This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Biology Chapter 16 Environmental Issues – Quiz 46 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 16 Environmental Issues Quiz 46 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Millions of people depend on which two rivers for daily life in China and India? A) Ganges and Yellow River. B) Yellow River and Yangtze River. C) Yangtze River and Ganges River. D) Ganges and Mekong River. Show Answer Correct Answer: C) Yangtze River and Ganges River. 2. Radioactive particles that spread through the atmosphere A) Arable. B) Acid Rain. C) Smog. D) Fallout. Show Answer Correct Answer: D) Fallout. 3. To help solve its environmental problems, the government has implemented programs such as ..... A) Restoring damaged areas. B) Set aside protected land in parks. C) Monitoring the environment closely. D) All of these. E) None of these. Show Answer Correct Answer: D) All of these. 4. Why are the rainforests being chopped down? A) To make space for agriculture. B) To extract natural resources. C) To build infrastructure. D) To have more land to farm. Show Answer Correct Answer: D) To have more land to farm. 5. Which of the following is a major contributor to ocean acidification? A) Carbon dioxide emissions. B) Nitrogen emissions. C) Sulfur dioxide emissions. D) Methane emissions. Show Answer Correct Answer: A) Carbon dioxide emissions. 6. What is true about the fresh water supply in Southwest Asia? A) Desalination plants make fresh water cheaply. B) Fresh water is plentiful and easily accessed. C) Fresh water resources are evenly distributed in the region. D) Many conflicts in the region are about access to fresh water. Show Answer Correct Answer: D) Many conflicts in the region are about access to fresh water. 7. What is silt? A) A type of chemical fertilizer. B) A chemical used the produce electricity. C) Industrial pollution found in the Nile River. D) Rich topsoil carried from one location to another by floodwaters. Show Answer Correct Answer: D) Rich topsoil carried from one location to another by floodwaters. 8. Name a renewable energy source that can reduce pollution. A) Solar energy. B) Geothermal energy. C) Hydroelectric power. D) Wind energy. Show Answer Correct Answer: A) Solar energy. 9. The layer of gases that protects our planet from space objects is called the ..... A) Atsmospere. B) Atomsphere. C) Protective Gases. D) Atmosphere. Show Answer Correct Answer: D) Atmosphere. 10. What is the main environmental impact of deforestation in Europe? A) Loss of biodiversity. B) Increased air pollution. C) Soil erosion. D) Water scarcity. Show Answer Correct Answer: A) Loss of biodiversity. 11. Human population increased and the death rate decreased. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 12. Which three oceans border Canada? A) Artic, Southern, Atlantic. B) Indian, Pacific, Atlantic. C) Artic, Pacific, Atlantic. D) Pacific, Indian, Artic. Show Answer Correct Answer: C) Artic, Pacific, Atlantic. 13. Choose the correct word for the definition:"the process of converting waste materials into reusable objects to prevent waste of potentially useful materials" A) Recycling. B) Pollution. C) Renewable energy. D) Global warming. Show Answer Correct Answer: A) Recycling. 14. What is one function of e-waste recycling centres? A) Incinerate waste. B) Recover materials. C) Increase pollution. D) Bury electronics. Show Answer Correct Answer: B) Recover materials. 15. When deforestation occurs, some species become extinct as their habitats are destroyed. What effect does this have on global biodiversity? A) The biodiversity of the planet increases. B) The planet's biodiversity is not affected. C) The biodiversity of the planet decreases. D) None of the above. Show Answer Correct Answer: C) The biodiversity of the planet decreases. 16. You should think about whether or not you can finish a dish before ordering it in order to reduce ..... A) Batteries. B) Food waste. C) Bottles. D) Plastic bags. Show Answer Correct Answer: B) Food waste. 17. The three major natural resources found in Canada are minerals, timber, water. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 18. The contamination of Earth's land, water, or Air. A) Natural resources. B) Nonpoint source. C) Pollution. D) Environmental science. Show Answer Correct Answer: C) Pollution. 19. Choose the correct preposition to complete the sentence:'Efforts to reduce pollution in Latin America have been successful ..... some regions.' A) On. B) In. C) At. D) By. Show Answer Correct Answer: B) In. 20. Which natural feature in Germany is most affected by acid rain? A) The Alps mountains. B) The North Sea coastline. C) The Black Forest region. D) The Rhine River delta. Show Answer Correct Answer: C) The Black Forest region. 21. Which European river is most affected by industrial pollution? A) Danube. B) Thames. C) Seine. D) Rhine. Show Answer Correct Answer: A) Danube. 22. Which is NOT the correct approach to reduce Global warming A) Cutting down the use of fossil fuel. B) Reducing deforestation. C) Improving energy efficiency. D) Cutting trees and increasing human population. Show Answer Correct Answer: D) Cutting trees and increasing human population. 23. What is the term for species that are at risk of extinction? A) Endangered species. B) Domesticated species. C) Invasive species. D) Indigenous species. Show Answer Correct Answer: A) Endangered species. 24. What could be happening if a macroinvertebrate no longer lives in a stream? A) The water quality is improving. B) The water quality is unchanged. C) The water quality is decreasing. D) There is no connection between water quality and macroinvertebrates. Show Answer Correct Answer: C) The water quality is decreasing. 25. A ..... is radioactive particles forced into the atmosphere, then settle back on the ground. A) Radiation. B) Exclusion zone. C) Fallout. D) Disaster. Show Answer Correct Answer: C) Fallout. ← 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