This quiz works best with JavaScript enabled. Home > Cbse > Class 12 > Science > Biology > Class 12 Biology Chapter 16 Environmental Issues – Quiz 22 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 16 Environmental Issues Quiz 22 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the meaning of the word 'Legislation'? A) Dangerous. B) A place where waste is disposed of. C) Laws, statutes. D) Careless, loose. Show Answer Correct Answer: C) Laws, statutes. 2. To make unclean or impure A) Arable. B) Contaminate. C) Nuclear Power. D) Nuclear Reactor. Show Answer Correct Answer: B) Contaminate. 3. Old computers and laptops should be ..... A) Recycled. B) Rethink. C) Reused. D) Reduced. Show Answer Correct Answer: A) Recycled. 4. Any type of pollution carried by the wind is ..... A) Regulations. B) Air Pollution. C) Emissions. D) Smog. Show Answer Correct Answer: B) Air Pollution. 5. Which is a cause of low population density around the Gobi and Taklamakan Deserts? A) Dramatic temperature changes. B) Many sources of water. C) Large amounts of rainfall. D) Many opportunities for work. Show Answer Correct Answer: A) Dramatic temperature changes. 6. What is a wetland? A) All of the land area surrounding a river system. B) The area at a river's mouth where fresh water meets salt water. C) A low-lying area that is saturated with water. D) An area on the side of a river that floods periodically. Show Answer Correct Answer: C) A low-lying area that is saturated with water. 7. Greenhouses are used for growing plants especially during A) Monsoon. B) Spring. C) Winter. D) Summer. Show Answer Correct Answer: C) Winter. 8. The largest and longest river in China. A) Yellow River. B) Yangtze River. C) Ganges River. D) None of the above. Show Answer Correct Answer: B) Yangtze River. 9. The production of goods and services in an economy A) Deforestation. B) Desertification. C) Population distribution. D) Industry. Show Answer Correct Answer: D) Industry. 10. It is estimated that 80% of all ..... is untreated and flows directly into the India's rivers, making it a major source of water pollution. A) Erosion. B) Raw sewage. C) Mining surplus. D) Pesticides. Show Answer Correct Answer: B) Raw sewage. 11. A major problem in the Amazon Rainforest. Occurs when almost all the trees are removed from the environment. A) Clear cutting. B) Desalinization. C) Deforestation. D) Over extraction. Show Answer Correct Answer: C) Deforestation. 12. This is an increase in the earth's average atmospheric temperature that causes corresponding changes in climate and that may result from the greenhouse effect A) Smog. B) Ice age. C) Global warming. D) Globalization. Show Answer Correct Answer: C) Global warming. 13. The widespread use of pesticides has resulted in a decline in ..... among pollinators. A) Diversifyingly. B) Diversely. C) Diversity. D) Diversifying. E) Diverse. Show Answer Correct Answer: C) Diversity. 14. Why are larger Middle Eastern countries sparsely populated? A) Most of their land is desert and lacks access to water. B) Areas of these countries haven't been explored yet. C) Many of these countries are still ravaged by civil war. D) They do not have any valuable resources. Show Answer Correct Answer: A) Most of their land is desert and lacks access to water. 15. What can excessive wood extraction provoke? A) More Oxygen. B) Increase of terrestrial species. C) Greenhouse. D) None of the above. Show Answer Correct Answer: C) Greenhouse. 16. What country was Ukraine part of when Chernobyl happened? A) USA. B) Soviet Union. C) Poland. D) None of the above. Show Answer Correct Answer: B) Soviet Union. 17. In what year did the nuclear disaster in Chernobyl occur? A) 1975. B) 1986. C) 1999. D) 1952. Show Answer Correct Answer: B) 1986. 18. What type of environmental issues does Mexico City face? A) Deforestation. B) Polluted drinking water. C) Air Pollution. D) Acid Rain. Show Answer Correct Answer: C) Air Pollution. 19. Which statement is true about Canada? A) Large Country, Small Population. B) Large Country, Large Population. C) Large Country, Long Rivers. D) Large Population, Large Cities. Show Answer Correct Answer: A) Large Country, Small Population. 20. What is the BEST explanation as to why levels of radioactivity increased in areas so far from Chernobyl? A) Food supply. B) International travelers. C) Migrating birds. D) Wind currents. Show Answer Correct Answer: D) Wind currents. 21. The "death or a lake, river or water body" means that ..... A) It has dried up and cannot flow or maintain its efficiency. B) It does not perform life activities or function any longer. C) It has become so polluted that it can no longer support life. D) It can no longer be referred to as a water body. Show Answer Correct Answer: C) It has become so polluted that it can no longer support life. 22. Why has the oil problem in Venezuela been a difficult issue to solve? A) Because fisherman have been so aggressive in their efforts for justice. B) Because the toxic waste was kept secret until a news agency leaked the problem to the public. C) Because oil is SO hard to clean up. D) Because oil is such an important factor in the Venezuelan economy; it is a BIG money maker. Show Answer Correct Answer: D) Because oil is such an important factor in the Venezuelan economy; it is a BIG money maker. 