Class 10 Chemistry MCQs - Chapter 6

Environmental Chemistry I Atmosphere Multiple Choice Questions (MCQ) PDF Download - 2

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The 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 Grade 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. The Environmental Chemistry I Atmosphere MCQ App Download: Free educational app for layers of atmosphere, chemistry mcqs for class 10, air pollution test prep for virtual online school.

The MCQs: The outer layer of the thermosphere is; "Environmental Chemistry I Atmosphere" App (Android, iOS) with answers: Exosphere; Ionosphere; Mesosphere; Stratosphere; to study online schools courses. Practice Layers of Atmosphere MCQ Questions, download Apple e-Book (Free Sample) for online certifications.

Environmental Chemistry I Atmosphere MCQs with Answers PDF Download: Quiz 2

MCQ 6:

The outer layer of the thermosphere is

ionosphere
exosphere
mesosphere
stratosphere

MCQ 7:

Minimum temperature of the troposphere is

17 °C
−55 °C
−5 °C
1800 °C

MCQ 8:

The temperature of the outer mesosphere is

93 °C
−93 °C
;5 °C
−5 °C

MCQ 9:

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

sulphur dioxide is converted into sulphur trioxide
dirt
carbon monoxide
nitrogen oxides

MCQ 10:

Height of thermosphere is

50 Km
80 Km
above 80 Km
30 Km

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