This quiz works best with JavaScript enabled. Home > Ugc Net > Paper 1 > Environment > Anthropogenic Activities And Their Impacts On Environment – Quiz 9 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Anthropogenic Activities And Their Impacts On Environment Quiz 9 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Opponents of drilling for oil in the ANWR region of Alaska might argue that: A) The price of gasoline will decrease. B) Local ecosystems will be harmed. C) Increased use of fossil fuels is beneficial. D) Doing so will create jobs. Show Answer Correct Answer: B) Local ecosystems will be harmed. 2. Which is a primary energy source used by power plants to generate electricity? A) Batteries. B) Gasoline. C) Coal. D) Wood. Show Answer Correct Answer: C) Coal. 3. This process moves sediments and rocks from one place to another. A) Weathering. B) Deposition. C) Erosion. D) Pollution. Show Answer Correct Answer: C) Erosion. 4. Which of the following is NOT something reasonable we can do to lessen global climate change? A) Reduce greenhouse gasses. B) Immediately eliminate the use of all fossil fuels. C) Improve energy efficiency. D) Reduce, Reuse, Recycle. Show Answer Correct Answer: B) Immediately eliminate the use of all fossil fuels. 5. CFCs alter the natural formation of ozone by: A) Breaking up ozone and reducing the amount of O2 needed to form ozone. B) Bonding with O3. C) Preventing UV radiation to strike ozone. D) None of above. Show Answer Correct Answer: A) Breaking up ozone and reducing the amount of O2 needed to form ozone. 6. Which of the following is not an obstacle to stopping global climate change? A) It is a long term problem. B) There is political resistance. C) There is no evidence to support climate change. D) The economy and our lifestyles could be adversely affected. Show Answer Correct Answer: C) There is no evidence to support climate change. 7. Which of the following is NOT a greenhouse gas? A) Nitrogen N$_{2}$. B) Carbon dioxide CO$_{2}$. C) Water vapor. D) Methane CH$_{4}$. Show Answer Correct Answer: A) Nitrogen N$_{2}$. 8. What is an invasive species? A) An organism that no longer lives in its current environment. B) An organism that evolved in its current environment. C) An organism that migrated into its current environment. D) An organism was relocated to a new environment due to human activity. Show Answer Correct Answer: D) An organism was relocated to a new environment due to human activity. 9. How does Canada rank in terms of our National Ecological Footprint compared to the world? A) Higher. B) Lower. C) About the same. D) None of above. Show Answer Correct Answer: A) Higher. 10. What factors are included in sustainable food systems: A) Source of food. B) Ingredients in food. C) Packaging and production. D) All of the above. Show Answer Correct Answer: D) All of the above. 11. Which human activity creates the least threat to global stability? A) Pollution of air with sulfur gases. B) Overuse of resources. C) Reuse of plastic bags. D) Pollution of water with heavy metals. Show Answer Correct Answer: C) Reuse of plastic bags. 12. What do we need to replace nonrenewable resources with? A) Renewable/sustainable resources. B) Other nonrenewable resources. C) No need to replace them. D) None of above. Show Answer Correct Answer: A) Renewable/sustainable resources. 13. Which of the following would cause the greatest decrease in the number of species of plants and animals living in some of the lakes & streams? A) Ozone destruction. B) Global warming. C) Increase in dissolved oxygen. D) Acid rain. Show Answer Correct Answer: D) Acid rain. 14. Many animals have become endangered species due to A) Over hunting. B) Over feeding. C) Forestation. D) None of above. Show Answer Correct Answer: A) Over hunting. 15. ..... is the action of clearing a large area of trees, and contributes to global warming. A) Deforestation. B) Strip mining. C) Emissions. D) Land pollution. Show Answer Correct Answer: A) Deforestation. 16. The acidity of a local stream would most likely be affected by A) A new source of air pollution. B) A new predator species being introduced to the ecosystem. C) A change in the percentage of decomposers living in the stream. D) A decrease in the amount of sunlight that reaches the stream. Show Answer Correct Answer: A) A new source of air pollution. 17. The process of changing free nitrogen into a form that organisms can use them. A) Climate change. B) Nitrogen fixation. C) Nitrogen formation. D) Nitrification. Show Answer Correct Answer: B) Nitrogen fixation. 