This quiz works best with JavaScript enabled. Home > Ugc Net > Paper 1 > Environment > Air Pollution – Quiz 9 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Air Pollution Quiz 9 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. When untreated sewage and fertilisers wash into water, which process results? A) Decomposition. B) Biomagnification. C) Eutrophication. D) Bioaccumulation. Show Answer Correct Answer: C) Eutrophication. 2. When is ozone good for human health? A) When it is in the thermosphere. B) When it is in the troposphere. C) When it is in the mesosphere. D) When it is in the stratosphere. Show Answer Correct Answer: D) When it is in the stratosphere. 3. Which name is NOT matched correctly to its chemical formula? A) Ozone (O3). B) Oxygen atom (O). C) Oxygen molecule (O2). D) Oxygen gas (O). Show Answer Correct Answer: D) Oxygen gas (O). 4. Which city, state or country produces most air pollution per year A) UTAH. B) Russia. C) China. D) Middle East. Show Answer Correct Answer: C) China. 5. Which of the following statement is incorrect A) Dirty air is good for health. B) Air occupies empty spaces. C) Air has no colour or taste. D) None of above. Show Answer Correct Answer: A) Dirty air is good for health. 6. Most of the air we breath is A) Oxygen. B) Argon. C) Nitrogen. D) Carbon Dioxide. Show Answer Correct Answer: C) Nitrogen. 7. Increase in which gas is primarily responsible for increased global warming? A) Methane. B) Water vapor. C) Nitric oxides. D) Carbon dioxide. Show Answer Correct Answer: D) Carbon dioxide. 8. Which would probably be the most effective way to reduce the amount of methane released into the atmosphere? A) Making sure to prevent forest fires. B) Reducing the amount of electricity we use. C) Reducing the number of cows we raise for meat. D) Reducing the amount of gasoline we use. Show Answer Correct Answer: C) Reducing the number of cows we raise for meat. 9. A ..... is a machine that moves gases through a spray of water that dissolves many pollutants in coal plant emissions A) Flare. B) Electrostatic precipitator. C) Scrubber. D) Reverse osmosis membrane. Show Answer Correct Answer: C) Scrubber. 10. What do cars, power plants and furnaces have in common? A) They all burn gasoline. B) They all burn coal. C) They all burn wood. D) They all burn fossil fuels. Show Answer Correct Answer: D) They all burn fossil fuels. 11. Where does most of our air pollution come from? A) Natural sources such as volcanoes. B) Cars burning gas. C) Burning fossil fuels and industrial processes. D) Geysers and earthquakes. Show Answer Correct Answer: C) Burning fossil fuels and industrial processes. 12. Nitrogen accounts for what percentage of the atmosphere? A) 78%. B) Less than 1%. C) 7%. D) 52%. E) 21%. Show Answer Correct Answer: A) 78%. 13. If a substance has a pH of 10 it is considered to be ..... A) Acid rain. B) An acid. C) A base. D) None of the above. Show Answer Correct Answer: C) A base. 14. In which layer of the atmosphere is all this global warming taking place? A) Thermosphere. B) Stratosphere. C) Mesosphere. D) Troposphere. Show Answer Correct Answer: D) Troposphere. 15. The lowest layer of Earth's atmosphere, where weather occurs. A) Troposphere. B) Mesosphere. C) Stratosphere. D) Thermosphere. Show Answer Correct Answer: A) Troposphere. 16. When air above is warmer than the air below it is called a A) Tempeture increase. B) Tempeture change. C) Tempeture shift. D) Tempeture inversion. Show Answer Correct Answer: D) Tempeture inversion. 17. How has Mexico City's government tried to address its air pollution problem? A) Built water sanitation plants in the city. B) Banned cutting down trees. C) Limited mining in the mountains near the city. D) Restricted automobile use in the city. Show Answer Correct Answer: D) Restricted automobile use in the city. 18. What can cause burning to your skin A) Sulfur dioxde. B) Matter. C) Leads. D) Nitrogen. Show Answer Correct Answer: A) Sulfur dioxde. 19. Global warming is due to A) Greenhouse gases. B) Nitric and sulfuric acids. C) CFCs. D) Ozone depletion. Show Answer Correct Answer: A) Greenhouse gases. 20. All of the following are primary air pollutants except A) VOCs. B) Nitric acid. C) Carbon monoxide. D) Sulfur oxides. Show Answer Correct Answer: B) Nitric acid. 21. Sound that affects the quality and/or health of human life A) Noise pollution. B) Air pollution. C) Acid shock. D) Light pollution. Show Answer Correct Answer: A) Noise pollution. 22. This primary pollutant creates a reddish brown gas creating photochemical smog and tropospheric ozone. A) VOC. B) Sulfuric acid. C) Nitrogen dioxide. D) Particulate matter. Show Answer Correct Answer: C) Nitrogen dioxide. 23. What is ambient air A) The air that you breathe. B) Air pollutants. C) A fancy name for smog. D) Aqi. Show Answer Correct Answer: A) The air that you breathe. 24. Global warming occurs in the ..... and ozone depletion occurs in the ..... A) Troposphere, stratosphere. B) Troposphere, lithosphere. C) Stratosphere, troposphere. D) Stratosphere, lithosphere. Show Answer Correct Answer: A) Troposphere, stratosphere. 25. HOW DOES WINDMILLS WORK A) IT BURNS PETROLA DN DIESEL. B) IT CONVERTS WIND INTO ELECTRICITY. C) IT USES WATER TO MAKE ENERGY. D) IT CONVERTS AIR INTO ELECTRCICTY. Show Answer Correct Answer: B) IT CONVERTS WIND INTO ELECTRICITY. 26. Many of the worst air pollution incidents in history are due, in part, to thermal inversions. Thermal inversions are more likely to take place in ..... A) Valleys. B) Flat prairies. C) High altitudes. D) Deserts. Show Answer Correct Answer: A) Valleys. 27. To control tropospheric ozone it helps to limit I. VOC emissions. II. NO$_{X}$ emissions. III. CO emissions. A) I, & II. B) I only. C) II Only. D) I, II, & III. Show Answer Correct Answer: A) I, & II. 28. The dissolving of statues and buildings and changing of soil chemistry to prevent plants from uptaking essential minerals is the result of ..... A) Industrial smog. B) Ozone depletion. C) Photochemical smog. D) Acid deposition. Show Answer Correct Answer: D) Acid deposition. 29. About how big are coarse particulates A) 1/4 human hair. B) 1/4 fine particulate. C) 1/10 human hair. D) 1/2 human hair. Show Answer Correct Answer: A) 1/4 human hair. 30. Which atmospheric layer is the ozone layer found? A) Troposphere. B) Stratosphere. C) Mesosphere. D) Thermosphere. Show Answer Correct Answer: B) Stratosphere. ← PreviousNext →Related QuizzesPaper 1 QuizzesUgc Net QuizzesAir Pollution Quiz 1Air Pollution Quiz 2Air Pollution Quiz 3Air Pollution Quiz 4Air Pollution Quiz 5Air Pollution Quiz 6Air Pollution Quiz 7Air Pollution Quiz 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books