This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Biology Chapter 16 Environmental Issues – Quiz 25 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 16 Environmental Issues Quiz 25 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Both the Tigris and Euphrates Rivers flow into which body of water? A) The Caspian Sea. B) The Mediterranean Sea. C) The Pacific Ocean. D) The Persian Gulf. Show Answer Correct Answer: D) The Persian Gulf. 2. Which of the following is most likely to occur through prolonged mold exposure? A) Central nervous system damage. B) Migraine headaches. C) Asthma and other respiratory issues. D) Liver and kidney diseases. Show Answer Correct Answer: C) Asthma and other respiratory issues. 3. Many European countries are asking citizens to drive less and use public transportation to limit the impact of pollution on the environment. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 4. What term is used for species that are at risk of becoming extinct? A) Endangered. B) Natural. C) Damaged. D) None of the above. Show Answer Correct Answer: A) Endangered. 5. The major cause of air pollution in Mexico City is: A) Acid rain. B) Emissions from factories. C) Emissions from cars. D) Both b and c. Show Answer Correct Answer: D) Both b and c. 6. Newspaper Headline #1: "Israel upset; The Jordan River is Contaminated"Newspaper Headline #2: "Iraq Suffering from Dirty Water Upstream"What is the cause of the problems in both newspapers? A) Pollution. B) Desalination. C) Unequal Distribution. D) Decreased Population. Show Answer Correct Answer: A) Pollution. 7. The process of taking salt out of seawater and using it for drinking is called? A) Determination. B) Dam. C) Desalination. D) None of the above. Show Answer Correct Answer: C) Desalination. 8. Smog is when fog is combined with smoke and creates air pollution. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 9. What is one solution Ukraine has used to deal with the Chernobyl disaster? A) Covering the damaged reactor with a protective sarcophagus (shelter). B) Planting more crops in the radioactive zone. C) Rebuilding the city of Pripyat near the reactor. D) Replacing nuclear power with more coal factories. Show Answer Correct Answer: A) Covering the damaged reactor with a protective sarcophagus (shelter). 10. Harvesting specific trees rather than all of the trees to maintain the health of the ecosystem is an example of ..... A) Biodiversity. B) Fishery Area. C) Clear-Cutting. D) Aquaculture. E) Selective Cutting. Show Answer Correct Answer: E) Selective Cutting. 11. In what year did the reactor at the Chernobyl nuclear power plant explode? A) 2000. B) 1986. C) 1952. D) 2016. Show Answer Correct Answer: B) 1986. 12. WHAT IS THE PROCESS OF TAKING SALT OUT OF SEA WATER AND USING FOR IRRIGATION AND DRINKING? A) Naturalization. B) Desalination. C) Absorption. D) Extraction. Show Answer Correct Answer: B) Desalination. 13. All of the following are negative effects of monsoons and flooding in Southern and Eastern Asia EXCEPT A) Increase in agricultural production. B) Mudslides and land slides. C) Drought when the monsoon season is late. D) Death and destruction when the monsoons are strong. Show Answer Correct Answer: A) Increase in agricultural production. 14. Practice for what you should do in an emergency. A) A subsidy. B) A drill. C) An ecosystem. D) None of the above. Show Answer Correct Answer: B) A drill. 15. The plants, animals, climate, etc. in an area and how they are linked. A) Extinct. B) An ecosystem. C) To fund. D) None of the above. Show Answer Correct Answer: B) An ecosystem. 16. Why does OPEC play a powerful role in the world economy today? A) OPEC membership includes many oil companies owned by firms in the United States. B) OPEC builds dams along rivers shared by several countries. C) This organization is part of the United Nations. D) OPEC controls the price and supply of oil in the world market. Show Answer Correct Answer: D) OPEC controls the price and supply of oil in the world market. 17. What is "eutrophication" in the context of water pollution? A) The process of cleaning water using natural methods. B) The excessive growth of algae due to nutrient pollution. C) The increase in fish populations in polluted waters. D) The cooling of water temperatures in polluted lakes. Show Answer Correct Answer: B) The excessive growth of algae due to nutrient pollution. 18. Which of the following is NOT a cause of air pollution in India and China? A) Coal burning factories. B) Homes burning coal for heating purposes. C) Flooding during monsoon season. D) None of the above. Show Answer Correct Answer: C) Flooding during monsoon season. 19. An endangered species is one that is ..... A) Already extinct. B) Dangerous. C) In danger of extinction. D) Died out. Show Answer Correct Answer: C) In danger of extinction. 20. Why is the Ganges River so polluted? A) Untreated sewage pours into it. B) Animal carcasses are thrown into it. C) Trash is thrown into it. D) All three of the other answer choices:untreated sewage, animal carcasses, and trash. Show Answer Correct Answer: D) All three of the other answer choices:untreated sewage, animal carcasses, and trash. 21. Which is NOT a contributor to the air pollution in India? A) Large fuel tanks on vehicles. B) Low automobile emissions regulations. C) Poor fuel quality. D) High number of automobiles being driven. Show Answer Correct Answer: A) Large fuel tanks on vehicles. 22. The Amazon Rain Forest helps convert carbon dioxide into clean breathable air. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 23. As a student, your best contribution towards reducing environmental pollution is ..... A) Reduce the use of paper. B) Don't throw rubbish everywhere. C) Recycle plastic bags. D) Help your classmates clean your classroom. Show Answer Correct Answer: A) Reduce the use of paper. 24. What is responsible for almost 70 percent of the air pollution in some urban areas of India? A) Factory waste. B) Water vapor. C) Automobile emissions. D) Noise pollution. Show Answer Correct Answer: C) Automobile emissions. 25. Which of the following would be a solution to air pollution? A) Using renewable energy sources (solar, wind, hydropower) instead of coal. B) Increasing factory production in the UK. C) Increasing individual automobile use in the UK. D) The use of fossil fuels (coal, oil, natural gas). Show Answer Correct Answer: A) Using renewable energy sources (solar, wind, hydropower) instead of coal. ← PreviousNext →Related QuizzesClass 12 Biology Chapter 16 Environmental Issues Quiz 1Class 12 Biology Chapter 16 Environmental Issues Quiz 2Class 12 Biology Chapter 16 Environmental Issues Quiz 3Class 12 Biology Chapter 16 Environmental Issues Quiz 4Class 12 Biology Chapter 16 Environmental Issues Quiz 5Class 12 Biology Chapter 16 Environmental Issues Quiz 6Class 12 Biology Chapter 16 Environmental Issues Quiz 7Class 12 Biology Chapter 16 Environmental Issues Quiz 8Class 12 Biology Chapter 16 Environmental Issues Quiz 9Class 12 Biology Chapter 16 Environmental Issues Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books