18. While climate natural shifts, human activity leading the the increase average temperature of the biosphere is called what? A) Global Warming. B) Ozone Depletion. C) Climate Change. D) Climate Shift. Show Answer Correct Answer: A) Global Warming. 19. How can invasive species impact an ecosystem? A) Coordinate biodiversity. B) Decrease biodiversity. C) Increase biodiversity. D) Eliminate biodiversity. Show Answer Correct Answer: B) Decrease biodiversity. 20. Shifting agriculture generally works under which conditions? A) High population densities and large plots. B) Very little space. C) Low population density and small plots. D) Wealthy. Show Answer Correct Answer: C) Low population density and small plots. 21. How do humans increase erosion? A) Planting trees. B) Protecting beach dunes. C) Removing plants/trees. D) None of above. Show Answer Correct Answer: C) Removing plants/trees. 22. Many people apply fertilizer to their lawn in the spring. Chemicals in the fertilizer absorb into the soil and can run off into nearby rivers and streams. What is a possible negative effect of using fertilizer on the biosphere? A) Helping grass grow faster. B) Contributing to air pollution. C) Reducing soil erosion. D) Endangering aquatic animals. Show Answer Correct Answer: D) Endangering aquatic animals. 23. Concentration of toxins in an organism as a result of ingesting other plants/animals in which the toxins are widely distributed A) Point-source pollution. B) Biomagnification. C) Consumable pollution. D) Artificial eutrofication. Show Answer Correct Answer: B) Biomagnification. 24. What causes smog? A) The formation of ozone. B) Acid Rain. C) The burning of particulates. D) The interaction of sunlight with pollutants produced by fossil fuels. Show Answer Correct Answer: D) The interaction of sunlight with pollutants produced by fossil fuels. 25. What long-term impact could the destruction of large areas of forests have on Earth? A) Decreased amounts of acid rain. B) Increased atmospheric carbon dioxide levels. C) Increased atmospheric oxygen levels. D) Decreased rates of erosion. Show Answer Correct Answer: B) Increased atmospheric carbon dioxide levels. 26. Why do people cut trees down? A) To clear land. B) To free up space for agricultural reasons. C) To sell lumber. D) All of the above. Show Answer Correct Answer: D) All of the above. 27. Which best describes reclamation? A) The planting of trees to reestablish forest lands. B) The protection of a land area to prevent it from being damaged or changed. C) The designing of a community with residential and commercial properties located close to each other. D) The process of returning a land area to the condition it was in before humans used the land. Show Answer Correct Answer: D) The process of returning a land area to the condition it was in before humans used the land. 28. Which is evidence that we have reached peak oil A) Price of oil has fallen. B) Every time we look for oil we find it. C) We can use more sophisticated techniques to access oil. D) We tend to have to go to further lengths and expense to get at new oil. Show Answer Correct Answer: D) We tend to have to go to further lengths and expense to get at new oil. 29. The most endangered river in America's problems results from the large number of sewage overflow sites that are found along the course of the river. These sewage overflow sites are a direct result of an increase in A) Recycling programs. B) Atmospheric changes. C) Human population. D) Global warming. Show Answer Correct Answer: C) Human population. 30. Visible light reaches Earth's surface while infrared light is trapped as heat. Which characteristic of Earth's atmosphere causes this to happen? A) The greenhouse effect. B) The hole in the ozone. C) Atmospheric pressure. D) Climate change. Show Answer Correct Answer: A) The greenhouse effect. ← PreviousNext →Related QuizzesPaper 1 QuizzesUgc Net QuizzesAnthropogenic Activities And Their Impacts On Environment Quiz 1Anthropogenic Activities And Their Impacts On Environment Quiz 2Anthropogenic Activities And Their Impacts On Environment Quiz 3Anthropogenic Activities And Their Impacts On Environment Quiz 4Anthropogenic Activities And Their Impacts On Environment Quiz 5Anthropogenic Activities And Their Impacts On Environment Quiz 6Anthropogenic Activities And Their Impacts On Environment Quiz 7Anthropogenic Activities And Their Impacts On Environment Quiz 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books