This quiz works best with JavaScript enabled. Home > Cbse > Class 12 > Science > Biology > Class 12 Biology Chapter 16 Environmental Issues – Quiz 7 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 16 Environmental Issues Quiz 7 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is an effect of water pollution in the Ganges and Chang Jiang (Yangtze) Rivers? A) Water born illnesses are spreading. B) Animals and plant life are dying. C) Water is not safe to drink. D) All of the above. Show Answer Correct Answer: D) All of the above. 2. Why has Brazil's government been slow to stop deforestation of the Amazon Rainforest? A) Brazil's government is not interested in protecting the environment. B) The native Amazonians refuse to give up any more of their land to loggers. C) Ranchers have started turning over their land to the government, so it is no longer an issue. D) Money from sales of the Amazon's resources has led to economic growth for Brazil. Show Answer Correct Answer: D) Money from sales of the Amazon's resources has led to economic growth for Brazil. 3. Which of the following is a potential impact of rising temperatures on weather patterns? A) Decreased freshwater supplies. B) Improved ecosystem health. C) Increased biodiversity. D) Reduced greenhouse gas emissions. Show Answer Correct Answer: A) Decreased freshwater supplies. 4. A gradual increase in world temperatures caused by gases such as carbon dioxide. A) Global Warming. B) Depletion. C) Reuse. D) None of the above. Show Answer Correct Answer: A) Global Warming. 5. The introduction of harmful gases or particles into the atmosphere A) Litter. B) Water Pollution. C) Air Pollution. D) None of the above. Show Answer Correct Answer: C) Air Pollution. 6. Since this young activist began protests, more than 60 countries have promised to eliminate their carbon footprints by 2050. A) Catalina Silva. B) Donald Trump. C) Greta Thunberg. D) Jamie Margolin. Show Answer Correct Answer: C) Greta Thunberg. 7. What are the two main rivers that give Turkey a "water advantage" over other Middle Eastern countries? A) Nile and Jordan. B) Tigris and Euphrates. C) Jordan and Indus. D) Tigris and Jordan. Show Answer Correct Answer: B) Tigris and Euphrates. 8. Citizens can only get water from public sources twice a week in this country. A) Turkey. B) Iraq. C) Saudi Arabia. D) Jordan. E) Israel. Show Answer Correct Answer: D) Jordan. 9. One must use renewable energy A) Man muss benutzen erneubare Energie. B) Man muss erneubare Energie benutzen. C) Man muss Energie sparen. D) Man muss erneubare Energie. Show Answer Correct Answer: B) Man muss erneubare Energie benutzen. 10. The responsibilities of pollution control board: A) Create public awareness. B) Inspect sewage. C) Inspect air control system. D) All of the above. Show Answer Correct Answer: D) All of the above. 11. Select the correct antonym for 'pollution' in the context of environmental issues. A) Contamination. B) Deforestation. C) Degradation. D) Purification. Show Answer Correct Answer: D) Purification. 12. Which adjective describes an animal or plant that might disappear because there are not many alive? A) Local. B) Endangered. C) Natural. D) Dangerous. Show Answer Correct Answer: B) Endangered. 13. According to the United Nations, the main cause of climate change / global warming is the result of: A) A water pollution. B) B sewage. C) C factory and car emissions. D) D. Soil Pollution. Show Answer Correct Answer: C) C factory and car emissions. 14. Local issues, like worker exploitation in sweatshops (or wildlife markets) can become major global issues like global income disparity (or pandemics) showcasing just how much the world has become more ..... with globalization, economic or otherwise. A) Sovereign. B) Interdependent. C) Culturally Relevant. D) Isolationist. Show Answer Correct Answer: B) Interdependent. 15. What two air pollutants that most often produce acid rain? A) Nitrogen Oxides and Sulfur Oxides. B) Carbon Dioxide and Ozone. C) Particulate Matter. D) None of the above. Show Answer Correct Answer: A) Nitrogen Oxides and Sulfur Oxides. 16. What phrase describes 'not bad for the environment'? A) Environmentally friendly. B) Conservation project. C) Climate change. D) Natural. Show Answer Correct Answer: A) Environmentally friendly. 17. Flooding along this Yellow River has caused great suffering. What is another name that the Yellow River is called? A) Flooding Sorrow. B) Mekong River. C) China's Sorrow. D) The Flooding River. Show Answer Correct Answer: C) China's Sorrow. 18. Maximum greenhouse gas is emitted by A) France. B) USA. C) India. D) Bhutan. Show Answer Correct Answer: B) USA. 19. What is an effect of water pollution? A) Overgrazing. B) High levels of acid rain. C) Water Scarcity. D) Changes in Climate. Show Answer Correct Answer: C) Water Scarcity. 20. Has the largest reserves of oil in Latin America A) Venezuela. B) Argentina. C) Cuba. D) Colombia. Show Answer Correct Answer: A) Venezuela. 21. It is possible to moderate the way people consume things, because not everything it's necessary A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 22. How many plastic bags are estimated to be in the water at Osaka Bay? A) 1 million. B) 5 million. C) 10 million. D) 3 million. Show Answer Correct Answer: D) 3 million. 