This quiz works best with JavaScript enabled. Home > Cbse > Class 12 > Science > Biology > Class 12 Biology Chapter 16 Environmental Issues – Quiz 17 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 16 Environmental Issues Quiz 17 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Identify a method to reduce waste in landfills. A) Burn all waste materials. B) Encourage single-use plastics. C) Implement a comprehensive recycling program. D) Increase landfill size. Show Answer Correct Answer: C) Implement a comprehensive recycling program. 2. Loss of forest cover that cannot be grown back naturally A) Deforestation. B) Desertification. C) Irrigation. D) Drought. Show Answer Correct Answer: A) Deforestation. 3. What significant change occurred in rural areas of China under the command economy? A) Decrease in population. B) Increase in life expectancy. C) Increase in unemployment. D) Decrease in life expectancy. Show Answer Correct Answer: B) Increase in life expectancy. 4. WHICH OF THE FOLLOWING IS A WAY SW ASIA IS POLLUTING THEIR WATER? A) Fertilizers/Pesticides. B) Human Waste. C) Factory Waste. D) All of the above are ways SWA is polluting their water. Show Answer Correct Answer: D) All of the above are ways SWA is polluting their water. 5. What country has polluted their water sources by tossing cremated remains into the river? A) India. B) Japan. C) China. D) North Korea. Show Answer Correct Answer: A) India. 6. Choose the correct word for the definition:"the process of making air, water, soil, etc. dangerously dirty and not suitable for people to use" A) Pollution. B) Renewable energy. C) Conservation. D) Recycling. Show Answer Correct Answer: A) Pollution. 7. In an area where DDT had been used extensively, the population of birds declined significantly because: A) Many of the birds eggs laid, did not hatch. B) Cobras were feeding exclusively on birds. C) Earthworms in the area got eradicated. D) Birds stopped laying eggs. Show Answer Correct Answer: A) Many of the birds eggs laid, did not hatch. 8. What does the expression 'The tip of the iceberg' mean? A) A small, visible part of a much larger problem. B) A very small amount in comparison to what is needed. C) Something new and refreshing. D) In a risky or precarious situation. Show Answer Correct Answer: A) A small, visible part of a much larger problem. 9. How much of the world's oil supply is found in Southwest Asia (Middle East)? A) 50 percent. B) 25 percent. C) 40 percent. D) 75 percent. Show Answer Correct Answer: A) 50 percent. 10. It is illegal for Brazil's citizens to drive a car a certain day of the week A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 11. Pollution resulting from the use of fertilizers and the disposal of sewage from humans and livestock can lead to an algal bloom. The effects of these pollutants on algae growth can be intensified as a result of which of the following? A) The decreased use of solar power. B) An increase in freshwater runoff. C) An increase in organic farming practices. D) None of the above. Show Answer Correct Answer: B) An increase in freshwater runoff. 12. After the Great London Smog, A) Smokeless zones were created. B) There was a nuclear explosion in London. C) Fossil fuels were completely banned. D) King Edward banned fires. Show Answer Correct Answer: A) Smokeless zones were created. 13. Which of these is an ethical issue A) Plastic bags in the ocean. B) Sweat shops. C) Overly Positive delivery men. D) Long ques around the store. Show Answer Correct Answer: B) Sweat shops. 14. All of the following contribute to acid rain and pollution EXCEPT ..... A) Vehicles that run on gasoline. B) Citizens walking or biking to work. C) Coal-burning factories. D) Smoke from power plants. Show Answer Correct Answer: B) Citizens walking or biking to work. 15. What other measures has the Mexican government put in place to help reduce the air pollution. A) Limit how often people can drive cars. B) Close factories on days when air pollution is high. C) Strict emissions inspections on cars. D) All of the above. Show Answer Correct Answer: D) All of the above. 16. Flooding caused by the Huang He River in China has caused more deaths than any other river in the world. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 17. Narmada Bachao Andalonis initiated by A) Nana Patekar. B) Amir Khan. C) Sardar Patel. D) Medha patkar. Show Answer Correct Answer: D) Medha patkar. 18. What is the climate like in northern Mexico? A) Hot and Dry. B) Mild. C) Tropical. D) Humid. Show Answer Correct Answer: A) Hot and Dry. 19. WHAT TERM MEANS A SHORTAGE OF SOMETHING OR NOT HAVING ENOUGH? A) Scarcity. B) Excess. C) Abundance. D) Surplus. Show Answer Correct Answer: A) Scarcity. 20. Which of the following is true about recycling glass and aluminum? A) Energy is created in the recycling process. B) Recycled glass and aluminum always have different properties from the original materials. C) Recycling glass and aluminum reduces the amount of resources taken from the Earth. D) It takes more energy to recycle aluminum than to extract it from the ground. Show Answer Correct Answer: C) Recycling glass and aluminum reduces the amount of resources taken from the Earth. 