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Class 10 Chemistry MCQs - Chapter 6

Environmental Chemistry I Atmosphere Quiz Answers PDF Download - 11

The Book Environmental chemistry i atmosphere Quiz Questions and Answers, environmental chemistry i atmosphere MCQ questions with answers PDF 11 to study online courses, class 10 chemistry tests. Practice Grade 10 Chemistry Test MCQs, environmental chemistry i atmosphere quiz questions and answers for online school courses. The App Environmental Chemistry I Atmosphere Quiz e-Book PDF Download: grade 10 chemistry test, air pollution, troposphere, chemistry mcqs for class 10 test prep for online high school classes.

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Class 10 Chemistry: Environmental Chemistry I Atmosphere Quiz Questions PDF Download

MCQ: Which of the following makes up most of the air?

A) nitrogen
B) oxygen
C) carbon dioxide
D) helium

MCQ: Which of the following is true about nitric oxide?

A) it is colorless
B) it has an irritating odor
C) it is not toxic
D) it is not harmful

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

A) chlorofluorocarbons (chlorofluorocarbons (CFCs))
B) methane
C) ozone
D) lead compounds

MCQ: The extension of troposphere above the Earth's surface is

A) 12 km
B) 50 km
C) 80 km
D) 70 km

MCQ: The energy of sunlight is converted into heat by

A) oxygen only
B) nitrogen only
C) hydrogen
D) oxygen and nitrogen

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