23. Which statement BEST describes the effects of drought, desertification, and erosion on the people who live in the Sahel on the edge of the Sahara Desert? A) These factors have led to warfare between tribes in the region. B) These factors have caused a great migration of people from the region. C) These factors have caused the United Nations to declare the region endangered. D) These factors have led to hunger in the region because of a lack of arable land. Show Answer Correct Answer: D) These factors have led to hunger in the region because of a lack of arable land. 24. The Asian Brown Cloud is a clean cloud that is 2 miles deep and stretches from the Arabian Peninsula to the Western Pacific. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 25. Which of the 5 Themes of Geography does pollution usually fall in? A) Movement. B) Region. C) Human-environment interaction. D) None of the above. Show Answer Correct Answer: C) Human-environment interaction. 26. Now-a-days, use of DDT as insecticide is banned because A) Organisms develop resistance to it. B) It has long residual effect. C) Production cost is very high. D) It is less effective than other pesticide. Show Answer Correct Answer: B) It has long residual effect. 27. Nuclear energy is created by splitting atoms of ..... A) Uranium. B) Lead. C) Coal. D) None of the above. Show Answer Correct Answer: A) Uranium. 28. What does 'Poach' mean? A) To preserve food. B) To cook food in water. C) To plant crops. D) To hunt or fish illegally. Show Answer Correct Answer: D) To hunt or fish illegally. 29. What is acid rain and what causes it? A) Acid rain is precipitation that is always warm and sunny. B) Acid rain is precipitation with high levels of sulfuric and nitric acids, caused by pollutants like sulfur dioxide and nitrogen oxides. C) Acid rain is a type of fog caused by high humidity. D) Acid rain is a result of volcanic eruptions and natural disasters. Show Answer Correct Answer: B) Acid rain is precipitation with high levels of sulfuric and nitric acids, caused by pollutants like sulfur dioxide and nitrogen oxides. 30. A location with luxuriant growth of lichens on the trees indicates that the:- A) Trees are heavily infested. B) Location is highly polluted. C) Location is not polluted. D) Trees are very healthy. Show Answer Correct Answer: C) Location is not polluted. 31. Many Indians are too poor for a ..... , so they place the dead bodies in the water instead. A) Cremation. B) Fureral. C) Baptism. D) Burial. Show Answer Correct Answer: A) Cremation. 32. What is a concern related to global production lines in ICT? A) Reduction in electronic waste. B) Decrease in pollution. C) Concerns over low-paid work. D) Increased local employment. Show Answer Correct Answer: C) Concerns over low-paid work. 33. What does the term "polluted" refer to? A) Clean and fresh. B) Contaminated or dirty. C) Well-maintained. D) Filtered and purified. Show Answer Correct Answer: B) Contaminated or dirty. 34. Where did the Chernobyl disaster happen? A) Germany. B) France. C) Ukraine. D) Poland. Show Answer Correct Answer: C) Ukraine. 35. How has the construction of the Three Gorges Dam impacted the local environment and communities? A) It has reduced the cost of living in the area. B) It has decreased the use of renewable energy sources. C) It has improved the air quality significantly. D) It has led to the displacement of over a million people. Show Answer Correct Answer: D) It has led to the displacement of over a million people. 36. The largest nuclear plant in Europe was in A) Milan. B) Chernobyl. C) London. D) Moscow. Show Answer Correct Answer: B) Chernobyl. 37. How is India's need to develop more industry ended up creating problems along the Ganges River? A) To not allow people to cremate dead bodies next to the river due to factories being built. B) Industries are using too much water and causing the rivers to dry up. C) Factories owners are not allowing the Indian that lives near the river to bath or use the water for cooking. D) Factories dump waste and chemicals into the river every day. Show Answer Correct Answer: D) Factories dump waste and chemicals into the river every day. 38. The best way for the government of Mexico City to effectively reduce ..... is to restrict (limit) the use of cars in the city. A) Deforestation. B) Air pollution. C) Water pollution. D) None of the above. Show Answer Correct Answer: B) Air pollution. 39. Which country is working to protect the Amazon Rainforest, most of which lies within its borders? A) Ecuador. B) Venezuela. C) Brazil. D) Colombia. Show Answer Correct Answer: B) Venezuela. 40. Why is the Suez Canal so important to international shipping? A) It allows ships to get out of the Persian Gulf. B) It connects the Jordan River to the Persian Gulf, making it cheaper to ship oil to other parts of Southwest Asia. C) It makes it possible to get from the Mediterranean to the Red Sea without sailing around Africa. D) It is Iraq's only waterway to the Persian Gulf. Show Answer Correct Answer: C) It makes it possible to get from the Mediterranean to the Red Sea without sailing around Africa. 