This quiz works best with JavaScript enabled. Home > Cbse > Class 12 > Science > Biology > Class 12 Biology Chapter 16 Environmental Issues – Quiz 19 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 16 Environmental Issues Quiz 19 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following is a renewable energy source that can help reduce carbon emissions? A) Solar power. B) Natural gas. C) Nuclear power. D) Coal. Show Answer Correct Answer: A) Solar power. 2. Which of the following activities contributes the most to carbon emissions globally? A) Deforestation. B) Respiration. C) Burning fossil fuels. D) Agriculture. Show Answer Correct Answer: C) Burning fossil fuels. 3. Why do very few people live in the Australian Outback? A) Because it has many wetlands and poor soil. B) Because it has high temperatures and little rain. C) Because it has a rugged and mountainous terrain. D) Because it has dense rain forests and high humidity. Show Answer Correct Answer: B) Because it has high temperatures and little rain. 4. Paano masolusyonan ang mga problema sa ating pamayanan? A) Kung tayo ay mag-aaral nang mabuti para sa kinabukasan. B) Kung lahat tayo ay makikialam sa mga bagay-bagay sa ating kapaligiran. C) Kapag ang bawat isa ay nakikikabaka sa problema na may kinalaman ang lahat ng tao sa lipunan. D) Kapag ang mga politiko ay may malasakit sa bawat Pilipino. Show Answer Correct Answer: C) Kapag ang bawat isa ay nakikikabaka sa problema na may kinalaman ang lahat ng tao sa lipunan. 5. Deforestation is a major environmental problem in Africa because it causes A) Floods so countries must build more dams. B) Poor water quality due to parasites. C) Drought leading to an unequal distribution of water. D) Poor soil which leads to poor harvests. Show Answer Correct Answer: D) Poor soil which leads to poor harvests. 6. One effect of acid rain is that ..... A) Rivers and lakes become polluted when it rains. B) Rivers and lakes do not become polluted when it rains. C) Only rivers become polluted when it rains. D) Only lakes become polluted when it rains. Show Answer Correct Answer: A) Rivers and lakes become polluted when it rains. 7. Natural habitats that support different kinds of animal and plant life A) Houses. B) The gym. C) Habitats. D) Ecosystems. Show Answer Correct Answer: D) Ecosystems. 8. Costs and benefits are measured only in terms of money. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 9. What is the definition of 'local'? A) From a small area, especially of a country. B) Found all over the world. C) Living in the wild. D) Related to climate change. Show Answer Correct Answer: A) From a small area, especially of a country. 10. Which of these would have the BIGGEST impact on the interaction between India and China? A) Himalayan Mountains. B) Three Gorges Dam. C) Pollution of the Ganges. D) Flooding of the Yellow River. Show Answer Correct Answer: A) Himalayan Mountains. 11. What affect does the Sahel's climate and physical characteristics have on population distribution? A) Few people live here. B) Many people live here. C) There is no effect. D) None of the above. Show Answer Correct Answer: A) Few people live here. 12. Which of the following best describes the concept of 'carbon footprint'? A) The carbon emissions from vehicles only. B) The carbon content in fossil fuels. C) The amount of carbon dioxide absorbed by plants. D) The total amount of greenhouse gases produced by human activities. Show Answer Correct Answer: D) The total amount of greenhouse gases produced by human activities. 13. This type of precipitation contains dangerous chemicals because of smoke from cars and factories. A) Snow. B) Condensation. C) Hail. D) Acid rain. Show Answer Correct Answer: D) Acid rain. 14. How is the UK's government solving the air pollution problem? A) Regulate emissions from cars. B) Put laws in place to prevent flooding. C) Sell more cars. D) Help prevent erosion. Show Answer Correct Answer: A) Regulate emissions from cars. 15. What percentage of impurities make domestic sewage unfit for human use? A) 0.01%. B) 0.001%. C) 0.1%. D) 1.0%. Show Answer Correct Answer: C) 0.1%. 16. In eutrophication, what directly causes the death of fish? A) Bacteria use up oxygen in respiration. B) The plants use up oxygen in respiration. C) The fish are poisoned by high CO$_{2}$ levels. D) The fish use up oxygen in respiration. Show Answer Correct Answer: A) Bacteria use up oxygen in respiration. 