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Environmental Chemistry I Atmosphere MCQs e-Book PDF | Class 10 Chemistry App Download

Class 10 Chemistry Study Guide: Practice Test 9 (Chapter 6)

Environmental Chemistry I Atmosphere Multiple Choice Questions (MCQs) PDF Download - 9

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The MCQ: Majority of the UV rays are screened out by; "Environmental Chemistry I Atmosphere" App Download [Free] with answers: nitrogen, oxygen, ozone, and carbon to study distance learning courses. Solve Air Pollution MCQ Questions, download Google eBook (Free Sample) for online certificate courses.

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Environmental Chemistry I Atmosphere MCQs with Answers PDF Download: Quiz 9

MCQ: 41

Majority of the UV rays are screened out by

  1. oxygen
  2. nitrogen
  3. ozone
  4. carbon
MCQ: 42

Most of the dust particles and water vapors are present in

  1. troposphere
  2. stratosphere
  3. mesosphere
  4. thermosphere
MCQ: 43

Which of the following comes mainly due to the combustion of fuel used in motor vehicles?

  1. chlorofluorocarbons (CFCs)
  2. methane
  3. carbon monoxide
  4. lead compounds
MCQ: 44

Which of the following causes headache and dizziness and can even cause death if inhaled for a long time?

  1. sulphur dioxide
  2. carbon dioxide
  3. nitrogen dioxide
  4. carbon monoxide
MCQ: 45

Anything that destroys some part of the environment is called

  1. dirt
  2. virus
  3. pollutant
  4. bacteria
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