23. What issues have contributed to rivers flooding in China? A) Rains during monsoon seasons. B) Farmers draining wetlands that previously acted as sponges. C) Loggers cutting down too many trees that previously contained the rivers' water. D) All the Above. Show Answer Correct Answer: D) All the Above. 24. Any waste that is generated in the home from day-to-day activities. A) Domestic Waste. B) Waste Disposal. C) Waste Management. D) None of the above. Show Answer Correct Answer: A) Domestic Waste. 25. SS6G6 Canada has to work with the United States on the problem of acid rain because the United States A) Has reduced the amount of acid rain and understands how to solve the problem. B) Purchases many of the goods Canada produces in its factories. C) Is the source of much of Canada's air pollution. D) Is careful to keep air pollution from leaving the United States and entering Canada. Show Answer Correct Answer: C) Is the source of much of Canada's air pollution. 26. All of the following are Southwest Asia's biggest pollution problems except: A) Human sweage. B) Carbon dioxide. C) Industrial waste. D) Fertilizers and pesticides. Show Answer Correct Answer: B) Carbon dioxide. 27. Is a specific pollution water source that can be identified. A) Sustainable use. B) Renewable resource. C) Point Source. D) Nonrenewable resource. Show Answer Correct Answer: C) Point Source. 28. Very few people rely on the Yangtze for drinking water, irrigation, and transportation A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 29. The phrase which best fits in the gap in the last paragraph is A) For the time being. B) To begin with. C) Despite this. D) None of the above. Show Answer Correct Answer: B) To begin with. 30. What are the different methods of waste management? A) Leaving waste on the streets. B) Recycling, composting, landfilling, and waste-to-energy incineration. C) Dumping waste in rivers and oceans. D) Burying waste in the backyard. Show Answer Correct Answer: B) Recycling, composting, landfilling, and waste-to-energy incineration. 31. Which of the following is NOT considered an eco-friendly product? A) Single-use plastic straw. B) Reusable shopping bag. C) Solar-powered lamp. D) Biodegradable packaging. Show Answer Correct Answer: A) Single-use plastic straw. 32. Just after the accident, the Soviet Union ..... A) Tried to keep the accident a secret. B) Made a world wide public announcement. C) Asked other countries to send help. D) Made an announcement to surrounding countries. Show Answer Correct Answer: A) Tried to keep the accident a secret. 33. Which is NOT a solution to the Mexico City air pollution problem? A) Strict emission inspections. B) Limit driving. C) Working with the United States. D) Alternative Energy. Show Answer Correct Answer: C) Working with the United States. 34. What did Chernobyl, Three Mile Island, the Love Canal, and Bhopal, India all have in common? A) They qualified as technological disasters. B) They all involved environmental racism. C) They were environmental problems caused by economic development. D) They were all nuclear disasters. Show Answer Correct Answer: A) They qualified as technological disasters. 35. It is estimated that 80% of all ..... is untreated and flows directly into the India's rivers, making it a major source of water pollution.Which answer BEST goes into the blank in the prompt? A) Raw sewage. B) Pesticides. C) Mining surplus. D) Erosion. Show Answer Correct Answer: A) Raw sewage. 36. Cutting down all the trees in an area is called ..... A) Selective Cutting. B) Aquaculture. C) Clear-Cutting. D) Biodiversity. E) Fishery Area. Show Answer Correct Answer: C) Clear-Cutting. 37. The government of Mexico has implemented the following changes to try and solve the air pollution problem in Mexico City. A) Limit driving cars to 6 days a weekBike sharingSoot free bussesEmission standards for vehicles. B) Limit driving cars 3 days a weekWagon sharing Electric bussesEmission standards for trucks only. C) Limit driving cars to 4 days a weekScooter sharing Coal burning bussesElectric cars. D) None of the above. Show Answer Correct Answer: A) Limit driving cars to 6 days a weekBike sharingSoot free bussesEmission standards for vehicles. 38. This country sufferers from food shortages because irrigating crops is extremely difficult without a sufficient water supply. A) Syria. B) Turkey. C) Israel. D) Saudi Arabia. Show Answer Correct Answer: A) Syria. 