This quiz works best with JavaScript enabled. Home > Ugc Net > Paper 1 > Environment > Air Pollution – Quiz 6 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Air Pollution Quiz 6 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Air pollution happens when ..... A) The water gets dirty. B) The land gets dirty. C) The air gets dirty. D) None of above. Show Answer Correct Answer: C) The air gets dirty. 2. The chemical formula for ozone? A) 0$_{2}$. B) 0$_{3}$. C) OZn. D) 0. Show Answer Correct Answer: B) 0$_{3}$. 3. What is a harmful effect of breathing in carbon monoxide? A) Cause dizziness. B) Corrosion of skin. C) High blood pressure. D) Change of one's voice. Show Answer Correct Answer: A) Cause dizziness. 4. Air pollution controlling device found on American cars that removes most (not all) Nitrogen Oxides, VOCs, & Carbon Monoxide from exhaust. A) Electrostatic Precipitator. B) Scrubber. C) Catalytic Converter. D) Bag house filter. Show Answer Correct Answer: C) Catalytic Converter. 5. Volatile Organic Compounds + NOx + sunlight energy can cause a secondary pollutant called A) Ground-level ozone. B) Brown air smog. C) Gray air or London Smog. D) Acid rain. Show Answer Correct Answer: A) Ground-level ozone. 6. Nitrous oxides enter the atmosphere from ..... A) Meteorites. B) CFC's. C) Fossil fuels. D) Ozone depletion. Show Answer Correct Answer: C) Fossil fuels. 7. What is the symbol of ozone A) $^{h}$2$^{o}$. B) $^{co}$2. C) $^{co}$. D) $^{o}$3. Show Answer Correct Answer: D) $^{o}$3. 8. Why do we need fresh air? A) To stay healthy and carry out daily activities. B) So that our cars can work. C) If our air is fresh, our water is also fresh. D) None of above. Show Answer Correct Answer: A) To stay healthy and carry out daily activities. 9. High levels of photochemical smog are due toI. nitrogen dioxide.II. sulfur dioxide.III. VOCs A) I only. B) I and II only. C) II and III only. D) I and III only. E) I, II, and III. Show Answer Correct Answer: D) I and III only. 10. What is another name for outdoor air pollutants? A) Oxygen. B) Emissions. C) Smog. D) Acid rain. Show Answer Correct Answer: B) Emissions. 11. It is important to have clean water to ..... A) Be discharged to the reservoir. B) Drink and cool our body. C) Wash our cars. D) None of above. Show Answer Correct Answer: B) Drink and cool our body. 12. Short-term effects of air pollution on human health include all of the following except A) Headaches and dizziness. B) Coughing and difficulty breathing. C) Sore muscles. D) Bronchitis and pneumonia. Show Answer Correct Answer: C) Sore muscles. 13. How can we reduce ground level ozone? A) Using mass transit. B) Riding bikes instead of driving, when possible. C) Car pooling. D) All of the above. Show Answer Correct Answer: D) All of the above. 14. Electrostatic precipitators can be used to remove this type of air pollutant. A) Ground level ozone. B) Volatile organic compounds. C) Sulfur dioxide. D) Particulate matter. Show Answer Correct Answer: D) Particulate matter. 15. Through international cooperation, the concentration of chlorine in the atmosphere A) Has already decreased below 3 ppb. B) Will stabilize around 3 ppb by 2030. C) Has stabilized at 5 ppb. D) Is expected to stabilize at 5 ppb by 2100. E) Is expected to fall below 3 ppb by 2020. Show Answer Correct Answer: C) Has stabilized at 5 ppb. 16. Ozone found in this layer of the atmosphere is considered an air pollutant. A) Mesosphere. B) Stratosphere. C) Troposphere. D) Ionsphere. Show Answer Correct Answer: C) Troposphere. 17. The automobile's contribution to air pollution includes A) Water vapor released during combustion. B) Fumes that escape when the gas tank is filled. C) Nitrogen oxides emitted in exhaust. D) Both (b) and (c). Show Answer Correct Answer: D) Both (b) and (c). 18. What does the ozone layer absorb? A) Ions. B) Greenhouse gases. C) Aerosols. D) UV rays. Show Answer Correct Answer: D) UV rays. 19. What is a predicted (and now observed) response of animal populations to global warming? A) Migration toward the equator. B) Migration to lower elevations. C) Migration toward the poles. D) Migration toward prevailing wind patterns. Show Answer Correct Answer: C) Migration toward the poles. 20. Air pollution causes all of the following, except A) Healthy air to breath. B) Smog. C) Holes in the ozone layer. D) Increased particles in the air. E) Acid rain. Show Answer Correct Answer: A) Healthy air to breath. 21. A wet scrubber is used to.. A) Clean exhaust gas from burning coal. B) Clean NOx from car exhaust. C) To prevent acid shock in water ways. D) None of the above. Show Answer Correct Answer: A) Clean exhaust gas from burning coal. 22. Acid precipitation is when ..... A) Rain or snow have become acidic from pollution. B) When rain or snow have become more basic or alkaline because of pollution. C) A type of air mass. D) None of above. Show Answer Correct Answer: A) Rain or snow have become acidic from pollution. 23. A phenonmenon that occurs when a layer of cool air is lying on top of a layer of warm air. A) Global Warming. B) Temperature Inversion. C) Westerly Winds. D) Climate Change. Show Answer Correct Answer: B) Temperature Inversion. 24. Which of the following pollutants is an example of a secondary pollutant? A) Ozone that comes from vehicle emissions. B) Dust that comes from a construction workshop. C) Smoke that comes from a forest fire. D) Smoke that comes from cigarettes. Show Answer Correct Answer: A) Ozone that comes from vehicle emissions. 25. How does ozone in the troposphere (ground level ozone) damage plants? A) It blocks the sunlight. B) It sticks to the leaves of plants and poisons them. C) It is absorbed by the plants and slows down photosynthesis. D) None of above. Show Answer Correct Answer: C) It is absorbed by the plants and slows down photosynthesis. 26. The ozone layer protects us from A) Increased atmospheric heat. B) UV rays. C) CFCs. D) Decreased atmospheric heat. Show Answer Correct Answer: B) UV rays. 27. How can smog be dangerous? A) It smells bad. B) It blocks the sun. C) It causes skin damage. D) People can't breath well. Show Answer Correct Answer: D) People can't breath well. 28. What impact does the hole in the ozone have on Earth? A) It leads to global climate change. B) It kills trees and fish. C) It increases the chances of skin cancer. D) None of above. Show Answer Correct Answer: C) It increases the chances of skin cancer. 29. Acid Rain typically has pH of .....? A) A pH of 5.5-6. B) A pH less than 5. C) A pH between 6-7. D) A pH more than 10. Show Answer Correct Answer: B) A pH less than 5. 30. Gases in the earth's lower atmosphere (trophosphere) that cause the greenhouse effect. Examples include carbon dioxide, chloroflourocarbons, ozone, methane, water vapor and nitrous oxide A) Florachloracarbons. B) Ozone. C) Greenhouse Gasses. D) None of above. Show Answer Correct Answer: C) Greenhouse Gasses. ← PreviousNext →Related QuizzesPaper 1 QuizzesUgc Net QuizzesAir Pollution Quiz 1Air Pollution Quiz 2Air Pollution Quiz 3Air Pollution Quiz 4Air Pollution Quiz 5Air Pollution Quiz 7Air Pollution Quiz 8Air Pollution Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books