This quiz works best with JavaScript enabled. Home > Cbse > Class 12 > Science > Biology > Class 12 Biology Chapter 16 Environmental Issues – Quiz 8 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 16 Environmental Issues Quiz 8 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the primary (main) environmental issue in Germany? A) Zombie outbreak. B) Acid rain. C) Smog. D) Nuclear disaster. Show Answer Correct Answer: B) Acid rain. 2. In what country was Acid Rain in Europe a major problem? A) Germany. B) London(UK). C) Russia. D) Ukraine. Show Answer Correct Answer: A) Germany. 3. Which of the following is a greenhouse gas that contributes to climate change? A) Helium. B) Oxygen. C) Nitrogen. D) Carbon Dioxide. Show Answer Correct Answer: D) Carbon Dioxide. 4. What problem does chemical fertilizers cause? A) Runoff can cause the chemicals to pollute nearby water and Causes salt to build up in soil making the land unusable. B) Chemical fertilizers remove salt from water. C) Chemical fertilzers are extremely expensive and only certain countries can afford them. D) Chemical fertilizers lead to deforestation. Show Answer Correct Answer: A) Runoff can cause the chemicals to pollute nearby water and Causes salt to build up in soil making the land unusable. 5. Which term is a substance that can decompose naturally? A) Nonrenewable. B) Compostable. C) Naturalism. D) Biodegradable. Show Answer Correct Answer: D) Biodegradable. 6. Which factor contributed to the rapid growth of the population? A) Deaths. B) Births. C) Civilization. D) Improvements in medicine. Show Answer Correct Answer: D) Improvements in medicine. 7. Which sentence is true about the human population? A) It grew rapidly until 1650. B) It was 1 billion in 1000 A. D. C) It was 6 billion in 2000. D) It grew slowly until 1950. Show Answer Correct Answer: C) It was 6 billion in 2000. 8. Newspapers, cardboxes and magazines should be ..... A) Burned. B) Tied up in bundles before sending for recycle. C) Neatly stacked in the garage. D) Reused. Show Answer Correct Answer: B) Tied up in bundles before sending for recycle. 9. What is NOT a cause of pollution in Canada? A) Factories that burn coal in the Great Lakes region. B) Automobile emissions in Canada's large cities. C) Rivers that produce hydroelectricity. D) Machines that extract minerals from the Canadian Shield. Show Answer Correct Answer: C) Rivers that produce hydroelectricity. 10. Which of the following sentences uses the word 'biodiversity' correctly? A) Biodiversity refers to the number of trees in a forest. B) Biodiversity is not important in the rainforest. C) The biodiversity of the ocean is limited to only fish. D) The biodiversity of the desert is rich with various species of cacti. Show Answer Correct Answer: D) The biodiversity of the desert is rich with various species of cacti. 11. Nuclear energy is considered a clean source of energy because it does not produce ..... like coal does. A) Air pollution. B) Land pollution. C) Water pollution. D) None of the above. Show Answer Correct Answer: A) Air pollution. 12. The ozone layer protects us from ultraviolet rays. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 13. Developing countries are often more vulnerable to the ..... of climate change. A) Impactful. B) Impacted. C) Impacting. D) Impacts. E) Impact. Show Answer Correct Answer: E) Impact. 14. Without soil life on land could not exist. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 15. What is one negative impact of mining in the Rocky Mountains and Canadian Shield? A) It has led to overpopulation and increased air pollution. B) It has led to erosion and deduction of mineral resources. C) Reduced minerals has led to an increase in northern permafrost. D) Reduced number of trees has led to an increase in global warming. Show Answer Correct Answer: B) It has led to erosion and deduction of mineral resources. 16. Which of the following is correct about "El Nino effect" ? A) Planting trees. B) Temperature rise leads to odd climatic changes. C) Cutting down the use of fossil fuels. D) Slowing down the growth of human population. Show Answer Correct Answer: B) Temperature rise leads to odd climatic changes. 17. Describe a 3rd world country A) A country with high population. B) A country that has 3 colours in its flag. C) A country that has a large scale of poor living and working conditions. D) A country that is really wealthy. Show Answer Correct Answer: C) A country that has a large scale of poor living and working conditions. 18. Which country has built the worlds largest desalination plant? A) Turkey. B) Saudi Arabi. C) Iran. D) Iraq. Show Answer Correct Answer: B) Saudi Arabi. 19. I ..... my computer if I don't use it. A) Turn off. B) Turn down. C) Turn up. D) Turn on. Show Answer Correct Answer: A) Turn off. 20. Why are there not a lot of cities along the banks of the Yellow River in China? A) Violation of the Hindu religion. B) It is in the desert. C) Constant flooding. D) None of the above. Show Answer Correct Answer: C) Constant flooding. 21. What is the main environmental concern associated with the use of pesticides in agriculture? A) Habitat destruction. B) Water pollution. C) Soil erosion. D) Air pollution. Show Answer Correct Answer: B) Water pollution. 