39. Increased government involvement and reduction of factory/vehicle emissions are solutions to ..... A) Air pollution only. B) Acid rain only. C) Both air pollution and acid rain. D) None of the above. Show Answer Correct Answer: C) Both air pollution and acid rain. 40. Which is one reason that trash and litter can hurt wildlife? A) Wildlife are afraid of human garbage. B) Trash covers the scent of other animals they are hunting. C) Wildlife may try to eat plastics and choke on them. D) Trash and litter removes their camouflage. Show Answer Correct Answer: C) Wildlife may try to eat plastics and choke on them. 41. The State shall endeavour to protect and improve the environment and to safeguard the ..... and ..... of the country. A) Forest, Wildlife. B) Human life, wild life. C) Plants, trees. D) Forest, human life. Show Answer Correct Answer: A) Forest, Wildlife. 42. Pollution in the atmosphere or ozone is called ..... A) Water Pollution. B) Chernobyl. C) Acid Rain. D) Air Pollution. Show Answer Correct Answer: D) Air Pollution. 43. What is the primary purpose of the Three Gorges Dam along the Chang River in China? A) To produce clean hydroelectricity. B) To promote tourism. C) To increase air pollution. D) To provide a habitat for wildlife. Show Answer Correct Answer: A) To produce clean hydroelectricity. 44. Which industry would MOST LIKELY be found to be profitable in the area known as the Canadian Shield? A) Fishing. B) Manufacturing. C) Mining. D) Farming. Show Answer Correct Answer: C) Mining. 45. What's one way to reduce waste? A) Recycling. B) Dumping waste in the ocean. C) Burning waste. D) Composting. Show Answer Correct Answer: A) Recycling. 46. Which is a cause of water pollution on the Ganges River? A) Industrial waste. B) Sands from the Taklamakan Desert. C) Sands from the Gobi Desert. D) None of the above. Show Answer Correct Answer: A) Industrial waste. 47. Where do most Brazilians choose to live? A) Along the eastern coastline. B) Along the Amazon River. C) In the Amazon River Basin. D) In the rainforest. Show Answer Correct Answer: A) Along the eastern coastline. 48. Permanent deforestation can contribute to potential global warming by ..... A) Decreasing atmospheric CO2 levels. B) Decreasing atmospheric N2 levels. C) Increasing atmospheric CO2 levels. D) Increasing atmospheric N2 levels. Show Answer Correct Answer: C) Increasing atmospheric CO2 levels. 49. What is the mixture of gases surrounding the Earth called? A) Atmosphere. B) Emissions. C) Carbon. D) Concentration. Show Answer Correct Answer: A) Atmosphere. 50. What is the number one cause of destruction to the Amazon Rain Forest? A) Deforestation. B) Decolonization. C) Lack of Government Control. D) Demilitarization. Show Answer Correct Answer: A) Deforestation. 51. What challenge does China face with the Three Gorges Dam? A) Balancing energy needs with environmental and historical site preservation. B) Decreasing the effectiveness of the dam. C) Limiting the export of energy produced by the dam. D) Enhancing the recreational use of the reservoir. Show Answer Correct Answer: A) Balancing energy needs with environmental and historical site preservation. 52. Recycling is ..... A) The process of reclaiming raw materials and reusing them to create new products. B) Holds municipal solid waste, construction debris, and some type of agricultural and industrial waste. C) Materials that can be broken down and recycled by bacteria and other decomposers. D) Any material that can be harmful to human health or the environment if it is not properly disposed. Show Answer Correct Answer: A) The process of reclaiming raw materials and reusing them to create new products. 53. What is a cause of deforestation? A) Car emissions. B) Logging and mining. C) Oil spills. D) Over population. Show Answer Correct Answer: B) Logging and mining. 54. What is the primary component of smog? A) Ozone. B) Carbon dioxide. C) Water vapor. D) Oxygen. Show Answer Correct Answer: A) Ozone. 55. Why is the Amazon rainforest a difficult place for settlers to farm in? A) There is too much rainfall. B) The land is overpopulated. C) The area is very hot and dry. D) The soil is poor in nutrients. Show Answer Correct Answer: D) The soil is poor in nutrients. 56. Which human activity would be most likely to have a negative impact on the environment? A) Planting trees to control soil erosion. B) Limiting the use of chemicals that kill weeds. C) Stopping the draining of swamps. D) Burning coal and oil to generate electric power. Show Answer Correct Answer: D) Burning coal and oil to generate electric power. 57. According to the text, what is a 'creature'? A) A specific endangered species. B) Anything that lives (but is not a plant). C) Only animals that live in the sea. D) Any type of plant or tree. Show Answer Correct Answer: B) Anything that lives (but is not a plant). 58. Syria's access to water from the Euphrates River has decreased by about how much because of Turkey's dams? A) 25%. B) 10%. C) 40%. D) 90%. Show Answer Correct Answer: C) 40%. 59. What is the environmental issue found in Mexico City? A) Acid Rain. B) Air Pollution. C) Mining. D) Deforestation. Show Answer Correct Answer: B) Air Pollution. 60. Northern Canada is ..... and ..... people live there. A) Bitterly cold, many. B) Very warm, many. C) Bitterly cold, very few. D) Moderately cold, few. Show Answer Correct Answer: C) Bitterly cold, very few. ← 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