17. 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. 18. ..... 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. 19. What do you do with food leftovers? A) Make compost. B) Feed them to your pets. C) Burn them. D) Bury them. Show Answer Correct Answer: A) Make compost. 20. Which European city is known for its efforts to reduce air pollution through bicycle-friendly infrastructure? A) Paris. B) Berlin. C) Amsterdam. D) London. Show Answer Correct Answer: C) Amsterdam. 21. How many waribashi are used in Japan each year? A) 25 million (25, 000, 000). B) 25 billion (25, 000, 000, 000). C) 10 billion (10, 000, 000, 000). D) 10 million (10, 000, 000). Show Answer Correct Answer: B) 25 billion (25, 000, 000, 000). 22. 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. 23. The government introduced new ..... to reduce carbon emissions from vehicles. A) Legislate. B) Legislations. C) Legislating. D) Legislature. E) Legislative. Show Answer Correct Answer: B) Legislations. 24. 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. 25. Why are children from rural areas less likely than those from urban areas to attend college? A) Parents cannot afford the fees for schooling. B) Rural schools offer higher quality education. C) Colleges are only located in urban areas. D) Rural areas have better job opportunities. Show Answer Correct Answer: A) Parents cannot afford the fees for schooling. 26. 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. 27. 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. 28. 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. 29. What are some of the main causes of high levels of nitrogen in the waters of the Yangtze River? A) The chemicals used in fertilizers run from the fields into the river. B) The bodies of dead animals are thrown into the water. C) The exhaust fumes are from the millions of cars driven in this area of Asia. D) The waste is from nuclear power plants. Show Answer Correct Answer: A) The chemicals used in fertilizers run from the fields into the river. 30. The act of cutting down or burning the trees in an area. A) Global warming. B) Rubbish. C) Pollution. D) Deforestation. Show Answer Correct Answer: D) Deforestation. 31. 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). 32. A citizen group called Friends of the Arcata Marsh (FOAM) basically belongs to A) UK. B) Canada. C) USA. D) Germany. Show Answer Correct Answer: C) USA. 33. 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. 34. 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. 35. What effect will continued rise in global temperature most likely have on worldwide biodiversity? A) It will increase due to warmer temperatures. B) It will increase due to greater plant production from more CO2. C) It will decrease due to massive habitat destruction. D) It will have no effect as there is plenty of time for organisms to adapt. Show Answer Correct Answer: C) It will decrease due to massive habitat destruction. 36. Most air pollution is caused by? A) Industrial emissions. B) Deforestation. C) Natural disasters. D) Burning of fossil fuels. Show Answer Correct Answer: D) Burning of fossil fuels. 37. The number of different species in an area is called A) Niche. B) Habitat fragmentation. C) Biodivesity. D) Keystone species. Show Answer Correct Answer: C) Biodivesity. 38. Where does Mr. Stu live? A) Binh Duong. B) Binh Thanh District. C) District 1. D) Thao Dien. Show Answer Correct Answer: D) Thao Dien. 39. Which of the following is a consequence of drought in tropical rainforests? A) Forest fires. B) Forest disasters. C) Cattle ranching. D) Forest alerts. Show Answer Correct Answer: A) Forest fires. 40. Monsoons in India or both a blessing and a curse. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 41. Which country buys garbage? A) Switzerland. B) Sweden. C) Norway. D) Austria. Show Answer Correct Answer: B) Sweden. 42. When a population ..... , the demand for resources increases. A) Declines. B) Grows. C) All the above. D) None of the above. Show Answer Correct Answer: B) Grows. 43. China's major rivers such as the Yangtze and Huang He Rivers provide which of the following: A) Transportation. B) Rich Soil. C) Death and Destruction from flooding. D) All of the above. Show Answer Correct Answer: D) All of the above. 