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Environmental Chemistry MCQs with Answers

Welcome to the Environmental Chemistry MCQs with Answers, it helps learners quickly identify areas for improvement in Environmental Chemistry Online Test.

Environmental chemistry focuses on the study of chemical processes occurring in the environment, including the impact of human activities on natural systems. It encompasses various aspects crucial for understanding and managing environmental issues. Environmental Chemistry MCQs and related assessments play a significant role in evaluating knowledge in this field.

Pollution control MCQs examine strategies and technologies aimed at reducing or preventing pollution in air, water, and soil. Water quality MCQs assess factors affecting the purity and safety of water sources, including chemical contaminants and their effects on ecosystems and human health.

Air pollution MCQs explore the sources, pollutants, and mitigation strategies related to atmospheric contaminants, addressing issues such as greenhouse gases, particulate matter, and ozone depletion. Toxicology MCQs focus on the study of harmful effects of chemicals on living organisms, crucial for assessing environmental risks and developing regulations.

Environmental laws MCQs cover legal frameworks and regulations designed to protect natural resources and mitigate environmental impacts. Understanding these laws is essential for implementing effective environmental management practices and sustainability initiatives.

Environmental Chemistry Online Quiz

By presenting 3 options to choose from, Environmental Chemistry 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 Environmental Chemistry Questions and Answers and click over the correct answer.

  • Test Name: Environmental Chemistry MCQ 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 Quiz, simply click on question and comment below that question, so that we can update the answer in the quiz section.

Environmental Chemistry MCQs

Environmental Chemistry

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1 / 40

Which pollutant is responsible for the formation of acid rain?

2 / 40

Which pollutant is primarily responsible for smog formation?

3 / 40

Which pollutant is primarily responsible for acidification of aquatic ecosystems?

4 / 40

What is the main source of cadmium pollution in the environment?

5 / 40

What is the process by which pollutants are removed from the atmosphere through precipitation?

6 / 40

What is the term for the process by which pollutants are broken down by sunlight?

7 / 40

What is the main source of methane emissions?

8 / 40

What is the main cause of the ozone hole?

9 / 40

What is the term for the process by which chemicals are released from soil or rock into groundwater?

10 / 40

Which of the following is a secondary air pollutant?

11 / 40

What is the main source of dioxin pollution in the environment?

12 / 40

Which of the following is a primary source of noise pollution?

13 / 40

Which pollutant is primarily responsible for depletion of the ozone layer?

14 / 40

What is the term for the process by which pollutants are released from a source into the environment?

15 / 40

What is the main source of sulfur dioxide emissions?

16 / 40

What is the term for the process by which pollutants settle out of the atmosphere onto surfaces?

17 / 40

What is the term for the process by which pollutants are removed from the atmosphere by dissolving in water droplets?

18 / 40

What is the term for the process by which chemicals accumulate in the fatty tissues of organisms?

19 / 40

What is the process by which chemicals are broken down into simpler forms by microorganisms?

20 / 40

Which pollutant is primarily responsible for mercury contamination in aquatic ecosystems?

21 / 40

What is the main source of arsenic pollution in drinking water?

22 / 40

Which of the following is a primary source of water pollution?

23 / 40

What is the term for the release of pollutants into the atmosphere from vehicles and industrial facilities?

24 / 40

Which of the following is a primary source of soil pollution?

25 / 40

What is the main source of phosphorus pollution in aquatic ecosystems?

26 / 40

What is the main source of volatile organic compound (VOC) emissions?

27 / 40

What is the term for the process by which pollutants are taken up by plants through their roots?

28 / 40

What is the term for the process by which pollutants are transferred from one part of the environment to another?

29 / 40

What is the main source of lead pollution in the environment?

30 / 40

Which of the following is a primary source of light pollution?

31 / 40

Which of the following is a primary air pollutant?

32 / 40

What is the primary source of nitrous oxide emissions?

33 / 40

What is the main source of mercury pollution in aquatic ecosystems?

34 / 40

What is the main source of carbon monoxide emissions?

35 / 40

What is the term for the process by which pollutants are absorbed and retained by soil particles?

36 / 40

Which pollutant is primarily responsible for global warming?

37 / 40

What is the main source of nitrogen oxide emissions?

38 / 40

What is the primary greenhouse gas emitted by human activities?

39 / 40

What is the term for the accumulation of pollutants in higher concentrations in organisms higher up the food chain?

40 / 40

What is the term for the process by which chemicals accumulate in the tissues of organisms at higher trophic levels?

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Environmental Chemistry Flashcards

What is the primary greenhouse gas emitted by human activities?

Carbon dioxide

What is the process by which pollutants are removed from the atmosphere through precipitation?

Acid rain

What is the main cause of the ozone hole?

Chlorofluorocarbons

What is the term for the accumulation of pollutants in higher concentrations in organisms higher up the food chain?

Biomagnification

Which of the following is a primary air pollutant?

Sulfur dioxide

What is the main source of mercury pollution in aquatic ecosystems?

Industrial emissions

What is the process by which chemicals are broken down into simpler forms by microorganisms?

Biodegradation

Which pollutant is responsible for the formation of acid rain?

Sulfur dioxide

What is the term for the process by which chemicals are released from soil or rock into groundwater?

Leaching

What is the main source of lead pollution in the environment?

Lead-based paints

What is the term for the process by which chemicals accumulate in the fatty tissues of organisms?

Bioaccumulation

Which of the following is a secondary air pollutant?

Ozone

What is the main source of sulfur dioxide emissions?

Burning fossil fuels

What is the term for the release of pollutants into the atmosphere from vehicles and industrial facilities?

Emissions

Which pollutant is primarily responsible for smog formation?

Nitrogen oxides

What is the main source of nitrogen oxide emissions?

Vehicle emissions

What is the term for the process by which chemicals accumulate in the tissues of organisms at higher trophic levels?

Biomagnification

Which of the following is a primary source of water pollution?

Industrial discharge

What is the main source of carbon monoxide emissions?

Vehicle exhaust

What is the term for the process by which pollutants settle out of the atmosphere onto surfaces?

Deposition

Which pollutant is primarily responsible for global warming?

Carbon dioxide

What is the main source of methane emissions?

Agriculture

What is the term for the process by which pollutants are taken up by plants through their roots?

Phytoremediation

Which of the following is a primary source of soil pollution?

Industrial waste

What is the main source of volatile organic compound (VOC) emissions?

Industrial processes

What is the term for the process by which pollutants are absorbed and retained by soil particles?

Adsorption

Which pollutant is primarily responsible for depletion of the ozone layer?

Chlorofluorocarbons

What is the main source of phosphorus pollution in aquatic ecosystems?

Agricultural runoff

What is the term for the process by which pollutants are transferred from one part of the environment to another?

Transport

Which of the following is a primary source of noise pollution?

Transportation

What is the main source of dioxin pollution in the environment?

Combustion processes

What is the term for the process by which pollutants are broken down by sunlight?

Photodegradation

Which pollutant is primarily responsible for acidification of aquatic ecosystems?

Sulfur dioxide

What is the main source of arsenic pollution in drinking water?

Natural deposits

What is the term for the process by which pollutants are released from a source into the environment?

Discharge

Which of the following is a primary source of light pollution?

Urbanization

What is the main source of cadmium pollution in the environment?

Industrial emissions

What is the term for the process by which pollutants are removed from the atmosphere by dissolving in water droplets?

Wet deposition

Which pollutant is primarily responsible for mercury contamination in aquatic ecosystems?

Industrial emissions

What is the primary source of nitrous oxide emissions?

Agricultural activities

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