This quiz works best with JavaScript enabled. Home > Ugc Net > Paper 1 > Environment > Anthropogenic Activities And Their Impacts On Environment – Quiz 1 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Anthropogenic Activities And Their Impacts On Environment Quiz 1 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. If the Earth is like a greenhouse, carbon dioxide in the atmosphere is like A) Ground. B) Plants. C) Sun. D) Glass. Show Answer Correct Answer: D) Glass. 2. Deforestation can lead to what? A) Sever soil erosion. B) Change in local soils. C) Change in microclimates. D) All of these. Show Answer Correct Answer: D) All of these. 3. A large number of woodland animal populations are much smaller than they were 100 years ago. One of the primary reasons these populations have been reduced is- A) The loss of habitats. B) A decline in poaching. C) The use of fertilizers. D) An increase in offshore drilling. Show Answer Correct Answer: A) The loss of habitats. 4. The clearing, or cutting down, of forests and is one of the biggest reasons for global warming. A) Habitat loss. B) Air pollution. C) Deforestation. D) Water pollution. Show Answer Correct Answer: C) Deforestation. 5. Which of the following is considered to be a factor affecting Earth's ozone layer? A) Hydrogen gas. B) Nitrogen gas. C) Chloroflourocarbons. D) Water vapor. Show Answer Correct Answer: C) Chloroflourocarbons. 6. How many babies are born every second? A) 2. B) 4. C) 3. D) 1000. Show Answer Correct Answer: C) 3. 7. The removal of trees and other plants from an area A) Tornadoes. B) Resource depletion. C) Pollution. D) Deforestation. Show Answer Correct Answer: D) Deforestation. 8. Which country has the largest CO$_{2}$ emissions? A) United States. B) China. C) England. D) Inda. Show Answer Correct Answer: B) China. 9. Problem caused by increased levels of CFC's in the atmosphere A) Global warming. B) Thermal pollution. C) Ozone depletion. D) Greenhouse effect. Show Answer Correct Answer: C) Ozone depletion. 10. There are many sources of air pollution in the United States and around the world. Some are natural sources, and others come from human activities. Which example is a natural source of air pollution? A) Smoke from the burning of fossil fuels. B) Methane gas from cow manure. C) Dust from construction sites. D) Car exhaust fumes. Show Answer Correct Answer: B) Methane gas from cow manure. 11. Methane (CH$_{4}$), carbon dioxide (CO$_{2}$) and ozone (O$_{3}$) are classified as A) Dominance gases. B) Greenhouse Gases. C) Acidic gases. D) None of above. Show Answer Correct Answer: B) Greenhouse Gases. 12. Burning fossil fuels can help contribute to ..... A) Acid rain. B) Global warming. C) Climate change. D) All of the above. Show Answer Correct Answer: D) All of the above. 13. What helps keep our Earth's surface warm? A) Ocean tides. B) Greenhouse effect. C) The seasons. D) The moon. Show Answer Correct Answer: B) Greenhouse effect. 14. Methods used to reduce sulfur dioxide emissions from smokestacks are an attempt by humans to A) Lessen the environmental impact of acid rain. B) Lessen the amount of insecticides in the environment. C) Use nonchemical controls on pest species. D) Eliminate diversity in wildlife. Show Answer Correct Answer: A) Lessen the environmental impact of acid rain. 15. How can people reduce the amount of resources they use? A) Make more landfills and garbage dumps. B) Buy products with lots of packaging. C) Use water, electricity, and gas conservatively and recycle metal, paper, and glass. D) Think only about what you need right now and don't worry about the future. Show Answer Correct Answer: C) Use water, electricity, and gas conservatively and recycle metal, paper, and glass. 16. Which is an example of a nonrenewable resource? A) Coal. B) Sun. C) Wind. D) Water. Show Answer Correct Answer: A) Coal. 17. What symbol is used to represent human affect on the environment? A) Ecology symbol. B) Renewable energy types symbol. C) Footprint. D) None of these. Show Answer Correct Answer: C) Footprint. 18. Not turning off the water when you are brushing your teeth wastes which resource? A) Tooth paste. B) Air. C) Food. D) Water. Show Answer Correct Answer: D) Water. 19. Which is not a factor with "more people" ? A) Use more land. B) More renewable energy is used. C) Use more materials. D) Use more energy. Show Answer Correct Answer: B) More renewable energy is used. 20. The construction of a new coal-burning power plant would have the greatest impact on which environmental issue? A) Increase in deforestation. B) Release of radiation. C) Production of acid rain. D) Depletion of the ozone. Show Answer Correct Answer: C) Production of acid rain. 21. Which of the following is a benefit of organic gardening? A) Organic gardening allows you to grow plants in half the time. B) Organicgardening results in stable or improved soil health. C) Organicgardening requires more time than traditional gardening. D) Organicgardening uses high-tech synthetic fertilizers and pesticides. Show Answer Correct Answer: B) Organicgardening results in stable or improved soil health. 22. Eutrophication is caused by A) Runoff of excessive fertilizer and nutrients. B) Cleaning up waterways. C) Using nuclear energy. D) Using solar energy. Show Answer Correct Answer: A) Runoff of excessive fertilizer and nutrients. 23. This chemical is responsible for the depletion of the ozone A) Carbon Dioxide. B) DDT. C) CFC. D) Nitric Acid. Show Answer Correct Answer: C) CFC. 24. Many uses of land, including logging, mining, and farming, expose the soil, which can lead to: A) Crop Rotation. B) Erosion. C) Nutrient Depletion. D) Development. Show Answer Correct Answer: B) Erosion. 25. Which of the following is an example of conservation? A) People take as many fish as the can catch. B) People raise fish on farms. C) People never fishing at all. D) People fish only as much as the natural population allows. Show Answer Correct Answer: D) People fish only as much as the natural population allows. 26. What affect does logging (removal) of trees have on the geosphere in a forest ecosystem? A) It increases soil erosion and water runoff. B) It decreases soil erosion and water runoff. C) It increases soil erosion and decreases water runoff. D) None of above. Show Answer Correct Answer: A) It increases soil erosion and water runoff. 27. The process of restoring an area of land to a more natural, productive state is called: A) Erosion. B) Desertification. C) Nutrient Depletion. D) Land Reclamation. Show Answer Correct Answer: D) Land Reclamation. 28. A word used to describe a type of animal or plant that has become very rare and that could die out completely. A) Destructive. B) Disruption. C) Endangered. D) Extinct. Show Answer Correct Answer: C) Endangered. 29. Several factors can lead to soil erosion. Which of these human activities is most likely to contribute to soil erosion? A) Clearing land for farming. B) Planting trees and vegetation. C) Preserving land as a wildlife habitat. D) Reducing the amount of livestock in an area. Show Answer Correct Answer: A) Clearing land for farming. 30. Coal burning results in which of the following: A) Production of acid rain. B) Release of radiation. C) Increase in deforestation. D) None of above. Show Answer Correct Answer: A) Production of acid rain. 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