This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Biology Chapter 16 Environmental Issues – Quiz 48 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 16 Environmental Issues Quiz 48 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following best describes the concept of 'carbon footprint'? A) The amount of carbon dioxide absorbed by plants. B) The total amount of greenhouse gases produced by human activities. C) The carbon content in fossil fuels. D) The carbon emissions from vehicles only. Show Answer Correct Answer: B) The total amount of greenhouse gases produced by human activities. 2. This type of precipitation contains dangerous chemicals because of smoke from cars and factories. A) Hail. B) Condensation. C) Acid rain. D) Snow. Show Answer Correct Answer: C) Acid rain. 3. How is the UK's government solving the air pollution problem? A) Sell more cars. B) Regulate emissions from cars. C) Put laws in place to prevent flooding. D) Help prevent erosion. Show Answer Correct Answer: B) Regulate emissions from cars. 4. What percentage of impurities make domestic sewage unfit for human use? A) 1.0%. B) 0.1%. C) 0.01%. D) 0.001%. Show Answer Correct Answer: B) 0.1%. 5. In eutrophication, what directly causes the death of fish? A) The plants use up oxygen in respiration. B) The fish are poisoned by high CO$_{2}$ levels. C) Bacteria use up oxygen in respiration. D) The fish use up oxygen in respiration. Show Answer Correct Answer: C) Bacteria use up oxygen in respiration. 6. Most of China's ..... live in the milder climates of the northeast. A) Wildlife. B) Population. C) Businessmen. D) None of the above. Show Answer Correct Answer: B) Population. 7. ..... is formed when water molecules in clouds mix with harmful gases in the atmosphere, then rain down on the country. A) Nuclear fallout. B) Air pollution. C) Acid rain. D) Smog. Show Answer Correct Answer: C) Acid rain. 8. What do you do with food leftovers? A) Feed them to your pets. B) Make compost. C) Burn them. D) Bury them. Show Answer Correct Answer: B) Make compost. 9. Which European city is known for its efforts to reduce air pollution through bicycle-friendly infrastructure? A) Amsterdam. B) London. C) Paris. D) Berlin. Show Answer Correct Answer: A) Amsterdam. 10. How many waribashi are used in Japan each year? A) 25 billion (25, 000, 000, 000). B) 10 billion (10, 000, 000, 000). C) 25 million (25, 000, 000). D) 10 million (10, 000, 000). Show Answer Correct Answer: A) 25 billion (25, 000, 000, 000). 11. When domestic sewage mixes with river water- A) Small animals like rats will die after drinking river water. B) The increased microbial activity releases micronutrients such as iron. C) The increased microbial activity uses up dissolved oxygen. D) The river water is still suitable for drinking as impurities are only about 0.1%. Show Answer Correct Answer: C) The increased microbial activity uses up dissolved oxygen. 12. The government introduced new ..... to reduce carbon emissions from vehicles. A) Legislate. B) Legislative. C) Legislations. D) Legislature. E) Legislating. Show Answer Correct Answer: C) Legislations. 13. What causes air pollution in london? A) Smoke from factories burning fuel. B) Exhaust from cars and buses. C) All of the above. D) None of the above. Show Answer Correct Answer: C) All of the above. 14. Why are children from rural areas less likely than those from urban areas to attend college? A) Colleges are only located in urban areas. B) Rural areas have better job opportunities. C) Parents cannot afford the fees for schooling. D) Rural schools offer higher quality education. Show Answer Correct Answer: C) Parents cannot afford the fees for schooling. 15. Why is biodiversity important for ecosystem health? A) Biodiversity decreases competition among species. B) Biodiversity is irrelevant to ecosystem services. C) Biodiversity only benefits human activities. D) Biodiversity is crucial for ecosystem health as it enhances resilience, stability, and the ability to provide essential services. Show Answer Correct Answer: D) Biodiversity is crucial for ecosystem health as it enhances resilience, stability, and the ability to provide essential services. 16. Most of SW Asia's climate can be described as ..... A) Cold and arid. B) Hot and arid. C) Cold and rainy. D) Hot and rainy. Show Answer Correct Answer: B) Hot and arid. 17. How did the Chernobyl disaster affect people's health? A) It caused an increase in radiation-related illnesses and cancers. B) It made the air cleaner and safer to breathe. C) It reduced the number of people living in rural areas. D) It improved the quality of drinking water in Ukraine. Show Answer Correct Answer: A) It caused an increase in radiation-related illnesses and cancers. 18. Smoke from factories is the biggest issue of ..... A) Water pollution. B) Global warming. C) Air pollution. D) None of the above. Show Answer Correct Answer: C) Air pollution. 19. What are some of the main causes of high levels of nitrogen in the waters of the Yangtze River? A) The waste is from nuclear power plants. B) The bodies of dead animals are thrown into the water. C) The chemicals used in fertilizers run from the fields into the river. D) The exhaust fumes are from the millions of cars driven in this area of Asia. Show Answer Correct Answer: C) The chemicals used in fertilizers run from the fields into the river. 20. The act of cutting down or burning the trees in an area. A) Deforestation. B) Global warming. C) Rubbish. D) Pollution. Show Answer Correct Answer: A) Deforestation. 21. Which of the following countries has a huge problem with air pollution? A) Italy. B) United Kingdom (UK). C) Spain. D) None of the above. Show Answer Correct Answer: B) United Kingdom (UK). 22. A citizen group called Friends of the Arcata Marsh (FOAM) basically belongs to A) Germany. B) USA. C) Canada. D) UK. Show Answer Correct Answer: B) USA. 23. What word was first used in 1905 to describe the air in London? A) Fog. B) Pollution. C) Smog. D) None of the above. Show Answer Correct Answer: C) Smog. 24. Canada is the largest trading partner for the United States because A) The U.S. cannot get goods from other places. B) Canada has better farming areas than the U.S. C) Canada and the U.S. are located close to one another. D) The U.S. and Canada are unified by trade agreements. Show Answer Correct Answer: C) Canada and the U.S. are located close to one another. 25. What effect will continued rise in global temperature most likely have on worldwide biodiversity? A) It will have no effect as there is plenty of time for organisms to adapt. B) It will increase due to warmer temperatures. C) It will increase due to greater plant production from more CO2. D) It will decrease due to massive habitat destruction. Show Answer Correct Answer: D) It will decrease due to massive habitat destruction. ← 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