This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Biology Chapter 16 Environmental Issues – Quiz 12 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 16 Environmental Issues Quiz 12 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. How many years does a plastic bag decompose? A) 100-300 years. B) 10-100 years. C) 400-700 years. D) 1000 years and more. Show Answer Correct Answer: C) 400-700 years. 2. Watershed is the name of the land area that drains into a river system. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 3. What is recycling? A) It is the process of converting waste materials into new materials and objects. B) To use fuel, energy, or time, especially in large amounts. C) The presence in or introduction into the environment of a substance which has harmful or poisonous effects. D) Bringing down to a smaller extent, size, amount, number. Show Answer Correct Answer: A) It is the process of converting waste materials into new materials and objects. 4. Which is a leading cause of death in China? A) Skin cancer. B) Respiratory and heart disease. C) Injuries from automobile accidents. D) Injuries related to industrial and factory accidents. Show Answer Correct Answer: B) Respiratory and heart disease. 5. More than half of Europe is covered by a landform called the A) Ural Mountains. B) European Plain. C) Russia. D) None of the above. Show Answer Correct Answer: B) European Plain. 6. Which mountain range is often considered the dividing line between Europe and Asia? A) Pyrenees. B) Ural Mountains. C) Atlas Mountains. D) Alps. Show Answer Correct Answer: B) Ural Mountains. 7. What have been the effect of the rapid growth of algae in the Yangtze River? A) The oxygen levels in the water go down and fish die. B) The river dolphins and porpoises can rely on the algae as a food source. C) The Yangtze River can longer be used for shipping and transportation. D) The algae have provided a good source of fertilizer for those who live along the river. Show Answer Correct Answer: A) The oxygen levels in the water go down and fish die. 8. True or False:The Ganges has the most populated river basin in the world. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 9. Renewable A) To get rid of something you don't want. B) Can be used without running out, esp. of energy sources like solar and wind. C) A chemical that's sprayed on crops to stop insects from destroying them. D) Dangerous substances that need careful disposal (eg. toxic or nuclear waste.). Show Answer Correct Answer: B) Can be used without running out, esp. of energy sources like solar and wind. 10. A photochemical smog is ..... A) A form of air pollution outdoors caused mainly by motor vehicles such as cars and trucks. Methane released from animals such as cows also send pollutants into the atmosphere. B) Is a thick, brownish haze formed when certain gasses in the air react with sunlight. C) Which is toxic, is the major chemical found in smog. D) A layer of warm air prevents the rising air from escaping. Show Answer Correct Answer: B) Is a thick, brownish haze formed when certain gasses in the air react with sunlight. 11. Which is the largest country in the western hemisphere? A) Brazil. B) Canada. C) United States. D) China. Show Answer Correct Answer: B) Canada. 12. A high global demand for which resource has greatly contributed to the destruction of the Amazon Rainforest? A) Lumber. B) Cotton. C) Fish. D) Uranium. Show Answer Correct Answer: A) Lumber. 13. The scrubber is used mainly to remove which of thefollowing gas/es from the exhaust after spraying water/lime? A) CO2. B) SO2. C) O2 and N2. D) CO and CO2. Show Answer Correct Answer: B) SO2. 14. Cuba's fertile soil allows it to grow the following crops except ..... A) Sugarcane. B) Lettuce. C) Coffee. D) Tobacco. Show Answer Correct Answer: B) Lettuce. 15. Which one of the following is mismatched A) Fossil fuels-release of CO2. B) Nuclear fuel-Radioactive wastes. C) Solar energy-the greenhouse effect. D) Biomass burning-release of CO2. Show Answer Correct Answer: C) Solar energy-the greenhouse effect. 16. What is pollution hanging over urban areas that causes reduced visibility called? A) Air pollution. B) Temperature inversion. C) Light pollution. D) Smog. Show Answer Correct Answer: D) Smog. 17. What type of environmental issue is in Brazil? A) OIl Spills. B) Water Pollution. C) Deforestation. D) Air Pollution. Show Answer Correct Answer: C) Deforestation. 18. What 25 mile long strip of land has been a source of conflict between Israel and Palestine for many years? A) Gaza Strip. B) Persian Gulf. C) Strait of Hormuz. D) Suez Canal. Show Answer Correct Answer: A) Gaza Strip. 19. When and where the Ozone hole was discovered? A) 1985, Antarctica. B) 1985, Arctic. C) 1987, Arctic. D) 1987, Antarctica. Show Answer Correct Answer: A) 1985, Antarctica. 20. Smog forms when gasses in the air react with ..... A) Soil. B) Metal buildings. C) Sunlight. D) Water vapor. Show Answer Correct Answer: C) Sunlight. 21. WHICH SW ASIAN COUNTRY HAS BEEN IN SEVERAL CONFLICTS OVER THE JORDAN RIVER WITH SYRIA, JORDAN, AND PALESTINE? A) Israel. B) Iran. C) Afghanistan. D) Turkey. Show Answer Correct Answer: A) Israel. 22. UK's solutions to air pollution include A) Laws requiring bicycles instead of cars. B) Monitoring air quality. C) Allowing factories to produce what they choose. D) Making it illegal to use fuels in vehicles. Show Answer Correct Answer: B) Monitoring air quality. 23. What is the main cause of air pollution in the United Kingdom? A) Automobile exhaust & emissions. B) Smog. C) Smokeless zones. D) Nuclear reactor explosion. Show Answer Correct Answer: A) Automobile exhaust & emissions. 24. Which of the following represents the best placement for the radon-testing mechanism in order to achieve the most accurate results? A) On the deck or patio. B) On the lowest living floor. C) On the second living floor. D) In the attic. Show Answer Correct Answer: B) On the lowest living floor. 25. Canada's largest trading partner is ..... A) United States. B) UK. C) West Africa. D) Japan. Show Answer Correct Answer: A) United States. ← PreviousNext →Related 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 8Class 12 Biology Chapter 16 Environmental Issues Quiz 9Class 12 Biology Chapter 16 Environmental Issues Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books