This quiz works best with JavaScript enabled. Home > Ugc Net > Paper 1 > Environment > Air Pollution – Quiz 5 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Air Pollution Quiz 5 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following is NOT a short-term health effect of air pollution? A) Eye irritation. B) Headaches. C) Nausea. D) Lung cancer. Show Answer Correct Answer: D) Lung cancer. 2. What is air pollution? A) Chemicals in the water. B) Industrial pollution. C) Pollen, dust, gases. D) Any harmful substance that builds up in the air. Show Answer Correct Answer: D) Any harmful substance that builds up in the air. 3. The ozone layer is located in the A) Mesosphere. B) Stratosphere. C) Troposphere. D) Thermosphere. Show Answer Correct Answer: B) Stratosphere. 4. The 3 main anthropogenic sources of gaseous air pollutants in the US are A) Soil erosion, volcanoes, and forest fires. B) Soil erosion, volcanoes, and energy production. C) Industry, transportation, and energy production. D) Industry, transportation and agriculture. Show Answer Correct Answer: C) Industry, transportation, and energy production. 5. How are metals like Mercury and Lead are harmful to living things? A) They temporarily irritate the respiratory system but have no long term effects. B) They cause serious damage to the central nervous system and can ultimately lead to death. C) Metals do not harm livint things. D) None of the above. Show Answer Correct Answer: B) They cause serious damage to the central nervous system and can ultimately lead to death. 6. Ozone and acid rain are both pollutants formed through reactions in the atmosphere. This makes them A) Atmospheric transport. B) Atmospheric deposition. C) Primary air pollutants. D) Secondary air pollutants. Show Answer Correct Answer: D) Secondary air pollutants. 7. Provides a protective shield around the earth, but also can cause problems for living organisms. A) Smog. B) Ozone. C) Clouds. D) Atmosphere. Show Answer Correct Answer: B) Ozone. 8. To prevent carbon monoxide poisoning at home you would most likely ..... A) Get a carbon monoxide detector. B) Don't start car in closed garage. C) Open your windows. D) All of the above. Show Answer Correct Answer: D) All of the above. 9. Oil forms a layer on the water surface and prevents ..... from entering the water. A) Air. B) Fish. C) Straws. D) Litter. Show Answer Correct Answer: A) Air. 10. The PH scale measures ..... A) How fast the wind speed is on a particular day. B) The amount of air pressure. C) How acidic or basic a substance is. D) None of above. Show Answer Correct Answer: C) How acidic or basic a substance is. 11. ..... is termed as air pollution. A) Bad air. B) Bad water. C) Dirty. D) None of above. Show Answer Correct Answer: A) Bad air. 12. Which gas is the largest anthropogenic contributor to global warming? A) CFCs. B) CO$_{2}$. C) N$_{2}$O. D) CH$_{4}$. Show Answer Correct Answer: B) CO$_{2}$. 13. What do we call gases such as carbon dioxide, methane, nitrous oxide, water vapor, and ozone in the atmosphere which are involved in the greenhouse effect? A) Atmospheric Gases. B) Greenhouse Gases. C) Bad Gases. D) Ozone Gases. Show Answer Correct Answer: B) Greenhouse Gases. 14. ..... is a thick, brownish haze formed when certain gases in the air react with sunlight. A) Ozone. B) Photochemical smog. C) Methane. D) Carbon monoxide. Show Answer Correct Answer: B) Photochemical smog. 15. Which of the following statements is false A) Formaldehyde can cause health problems. B) Proper ventilation improves air quality. C) The best way to avoid air pollution is to stay indoors. D) Ground-level ozone can aggravate health problems. Show Answer Correct Answer: C) The best way to avoid air pollution is to stay indoors. 16. Layer of dense, cool air trapped under a layer of less dense, warm air. It prevents upward-flowing air currents from developing. In a prolonged inversion, air pollution in the trapped layer may build up to harmful levels A) Photochemical Smog. B) Temperature Inversion. C) Greenhouse Gas. D) Warm Front. Show Answer Correct Answer: B) Temperature Inversion. 17. Dust, ash and pollen are examples of this air pollutant A) Ground-level ozone. B) Nitrogen oxides. C) Lead. D) Particulate matter. Show Answer Correct Answer: D) Particulate matter. 18. Complex mixture of air pollutants produced in the lower atmosphere by the reaction of hydrocarbons and nitrogen oxides under the influence of sunlight. Especially harmful components include ozone, peroxyacyl nitrates and various aldehydes A) Photochemical Smog. B) Industrial Smog. C) Temperature Inversion. D) Indoor air pollution. Show Answer Correct Answer: A) Photochemical Smog. 19. Acid measures this on the pH scale. A) Exactly 7. B) Anything below 7. C) Anything above 7. D) Anything from 1 to 14. Show Answer Correct Answer: B) Anything below 7. 20. Two historical events during which smog killed many citizen and made thousands sick ..... A) Donora Fluoride Fog and London Smog. B) London Smog and Exxon Valdez. C) China Smog and Fluoride Fog. D) None of above. Show Answer Correct Answer: A) Donora Fluoride Fog and London Smog. 21. How are people and animals affected by the hole in the ozone layer? A) Breathing problems. B) Increased cases of skin cancer. C) Skin infections. D) Flooding due to higher temperatures. Show Answer Correct Answer: B) Increased cases of skin cancer. 22. When harmful substances build up in the air to unhealthy levels it is known as ..... A) Water pollution. B) Chemicalization. C) Unfortunate. D) Air pollution. Show Answer Correct Answer: D) Air pollution. 23. What is the biggest cause of air pollution? A) Volcanic eruptions. B) Human activities. C) Forest fires. D) Dust particles. Show Answer Correct Answer: B) Human activities. 24. Which of the following activities is the largest producer of primary air pollutants in the United States? A) Healthcare. B) Agriculture. C) Transportation. D) Electricity production. Show Answer Correct Answer: C) Transportation. 25. What toxin can leach out of the soil and into aquatic ecosystems, causing the fish to suffocate? A) Nitrates. B) Aluminum. C) Mercury. D) Sulfur. Show Answer Correct Answer: B) Aluminum. 26. Outdoor air pollution is an extreme hazard in A) Most of Europe. B) Most of Australia. C) Most of Africa. D) Most of Asia. Show Answer Correct Answer: D) Most of Asia. 27. The formation of ozone begins when an 0$_{2}$ molecule is split by A) UV-A radiation. B) UV-A or UV-B radiation. C) UV-B or UV-C radiation. D) UV-C radiation. E) UV-B radiation. Show Answer Correct Answer: D) UV-C radiation. 28. A brown haze that forms over sunny cities A) Fog. B) Acid rain. C) Photochemical smog. D) London-style smog. Show Answer Correct Answer: C) Photochemical smog. 29. Which city has closed more than 400 schools to protect children from toxic smog's harmful effects? A) New York, USA. B) Tokyo, Japan. C) Bangkok, Thailand. D) Warsaw, Poland. Show Answer Correct Answer: C) Bangkok, Thailand. 30. What types of air pollution can the gases from car exhaust create? A) Ozone. B) Smog and acid rain. C) Sulfur dioxide. D) Oxygen. Show Answer Correct Answer: B) Smog and acid rain. ← PreviousNext →Related QuizzesPaper 1 QuizzesUgc Net QuizzesAir Pollution Quiz 1Air Pollution Quiz 2Air Pollution Quiz 3Air Pollution Quiz 4Air Pollution Quiz 6Air Pollution Quiz 7Air Pollution Quiz 8Air Pollution Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books