12th Class Chemistry Chapter 16 MCQs with Answers

AdminApril 5, 2024

0 8 1 minute read

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

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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: Environmental Chemistry

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1 / 40

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

Agricultural practices

Industrial activities

Combustion processes

2 / 40

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

Industrial processes

Agricultural activities

Deforestation

3 / 40

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

Vehicle emissions

Agricultural activities

Industrial processes

4 / 40

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

Carbon monoxide (CO)

Sulfur dioxide (SO2)

Chlorofluorocarbons (CFCs)

5 / 40

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

Burning fossil fuels

Industrial processes

Deforestation

6 / 40

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

Methane (CH4)

Sulfur dioxide (SO2)

Carbon dioxide (CO2)

7 / 40

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

Carbon monoxide (CO)

Sulfur dioxide (SO2)

Nitrogen oxides (NOx)

8 / 40

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

Industrial processes

Transportation

Agricultural activities

9 / 40

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

Carbon dioxide (CO2)

Nitrogen (N2)

Methane (CH4)

10 / 40

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

Sulfur dioxide (SO2)

Carbon monoxide (CO)

Methane (CH4)

11 / 40

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

Human activities

Evaporation from oceans

Combustion processes

12 / 40

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

Vehicle emissions

Industrial processes

Agricultural activities

13 / 40

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

Industrial emissions

Vehicle exhaust

Residential heating

14 / 40

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

Carbon monoxide (CO)

Chlorofluorocarbons (CFCs)

Sulfur dioxide (SO2)

15 / 40

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

Cement production

Automotive industry

Electrical industry

16 / 40

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

Combustion of fossil fuels

Volcanic eruptions

Industrial processes

17 / 40

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

Cement production

Aluminum smelting industry

Automobile exhaust

18 / 40

Which gas is a common byproduct of incomplete combustion?

Sulfur dioxide (SO2)

Nitrogen oxides (NOx)

Carbon monoxide (CO)

19 / 40

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

Cement production

Refrigeration industry

Automobile exhaust

20 / 40

Which gas is commonly released during volcanic eruptions?

Sulfur dioxide (SO2)

Carbon dioxide (CO2)

Nitrogen oxides (NOx)

21 / 40

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

Hydrochlorofluorocarbons (HCFCs)

Chlorofluorocarbons (CFCs)

Hydrofluorocarbons (HFCs)

22 / 40

Which atmospheric pollutant is primarily responsible for acid rain formation?

Carbon monoxide (CO)

Nitrogen oxides (NOx)

Sulfur dioxide (SO2)

23 / 40

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

Methane (CH4)

Nitrogen oxides (NOx)

Carbon dioxide (CO2)

24 / 40

Which gas is the main component of photochemical smog?

Carbon monoxide (CO)

Sulfur dioxide (SO2)

Nitrogen dioxide (NO2)

25 / 40

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

Industrial processes

Agricultural activities

Vehicle emissions

26 / 40

Which atmospheric component is essential for plant photosynthesis?

Oxygen (O2)

Nitrogen (N2)

Carbon dioxide (CO2)

27 / 40

Which gas is a major component of landfill gas emissions?

Methane (CH4)

Nitrous oxide (N2O)

Carbon dioxide (CO2)

28 / 40

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

Chemical manufacturing

Agricultural activities

Automobile exhaust

29 / 40

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

Nitrogen oxides (NOx)

Sulfur dioxide (SO2)

Carbon monoxide (CO)

30 / 40

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

Methane (CH4)

Nitrous oxide (N2O)

Carbon dioxide (CO2)

31 / 40

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

Carbon monoxide (CO)

Nitrogen oxides (NOx)

Sulfur dioxide (SO2)

32 / 40

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

Carbon monoxide (CO)

Nitrogen oxides (NOx)

Methane (CH4)

33 / 40

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

Industrial processes

Automobile exhaust

Mining activities

34 / 40

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

Agricultural runoff

Coal combustion

Industrial processes

35 / 40

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

Industrial processes

Automobile exhaust

Cement production

36 / 40

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

Nitrogen oxides (NOx)

Sulfur dioxide (SO2)

Carbon dioxide (CO2)

37 / 40

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

Industrial emissions

Agricultural activities

Automobile exhaust

38 / 40

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

Carbon monoxide (CO)

Nitrogen oxides (NOx)

Sulfur dioxide (SO2)

39 / 40

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

Agricultural runoff

Industrial processes

Waste incineration

40 / 40

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

Carbon monoxide (CO)

Sulfur dioxide (SO2)

Hydrogen sulfide (H2S)

Download Certificate of Quiz 12th Class Chapter 16

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AdminApril 5, 2024

0 8 1 minute read