22. Why is groundwater not a permanent solution to water shortages in the Middle East? A) It is frequently replenished by rainwater. B) It is being used at a faster rate than it can be replenished. C) It is not safe to drink and cannot be used for irrigation. D) There is no groundwater in the Middle East. Show Answer Correct Answer: B) It is being used at a faster rate than it can be replenished. 23. Most of Canada is covered by forests.Which of the industries below benefit from the abundance of forests in Canada? A) Cattle raising. B) Farming. C) Logging. D) None of the above. Show Answer Correct Answer: C) Logging. 24. Which of the following is the MOST directly tied to the pollution of the Ganges River? A) Poor air quality. B) Deforestation. C) A lack of fertile soil. D) The spread of disease. Show Answer Correct Answer: D) The spread of disease. 25. Because hydroelectricity uses rivers to produce energy, it does not pose threats to the environment. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 26. What is a benefit of logging in the Amazon rainforest? A) Logging creates space for new amenities, such as shopping malls and movie theaters. B) Logging is important to Brazil's economy. C) Logging allows more people to live in the land by clearing dense forests. D) Logging reduces the expenses of maintaining the rainforest. Show Answer Correct Answer: B) Logging is important to Brazil's economy. 27. Why is Jordan one of the most water-scarce countries in the world? A) It has frequent flooding. B) It shares most of its water sources with Syria and Israel. C) It is surrounded by freshwater lakes. D) It has a tropical climate. Show Answer Correct Answer: B) It shares most of its water sources with Syria and Israel. 28. ..... and power switches when nobody is using them. A) Save energy. B) Save water. C) Turn off the lights. D) Save food waste. Show Answer Correct Answer: C) Turn off the lights. 29. What is one method of reducing e-waste? A) Landfilling. B) Burning. C) Recycling. D) Hiding devices. Show Answer Correct Answer: C) Recycling. 30. A fuel such as coal, oil, or natural gas (formed from the remains of dead plants and animals). A) Carbon. B) A subsidy. C) A fossil fuel. D) None of the above. Show Answer Correct Answer: C) A fossil fuel. 31. What fraction of deaths are due to contaminated water in India? A) 1/2. B) 2/4. C) 1/3. D) 1/4. Show Answer Correct Answer: C) 1/3. 32. Acid rain can be harmful to the environment. Which Two statements are True about acid rain? A) Caused by power plantsAlso caused by burning trash. B) Has completely been removed from GermanyIs now more of a problem in Cuba. C) Positively affects GermanyThe affects are not as bad as they seem. D) Caused by power plantsWeakens trees and ecosystems. Show Answer Correct Answer: D) Caused by power plantsWeakens trees and ecosystems. 33. Animals or plants that are almost extinct are ..... A) Enriched. B) Extinct. C) Endangered. D) Extint. Show Answer Correct Answer: C) Endangered. 34. A major problem in the Amazon Rainforest. Occurs when almost all the trees are removed from the environment. What is the removal of forest trees called? A) Deforestation. B) Desalinization. C) Over extraction. D) Clear cutting. Show Answer Correct Answer: A) Deforestation. 35. Populations in cities in South Asia are growing rapidly because ..... A) There are better jobs and better eduction. B) There are better farms and cleaner air. C) There is no place else for people to go. D) Flooding along the coasts has forced people to move inland. Show Answer Correct Answer: A) There are better jobs and better eduction. 36. Which of the following is a health impact of air pollution? A) Respiratory problems. B) Heart disease. C) Cancer. D) All of the above. Show Answer Correct Answer: D) All of the above. 37. Trees in the Canadian Shield are harvested to make wood and paper products. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 38. Where does the River Ganges emerge (begin)? A) Bay of Bangal. B) Western Himalayas. C) Eastern Himalayas. D) Nepal. Show Answer Correct Answer: B) Western Himalayas. 39. Four causes of Air Pollution in Mexico City are: A) Vehicle emissionsOvercrowdingIndustries Location. B) Vehicle mufflersSmoke stacksCoal furnacesDry desert air. C) Vehicle accidentsTriangular firesPeople who smokeFast food restaurants. D) None of the above. Show Answer Correct Answer: A) Vehicle emissionsOvercrowdingIndustries Location. 40. What is a result of polluted water? A) People are healthier. B) Diseases. C) Nothing. D) People make money. Show Answer Correct Answer: B) Diseases. 41. How does climate change affect wildlife? A) Climate change only affects domestic animals. B) Climate change affects wildlife by altering their habitats, food sources, and migration patterns. It can lead to loss of habitat, extinction of species, and disruption of ecosystems. C) Wildlife adapts easily to climate change. D) Climate change has no impact on wildlife. Show Answer Correct Answer: B) Climate change affects wildlife by altering their habitats, food sources, and migration patterns. It can lead to loss of habitat, extinction of species, and disruption of ecosystems. 