44. Using resources in ways that maintain the resource at a certain quality for a certain period of time. A) Conservation. B) Sustainable use. C) Point Source-. D) Ecological footprint-. Show Answer Correct Answer: B) Sustainable use. 45. What might happen if the greenhouse effect didn't exist? A) The earth's temperature would be much more comfortable. B) The earth wouldn't have an atmosphere. C) The sun's rays would never reach the surface of the earth. D) It would be too cold for humans to survive on the earth. Show Answer Correct Answer: D) It would be too cold for humans to survive on the earth. 46. Are chemicals that kill crop-destroying organisms. A) Groundwater. B) Sewage. C) Pesticide. D) Sediment. Show Answer Correct Answer: C) Pesticide. 47. WHICH SW ASIAN COUNTRY IS AT THE BOTTOM AND ONLY RECEIVES AROUND 20% OF THEIR NEEDED WATER SUPPLY? A) Syria. B) Iran. C) Iraq. D) Turkey. Show Answer Correct Answer: C) Iraq. 48. Why is it important for environmental policy to address pollution concerns? A) Pollution can have a negative impact on human health. B) Pollution is damaging to the environment. C) Pollution can cause a reduction in usable natural resources. D) All of these. Show Answer Correct Answer: D) All of these. 49. In Syria and Iraq, pollution from Turkish industry has ..... get safe water from the Tigris and Euphrates Rivers. A) Made no difference in the ability to. B) Made it impossible to. C) Made it harder to. D) Made it easier to. Show Answer Correct Answer: C) Made it harder to. 50. Which one of the following statements is wrong in case of Bhopal tragedy? A) It took place in the night of December 2/3/1984. B) Methyl Isocyanate gas leakage took place. C) Thousands of human beings died. D) Radioactive fall out engulfed Bhopal. Show Answer Correct Answer: D) Radioactive fall out engulfed Bhopal. 51. What does the expression 'A breath of fresh air' mean? A) In a risky or precarious situation. B) A very small amount in comparison to what is needed. C) A small, visible part of a much larger problem. D) Something new and refreshing. Show Answer Correct Answer: D) Something new and refreshing. 52. How can waste management help in reducing environmental problems? A) By increasing the amount of waste sent to landfills. B) By ignoring recycling materials. C) By burning all waste in incinerators. D) By properly disposing of waste, recycling materials, and reducing the amount of waste sent to landfills or incinerators. Show Answer Correct Answer: D) By properly disposing of waste, recycling materials, and reducing the amount of waste sent to landfills or incinerators. 53. A(n) environmental resource occurs naturally in the environment and is used by people. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 54. Why is climate change a challenge to the Ganges? A) Climate change isn't a challenge because it causes floods which doesn't damage the river. B) Climate change can cause droughts thus impacting on how much water flows into it. C) All the above. D) None of the above. Show Answer Correct Answer: B) Climate change can cause droughts thus impacting on how much water flows into it. 55. You ..... use your mobile phone during the exam. A) Should. B) Mustn't. C) Can't. D) None of the above. Show Answer Correct Answer: B) Mustn't. 56. Which pollution will WASTE ENERGY? A) Water pollution. B) Air pollution. C) Deforestation. D) Light pollution. Show Answer Correct Answer: D) Light pollution. 57. Different organisms have different roles within a habitat. The role an organism plays in its habitat is its ..... A) Niche. B) Community. C) Ecosystem. D) Population. Show Answer Correct Answer: A) Niche. 58. The Yellow River flows into what body of water? A) Sea of Japan. B) Bay of Bengal. C) Indian ocean. D) Yellow Sea. Show Answer Correct Answer: D) Yellow Sea. 59. Citizens in this country can only get water two days a week. A) Saudi Arabia. B) Jordan. C) Syria'. D) Israel. Show Answer Correct Answer: B) Jordan. 60. What is the primary cause of deforestation contributing to CO2 emissions? A) Industrial waste. B) Cutting down trees. C) Mining activities. D) Urbanization. Show Answer Correct Answer: B) Cutting down trees. ← 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 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books