21. As the organic waste input in a water body increases, A) Cannot be said with surety. B) BOD increases. C) BOD may increase or decrease. D) BOD decreases. Show Answer Correct Answer: B) BOD increases. 22. Where do most Europeans live? A) In cities. B) Close to the mountains. C) By the sea. D) In poor areas. Show Answer Correct Answer: A) In cities. 23. Which was an effect of the Chernobyl nuclear disaster? A) People and animals did NOT get sick. B) Drinking water was unsafe for months. C) Forests were healthier than they had ever been. D) All nuclear power plants around the world were closed. Show Answer Correct Answer: B) Drinking water was unsafe for months. 24. What do you do with broken electrical appliances? A) Reduce. B) Reuse. C) Recycle. D) Rethink. Show Answer Correct Answer: C) Recycle. 25. India has some of the lowest rates of air pollution in the world due to automobile emissions and the development of industry. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 26. Choose the correct word for the definition:"increase in the amount of carbon dioxide and other gases in the atmosphere which is believed to cause a gradual warming on the surface of the Earth" A) Global warming. B) Floods. C) Renewable energy. D) Greenhouse Effect. Show Answer Correct Answer: D) Greenhouse Effect. 27. What one of these major environmental problem are both China and India facing? A) Deforestation. B) Nuclear Waste. C) Air Pollution. D) Desertification. Show Answer Correct Answer: C) Air Pollution. 28. Why are animals becoming endangered? A) Burning fossil fuels like coal and oil. B) Throwing something away. C) Oil spills, and litter. D) Losing habitat, pollution, and hunting. Show Answer Correct Answer: D) Losing habitat, pollution, and hunting. 29. How much pollution comes from the United States to southern Canada? A) 50 to 75 percent. B) 45 to 60 percent. C) 30 to 45 percent. D) 40 to 70 percent. Show Answer Correct Answer: A) 50 to 75 percent. 30. Acid rain occurs when moisture mixes with ..... in the atmosphere. A) Ozone. B) Oil. C) Sulfur Dioxide. D) Coal. Show Answer Correct Answer: C) Sulfur Dioxide. 31. The process of making air, water, soil, etc. dirty. A) Emissions. B) Pollution. C) Domestic Waste. D) None of the above. Show Answer Correct Answer: B) Pollution. 32. What kinds of laws have been created in the UK to help stop air pollution? A) Automobile makers have to build cars that produce less exhaust. B) Londoners are required to walk everywhere they go. C) People in the UK have to take medicine to prevent air pollution from harming them. D) None of the above. Show Answer Correct Answer: A) Automobile makers have to build cars that produce less exhaust. 33. How has India attempted to address the pollution of the Ganges River? A) By importing food from other countries. B) By regulating commercial fishing. C) By building sewage treatment plants. D) By restricting when people can drive. Show Answer Correct Answer: C) By building sewage treatment plants. 34. Why will Southeast Asia be especially impacted by climate change in the future? A) Much of the population lives near coasts that will be flooded. B) Much of the population lives in the mountains that will receive less rainfall. C) Much of the region will turn into arid deserts. D) Much of the region is covered in rivers that will increase in salinity. Show Answer Correct Answer: A) Much of the population lives near coasts that will be flooded. 35. What are the two main businesses responsible for the destruction of the rainforest? A) Farming and selling cars. B) Shopping centers and cattle. C) Shopping centers and mining. D) Farming and Cattle. Show Answer Correct Answer: D) Farming and Cattle. 36. ..... are seasonal winds that blow moisture into India and other South Asian countries. A) Monsoons. B) Tsunamis. C) Cyclones. D) Typhoons. Show Answer Correct Answer: A) Monsoons. 37. The concrete casing around the nuclear reactor is guaranteed never to leak. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 38. What is an advantage of mining in the Amazon rainforest? A) Large areas of land are cleared. B) Jobs for people in Brazil. C) The natural environment is improved. D) None of the above. Show Answer Correct Answer: B) Jobs for people in Brazil. 39. Harmful chemicals from ..... and ..... have caused acid rain to damage the Black Forrest in Germany. A) Factories/ships. B) Factories/animals. C) Cars/factories. D) Humans/the sun. Show Answer Correct Answer: C) Cars/factories. 40. Ito ay tumukoy na dapat alamin ng isang mamayan kung ang nababasa o napapanood ay totoo at mapagkatiwalaan ba ang pinanggalingan nito. A) Lahat nang nabanggit. B) Balanse. C) Makabuluhan. D) Mapanuri. Show Answer Correct Answer: D) Mapanuri. 