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Environmental Chemistry I Atmosphere MCQ with Answers PDF Download eBook - 2

Learn Environmental chemistry i atmosphere MCQ with answers PDF, environmental chemistry i atmosphere quiz worksheets with answers key to solve 10th grade chemistry worksheet 2 for online classes. Practice "Environmental Pollution" Multiple Choice Questions and Answers (MCQs), environmental chemistry i atmosphere quiz questions and answers for online education. Learn layers of atmosphere, chemistry mcqs for class 10, air pollution test prep for taking online classes.

"The outer layer of the thermosphere is" Multiple Choice Questions (MCQ) on environmental chemistry i atmosphere with choices exosphere, ionosphere, mesosphere, and stratosphere for online education. Solve environmental pollution quiz questions for school certificate programs for online school and college.

Environmental Chemistry I Atmosphere MCQs Quiz 2 PDF Download eBook

MCQ: The outer layer of the thermosphere is

  1. ionosphere
  2. exosphere
  3. mesosphere
  4. stratosphere


MCQ: Minimum temperature of the troposphere is

  1. 17 °C
  2. −55 °C
  3. −5 °C
  4. 1800 °C


MCQ: The temperature of the outer mesosphere is

  1. 93 °C
  2. −93 °C
  3. ;5 °C
  4. −5 °C


MCQ: If silk clothes are left in the open air for a week or so, their color fades because of

  1. sulphur dioxide is converted into sulphur trioxide
  2. dirt
  3. carbon monoxide
  4. nitrogen oxides


MCQ: Height of thermosphere is

  1. 50 Km
  2. 80 Km
  3. above 80 Km
  4. 30 Km