  3. 0.00%
  4. 0.00%


MCQ: A waste treatment process in which solid waste is burned at high temperature is called

  1. Combustion
  2. Incineration
  3. Both A and B
  4. None of these


MCQ: Which of following is first layer of atmosphere as one moves upwards from Earth's surface?

  1. Troposphere
  2. Stratosphere
  3. Mesosphere
  4. Thermosphere