41. How does Green IT contribute to environmental sustainability? A) By increasing electronic waste. B) By promoting pollution. C) By using less energy. D) By increasing energy use. Show Answer Correct Answer: C) By using less energy. 42. What is the argument made by leaders at the World Bank regarding air pollution? A) Air pollution has no significant impact on health. B) The expenses of health problems due to air pollution outweigh any economic profits. C) The economic profits from polluting industries are worth the health risks. D) Clean-up efforts should be delayed until the health of the population suffers. Show Answer Correct Answer: B) The expenses of health problems due to air pollution outweigh any economic profits. 43. Which material can not be recycled? A) Glass bottles. B) Paper. C) Light bulbs. D) Aluminum cans. Show Answer Correct Answer: C) Light bulbs. 44. If breathed, air pollution can be harmful to people's health. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 45. Which method of waste handling conserves the most resources while minimizing pollution and energy use? A) Landfills. B) Source reduction. C) Recycling. D) IncinerationTagsEnvironmental. Show Answer Correct Answer: B) Source reduction. 46. How can individuals reduce their carbon footprint? A) Ignore energy-saving practices. B) Use public transport, reduce meat consumption, conserve energy, recycle, and support renewable energy. C) Drive more frequently. D) Increase plastic use. Show Answer Correct Answer: B) Use public transport, reduce meat consumption, conserve energy, recycle, and support renewable energy. 47. Why were other countries worried about the nuclear disaster at Chernobyl? A) The cost of nuclear power increased. B) Radioactive material fell on other countries in Europe. C) They didn't have enough room for the sick people. D) The town was closed. Show Answer Correct Answer: B) Radioactive material fell on other countries in Europe. 48. Why is the Huang He ( Yellow River) sometimes called "China's Sorrow" ? A) The river often runs dry leaving farmers to starve. B) Floods along this river often cause great suffering. C) No one can drink the water from this river because of the pollution. D) The river has too many rapids and waterfalls for it to be used for transportation. Show Answer Correct Answer: B) Floods along this river often cause great suffering. 49. What is an eco-friendly way of transportation? A) Airplanes or helicopters. B) Cars or motorcycles. C) Scooters or mopeds. D) Bicycles or walking. Show Answer Correct Answer: D) Bicycles or walking. 50. Pollution has a large impact on our environment. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 51. How much single-use plastic does each person use every year in Japan? A) 7kg. B) 37kg. C) 27kg. D) 17kg. Show Answer Correct Answer: B) 37kg. 52. What are the causes of air pollution in India? A) Rapidly growing population. B) Heavy industry. C) Exhaust from automobiles. D) All of the above. Show Answer Correct Answer: D) All of the above. 53. What is 'Endangered species'? A) Species that are at risk of extinction. B) Species that are invasive. C) Species that are overpopulated. D) Species that are extinct. Show Answer Correct Answer: A) Species that are at risk of extinction. 54. In the 21st century, extinction is a big problem because ..... A) Now we can record when it happens. B) The rate of extinction is much faster than ever before. C) There is no such thing as extinction in the 21st century. D) The rate of extinction is much slower than ever before. Show Answer Correct Answer: B) The rate of extinction is much faster than ever before. 55. Businesses should ensure that employees have access to clean water/social security are part of ..... rights of employees in the workplace. A) Legal rights. B) Social rights. C) Equal. D) None of the above. Show Answer Correct Answer: B) Social rights. 56. Pick out the correct choice from the following A) As BOD increases, DO increases. B) As BOD increases, DO decreases. C) It depends on the water body and the surrounding environment. D) No such relation exists between BOD & DO. Show Answer Correct Answer: B) As BOD increases, DO decreases. 57. What material is commonly recycled in electronics? A) Wood. B) Gold. C) Water. D) Oxygen. Show Answer Correct Answer: B) Gold. 58. Invisible energy that is given off from a radioactive element, such as Uranium, describes ..... A) Radiation. B) Nuclear fallout. C) Nuclear power plant. D) Chemotherapy. Show Answer Correct Answer: A) Radiation. 59. It is possible to eliminate all human needs and the production of waste A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 60. What made the nuclear disaster in Chernobyl occur? A) Nuclear reactor 4 exploded. B) A power surge chilled the water too quickly. C) An employee spilled a slushie on the power panel. D) A squirrel chewed a power wire. Show Answer Correct Answer: A) Nuclear reactor 4 exploded. ← 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