41. Which word means material found in air, water, or soil that is harmful to humans or other organisms? A) Irrigation. B) Pollutant. C) Dense. D) Sewage. Show Answer Correct Answer: B) Pollutant. 42. Increasing skin cancer and high mutation rate are the result of A) Acid rain. B) CO pollution. C) Ozone depletion. D) CO2 pollution. Show Answer Correct Answer: C) Ozone depletion. 43. Three decades of warfare have damaged many of this country's water treatment facilities. A) Syria. B) Turkey. C) Jordan. D) Saudi Arabia. E) Iraq. Show Answer Correct Answer: E) Iraq. 44. Irrigation is ..... A) Contamination of water. B) A supply of water to land or crops. C) Process of taking salt out of seawater. D) Farmers who focus on growing enough food for themselves. Show Answer Correct Answer: B) A supply of water to land or crops. 45. A layer of warm air prevents the rising air from escaping. A) Temperature inversion. B) Ozone. C) Acid rain. D) Radon. Show Answer Correct Answer: A) Temperature inversion. 46. Which of the following is NOT a concern associated with acid rain in Germany? A) Harm to natural habitats. B) Contamination of drinking water. C) Emigration resulting from job losses. D) Damage to historical statues and buildings. Show Answer Correct Answer: C) Emigration resulting from job losses. 47. What can settlers in the Amazon basin do to promote sustainable development of the rainforest? A) Clear more land to make larger farms. B) Use cleared land to raise cattle instead of crops. C) Plant crops that grow under the rainforest canopy. D) Encourage more poor farmers to migrate to the rainforest. Show Answer Correct Answer: C) Plant crops that grow under the rainforest canopy. 48. What does the expression 'A drop in the ocean' describe? A) Something new and refreshing. B) In a risky or precarious situation. C) A very small amount in comparison to what is needed. D) A small, visible part of a much larger problem. Show Answer Correct Answer: C) A very small amount in comparison to what is needed. 49. Which is NOT a cause of deforestation in Africa? A) Clearing land for farms. B) Logging. C) Urban growth. D) Decreasing population. Show Answer Correct Answer: D) Decreasing population. 50. Most Canadians live along the southern border, which region in southern Canada has the highest population? A) English Channel. B) Arctic Ocean. C) Pacific Ocean. D) St. Lawrence River and Great Lakes. Show Answer Correct Answer: D) St. Lawrence River and Great Lakes. 51. What is an effect of the pollution in Mexico city? A) Many people have respiratory illnesses. B) No limits on driving. C) There are no health issues in Mexico City. D) People can breathe fresh air. Show Answer Correct Answer: A) Many people have respiratory illnesses. 52. Where does the majority of Brazil's population live? A) Western Brazil along the Amazon River. B) Eastern Brazil along the Atlantic Ocean. C) Central Brazil in the Amazon Rainforest. D) Northern Brazil. Show Answer Correct Answer: B) Eastern Brazil along the Atlantic Ocean. 53. Coal-burning factories and increased automobile usage has caused the GREATEST increase in which of these? A) Nuclear waste. B) Water pollution. C) Air pollution. D) Soil depletion. Show Answer Correct Answer: C) Air pollution. 54. Which country has struggled with the environmental issue of radioactivity for over thirty years? A) France. B) Spain. C) Russia. D) Ukraine. Show Answer Correct Answer: D) Ukraine. 55. The functions of Central Board are given under: A) Article 51 a. B) Section 16. C) Section 17. D) Article 48. Show Answer Correct Answer: B) Section 16. 56. What is the biggest source of air pollution in the UK today? A) Trash from homes. B) Exhaust from cars and buses. C) Smoke from fireplaces. D) Plastic waste in rivers. Show Answer Correct Answer: B) Exhaust from cars and buses. 57. A cost-benefit analysis is A) A study of the factors that influence decisions of producers and consumers. B) An economy in which the government decides what is manufactured. C) A balance between the supply and demand of a product. D) The comparison between the effects of an environmental decision. Show Answer Correct Answer: D) The comparison between the effects of an environmental decision. 58. To tackle climate change, it is essential to promote ..... energy sources. A) Renewed. B) Renewal. C) Renewable. D) Renew. E) Renewing. Show Answer Correct Answer: C) Renewable. 59. What is a benefit of recycling e-waste? A) Increases pollution. B) Promotes the use of rare earth elements. C) Increases energy consumption. D) Reduces the need for new resources. Show Answer Correct Answer: D) Reduces the need for new resources. 60. Which problem is NOT caused by acid rain in Germany. A) Trees are damaged or killed. B) Fish die. C) Average temperature getting colder. D) Lakes and rivers are polluted. Show Answer Correct Answer: C) Average temperature getting colder. ← PreviousNext →Related QuizzesScience QuizzesClass 12 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 8Class 12 Biology Chapter 16 Environmental Issues Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books