42. What are the effects of acid rain in Germany? A) It has destroyed nearly half of the Black Forest dissolving nutrients and minerals in the soil. B) It causes rivers and lakes to become more acidic, harming animals that live in and drink from these waters. C) It corrodes the materials that make up many of Germany's cultural landmarks. D) All of the Above. Show Answer Correct Answer: D) All of the Above. 43. Who is Canada's top trading partner? A) China. B) United States. C) Mexico. D) Japan. Show Answer Correct Answer: B) United States. 44. What are chemical fertilizers? A) A synthetic substance used to help crops grow. B) The process of removing salt from sea water for consumption. C) The slow and precise application of water directly to plants. D) Underground layers of rock or sand that contain water. Show Answer Correct Answer: A) A synthetic substance used to help crops grow. 45. Why is central and western China less populated than eastern China? A) It is covered in mountains and deserts. B) It has better farmland. C) There are too many wars. D) Rivers do not reach that far inland. Show Answer Correct Answer: A) It is covered in mountains and deserts. 46. What is one solution Germany is using to reduce acid rain? A) Cutting down more trees. B) Building more factories. C) Using wind and solar energy. D) Allowing more cars on the road. Show Answer Correct Answer: C) Using wind and solar energy. 47. Which of the following is a reason why biodiversity is important? A) It supports ecosystem health and stability. B) It provides us with resources like food and medicine. C) It contributes to cultural diversity. D) All of the above. Show Answer Correct Answer: D) All of the above. 48. Flooding in India has led to all of these items except? A) Humans and animals drowning. B) Destruction of homes and businesses. C) Crops Lost. D) Respiratory diseases. E) Mudslides. Show Answer Correct Answer: D) Respiratory diseases. 49. How can community involvement enhance conservation efforts? A) Community involvement leads to increased pollution. B) Community involvement enhances conservation efforts by fostering local stewardship and increasing awareness. C) Awareness of conservation efforts is irrelevant to success. D) Local stewardship decreases biodiversity. Show Answer Correct Answer: B) Community involvement enhances conservation efforts by fostering local stewardship and increasing awareness. 50. Global warming can be controlled by A) Reducing deforestation, cutting down use of fossil fuel. B) Increasing deforestation, reducing efficiency of energy usage. C) Reducing reforestation, increasing the use of fossil fuel. D) Increasing deforestation, slowing down the growth of human population. Show Answer Correct Answer: A) Reducing deforestation, cutting down use of fossil fuel. 51. How has agriculture contributed to the decline of the Chang Jiang's water quality? A) Clearing land for farming has caused acid rain. B) The fertilizers used by farmers contaminate the river. C) Livestock drink from the river and spread their diseases. D) Irrigation of farmland has reduced the water level in the river. Show Answer Correct Answer: B) The fertilizers used by farmers contaminate the river. 52. Which of the following is NOT a way that the Canadian timber industry can limit environmental damage caused by clear-cutting? A) Plant trees to replace those that were harvested. B) Leave buffer zones of forest near streams and rivers. C) Clear-cut smaller areas to reduce the loss of ecosystems. D) Use lighter machinery to reduce air pollution from exhaust. Show Answer Correct Answer: D) Use lighter machinery to reduce air pollution from exhaust. 53. Where did the event chernobyl take place? A) Italy. B) Ukraine. C) Germany. D) U.K. Show Answer Correct Answer: B) Ukraine. 54. Choose the correct word for the definition:"rain which contains large amounts of harmful chemicals" A) Carbon dioxide. B) Druoght. C) Acid Rain. D) Earthquake. Show Answer Correct Answer: C) Acid Rain. 55. Scientists estimate there will by more plastic in the ocean than fish by 2050. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 56. Pollution in the Yangtze River is making the fish unfit to eat. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 57. What problem do environmental engineers solve? A) Entertainment systems. B) Educational content. C) Environmental issues. D) Transport problems. Show Answer Correct Answer: C) Environmental issues. 58. Less than ..... of the world's fresh water supply is available to Southwest Asia's population. A) 50%. B) 1%. C) 10%. D) 20%. Show Answer Correct Answer: B) 1%. 59. Which of the following is a way to reduce plastic pollution? A) Use reusable bags instead of single-use plastic bags. B) Recycle plastic waste. C) Choose products with minimal packaging. D) All of the above. Show Answer Correct Answer: D) All of the above. 60. Which part of Africa is experiencing desertification A) Savanna. B) Tropical rainforest. C) Sahel. D) Atlas Mountains. Show Answer Correct Answer: C) Sahel. ← 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 7Class 12 Biology Chapter 16 Environmental Issues Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books