12th Class MCQs

12th Class Chemistry Chapter 16 MCQs with Answers

Welcome to the 12th Class Chemistry Chapter 16 MCQs Practice and Quiz Tests. We are presenting you with top MCQ questions from the 12th Class Chemistry Chapter 16 Environmental Chemistry.

You can find all the 12th Class Chemistry Chapter 16 MCQs online tests on our website. These online tests are great for learning and as well as for scoring maximum marks in your Matriculation Exams. We are making these Class 12 Chemistry MCQs online tests for those who want full marks in their exams.

12th Class Multiple Choice Question Chapter 16 with Answers Free PDF

You can also download 12th Class Questions with Answers Chapter 16 free PDF from the link provided below. To Download file in PDF click on the arrow sign at the top right corner.

Grade 12 Chemistry Chapter 16 Online Quiz

By presenting 3 options to choose from, 12th Class Chapter 16 Quiz which cover a wide range of topics and levels of difficulty, making them adaptable to various learning objectives and preferences. You will have to read all the given answers of 12th Class Questions and Answers and click over the correct answer.

  • Test Name: 12th Class Chemistry Chapter 16 Quiz Practice
  • Type: Quiz Test
  • Total Questions: 40
  • Total Marks: 40
  • Time: 40 minutes

Note: Answer of the questions will change randomly each time you start the test. Practice each quiz test at least 3 times if you want to secure high marks. Once you are finished, click the View Results button. If any answer looks wrong to you in Quizzes. simply comment below this post, so that we can update the answer in the quiz section.

12th Class Chemistry Chapter 16 MCQs

12th Class Chemistry Chapter 16: Environmental Chemistry

Please fill out the form before starting Quiz.

1 / 40

Which gas is the main component of photochemical smog?

2 / 40

Which pollutant is responsible for the formation of ground-level ozone?

3 / 40

Which gas is responsible for the characteristic smell of rotten eggs?

4 / 40

Which atmospheric pollutant is primarily responsible for acid rain formation?

5 / 40

What is the primary source of carbon tetrachloride (CCl4) emissions?

6 / 40

Which gas is a common byproduct of incomplete combustion?

7 / 40

What is the main source of emissions of particulate matter (PM) in urban areas?

8 / 40

Which gas is a major component of landfill gas emissions?

9 / 40

What is the main source of nitrogen oxide (NOx) emissions in urban areas?

10 / 40

Which gas contributes to the formation of ground-level ozone through photochemical reactions?

11 / 40

What is the primary source of nitrous oxide (N2O) emissions?

12 / 40

What is the primary source of methane (CH4) emissions?

13 / 40

Which gas is commonly released during the combustion of organic matter?

14 / 40

Which gas is commonly associated with "indoor air pollution" in households?

15 / 40

Which gas is commonly released during natural gas extraction and processing?

16 / 40

What is the primary source of water vapor in the atmosphere?

17 / 40

What is the main source of volatile organic compounds (VOCs) in urban areas?

18 / 40

What is the primary source of perfluorocarbons (PFCs) emissions?

19 / 40

What is the main source of mercury emissions into the environment?

20 / 40

Which gas is primarily responsible for the bleaching of coral reefs?

21 / 40

Which gas is commonly released during volcanic eruptions and contributes to global cooling?

22 / 40

What is the primary source of hydrochlorofluorocarbons (HCFCs) emissions?

23 / 40

What is the primary source of lead emissions into the atmosphere?

24 / 40

Which gas is commonly used as a refrigerant and is a potent greenhouse gas?

25 / 40

What is the primary source of sulfur dioxide (SO2) emissions into the atmosphere?

26 / 40

Which gas is commonly released during volcanic eruptions?

27 / 40

Which gas is commonly released during the combustion of wood and biomass?

28 / 40

What is the primary source of emissions of dioxins and furans?

29 / 40

Which gas is primarily responsible for the greenhouse effect on Venus?

30 / 40

What is the primary source of polycyclic aromatic hydrocarbons (PAHs) in urban environments?

31 / 40

Which atmospheric component is essential for plant photosynthesis?

32 / 40

What is the primary source of carbon dioxide (CO2) emissions from human activities?

33 / 40

What is the main source of hydrocarbons in urban air pollution?

34 / 40

What is the main source of emissions of volatile organic compounds (VOCs) in industrial areas?

35 / 40

Which gas is commonly associated with the "ozone hole" over Antarctica?

36 / 40

What is the primary source of sulfur hexafluoride (SF6) emissions?

37 / 40

What is the major source of carbon monoxide (CO) emissions in urban environments?

38 / 40

Which gas contributes to the formation of acid rain when combined with water vapor?

39 / 40

Which gas contributes to the greenhouse effect by trapping heat in the atmosphere?

40 / 40

Which gas is commonly associated with the depletion of the ozone layer?

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Download Certificate of Quiz 12th Class Chapter 16

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