Environmental Chemistry I Atmosphere App Download – Class 10 Chemistry MCQ e-Book PDF

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Class 10 Chemistry MCQs – Practice Test 2 (Chapter 6)

Environmental Chemistry I Atmosphere MCQ with Answers PDF Download – Test 2

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Study Environmental chemistry i atmosphere Multiple Choice Questions (MCQ Quiz) with Answers PDF (Environmental Chemistry I Atmosphere MCQ PDF e-Book) download Ch. 6-2 to learn Class 10 Chemistry Course. Study Layers of Atmosphere Multiple Choice Questions and Answers (MCQs) PDF, Environmental Chemistry I Atmosphere Quiz Questions and Answers to study online schools courses. Download the Environmental Chemistry I Atmosphere App – Free Class 10 Chemistry MCQ App to learn layers of atmosphere, chemistry mcqs for class 10, air pollution test prep for virtual online school.

The MCQ: Outer layer of the thermosphere is; "Environmental Chemistry I Atmosphere" App (Android, iOS) with answers: exosphere, ionosphere, mesosphere, and stratosphere to study online schools courses. Practice Layers of Atmosphere MCQ Questions, download Apple Book (Free Chapter) for online certifications.

Environmental Chemistry I Atmosphere MCQ – Practice Test 2 PDF Download

MCQ 6: The outer layer of the thermosphere is:

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

MCQ 7: Minimum temperature of the troposphere is:

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

MCQ 8: The temperature of the outer mesosphere is:

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

MCQ 9: 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 10: Height of thermosphere is:

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

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