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Class 10 Chemistry Cerification Guide: Practice Test 11 (Chapter 6)

Environmental Chemistry I Atmosphere Quiz Questions & Answers PDF Download - 11

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The Environmental chemistry i atmosphere Quiz Questions and Answers PDF (Environmental Chemistry I Atmosphere Quiz PDF e-Book) download Ch. 6-11 to learn Class 10 Chemistry Course. Solve Grade 10 Chemistry Test MCQs PDF, Environmental Chemistry I Atmosphere Quiz Questions and Answers for high school certification courses. The Environmental Chemistry I Atmosphere Quiz App to Download Free Class 10 Chemistry App to learn grade 10 chemistry test, air pollution, troposphere, chemistry mcqs for class 10 test prep for online schools.

The Quiz: Which of the following makes up most of the air; "Environmental Chemistry I Atmosphere" App (iOS, Android) with answers: oxygen, nitrogen, carbon dioxide, and helium for high school certification courses. Study Grade 10 Chemistry Test MCQ Questions, download Google Book (Free Chapter) for online high school classes.

Environmental Chemistry I Atmosphere Exam Questions and Answers PDF Download: Test 11

MCQ: 51

Which of the following makes up most of the air?

  1. nitrogen
  2. oxygen
  3. carbon dioxide
  4. helium
MCQ: 52

Which of the following is true about nitric oxide?

  1. it is colorless
  2. it has an irritating odor
  3. it is not toxic
  4. it is not harmful
MCQ: 53

Presence of which of the following can be felt near the photocopier, television set, microwave oven, etc.?

  1. chlorofluorocarbons (chlorofluorocarbons (CFCs))
  2. methane
  3. ozone
  4. lead compounds
MCQ: 54

The extension of troposphere above the Earth's surface is

  1. 12 km
  2. 50 km
  3. 80 km
  4. 70 km
MCQ: 55

The energy of sunlight is converted into heat by

  1. oxygen only
  2. nitrogen only
  3. hydrogen
  4. oxygen and nitrogen

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