This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Earth > Environmental Sciences – Quiz 16 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Environmental Sciences Quiz 16 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Climate in a region is A) The atmospheric conditions on a given day. B) Never affected by ocean currents. C) Determined only by seasonal daylight hours. D) The long-term, prevailing atmospheric conditions. Show Answer Correct Answer: D) The long-term, prevailing atmospheric conditions. 2. What is an effect of global warming? A) Melting glaciers and rising sea levels. B) Population is increasing. C) More forest areas. D) All of the above. Show Answer Correct Answer: A) Melting glaciers and rising sea levels. 3. What is the number of individuals in an area called? A) Population. B) Size. C) Number. D) Community. Show Answer Correct Answer: B) Size. 4. An oligotrophic lake tends to have relatively low levels of nutrients. A) False. B) True. Show Answer Correct Answer: B) True. 5. Which of the following is not considered a greenhouse gas? A) Methane. B) Ozone. C) Carbon dioxide. D) Nitrogen. Show Answer Correct Answer: D) Nitrogen. 6. Field of study involving the physical, biological, and social sciences. A) Sustainability. B) Environmental science. C) Ecology. D) Developing nation. E) Renewable resource. Show Answer Correct Answer: B) Environmental science. 7. Where is the least amount of energy in an energy pyramid? A) The top of the pyramid. B) The middle of the pyramid. C) The bottom of the pyramid. D) None of above. Show Answer Correct Answer: A) The top of the pyramid. 8. What nutrient causes algal blooms in the ocean? A) Hydrogen. B) Carbon. C) Nitrogen. D) Phosphorus. Show Answer Correct Answer: C) Nitrogen. 9. Acid rain forming from pollutants in the air radicalizing is an example of what? A) Primary Pollution. B) Secondary pollution. Show Answer Correct Answer: B) Secondary pollution. 10. What is a Sanitary Sewer? A) Wastewater and other different types of waste. B) A network of pipes that carry sewage. C) A dense material that sinks to the bottom of the septic tank. D) A material that floats at the top of a septic tank. Show Answer Correct Answer: B) A network of pipes that carry sewage. 11. Fish, dolphins, whales, sea turtles, and kelp live here. What biome am I? A) Ocean. B) Stream. C) Polar Region. D) Rainforest. Show Answer Correct Answer: A) Ocean. 12. Which of the following contains the ozone layer? A) Mesosphere. B) Exosphere. C) Troposphere. D) Stratosphere. Show Answer Correct Answer: D) Stratosphere. 13. Earth's magnetosphere is not uniformly shaped. It is compressed on the side facing the Sun and has a long tail extending away from the Sun. Which phenomenon is responsible for this shape? A) Centripetal force of Earth's rotation. B) Gravitational attraction between Earth and the Sun. C) Solar winds bringing high-energy particles toward Earth. D) Differences in the distance between Earth and the Sun during Earth's orbit. Show Answer Correct Answer: C) Solar winds bringing high-energy particles toward Earth. 14. .... is a type of soil with a high content of dead organic matter (mainly plants) and is also known as "turf." A) Clay. B) Peat. C) Silt. D) Sand. Show Answer Correct Answer: B) Peat. 15. Energy transfer that works best in solids A) Conduction. B) Radiation. C) Melting. D) Convection. Show Answer Correct Answer: A) Conduction. 16. Which of the following is a result of El Nino? A) Flooding in Australia. B) Flooding in South America. C) A high crop yield in Australia. D) None of above. Show Answer Correct Answer: B) Flooding in South America. 17. The excessive use of a species that has economic value. A) Population growth. B) Overexploitation. C) Biodiversity. D) Natural resources. Show Answer Correct Answer: B) Overexploitation. 18. The study of the chemistry of living things. A) Biochemistry. B) Geochemistry. Show Answer Correct Answer: A) Biochemistry. 19. Which country or region is coal-rich and oil-poor? A) Germany. B) Iran. C) United States. D) None of above. Show Answer Correct Answer: C) United States. 20. An area has an average daily temperature of 20$^\circ$F and an average annual rainfall of 3 centimeters. Which type of climate is this area most likely to be? A) Polar. B) Temperate. C) Tropical. D) None of above. Show Answer Correct Answer: A) Polar. 21. Aquaponics is the combination of ..... and ..... A) Plants and water. B) Aquaculture and water. C) Hydroponics and aquaculture. D) Hydroponics and plants. Show Answer Correct Answer: C) Hydroponics and aquaculture. 22. ..... is a naturally occurring substance of use to humans that can be potentially be extracted. A) Petroleum. B) Resource. C) Reserve. D) Wind. Show Answer Correct Answer: B) Resource. 23. Which of the following is a renewable energy source? A) Coal. B) Solar power. C) Natural gas. D) Nuclear power. Show Answer Correct Answer: B) Solar power. 24. Which types of rocks underneath a house can be a source of radon? A) Mercury. B) Uranium. C) Asbestos. D) Limestone. Show Answer Correct Answer: B) Uranium. 25. In a hypothesis, what variable comes after the word THEN? A) Dependent variable. B) Independent variable. Show Answer Correct Answer: A) Dependent variable. 26. Watersheds can be thought of like a 'sponge' A) False. B) True. Show Answer Correct Answer: B) True. 27. Humans burn fossil fuels and wood, releasing carbon dioxide into the atmosphere. This carbon dioxide is then absorbed by trees for photosynthesis. These processes are contributory to which chemical cycle? A) The water cycle. B) The nitrogen cycle. C) The phosphorous cycle. D) The carbon cycle. Show Answer Correct Answer: D) The carbon cycle. 28. Which part of the water cycle best describes when the sun heats the water? A) Entropy. B) Exasperation. C) Exoskeleton. D) Evaporation. Show Answer Correct Answer: D) Evaporation. 29. Water molecules are composed of A) Two oxygen atoms and two hydrogen atoms. B) One oxygen atom and two hydrogen atoms. C) Two oxygen atoms and one hydrogen atom. D) One oxygen atom and one hydrogen atom. Show Answer Correct Answer: B) One oxygen atom and two hydrogen atoms. 30. Interactions among populations in a community. The community's physical surroundings or abiotic factors A) Population. B) Community. C) Ecosystem. D) None of above. Show Answer Correct Answer: C) Ecosystem. 31. Consumers which eat only producers are ....., consumers which eat only other consumers are ....., and consumers which eat both are ..... A) Omnivores, herbivores, carnivores. B) Herbivores, omnivores, carnivores. C) Carnivores, omnivores, herbivores. D) Herbivores, carnivores, omnivores. Show Answer Correct Answer: D) Herbivores, carnivores, omnivores. 32. Flowing network of surface water A) River system. B) Aquifer. C) Groundwater. D) Watershed. Show Answer Correct Answer: A) River system. 33. Which of the following statement about salt in the oceans is true? A) It is sodium chloride. B) It is saltier than the salt we eat. C) It is less salty that salt we eat. D) It has been in the ocean for only 50 years. Show Answer Correct Answer: A) It is sodium chloride. 34. What major and potentially catastrophic events can be predicted to occur in the Northern Hemisphere between the months of June and November? A) Asteroid impacts. B) Hurricanes. C) Volcanic eruptions. D) Tsunamis. Show Answer Correct Answer: B) Hurricanes. 35. What term describes the variety of ecosystems within a given region? A) Ecosystem diversity. B) Climate change. C) Biodiversity. D) Genetic engineering. Show Answer Correct Answer: C) Biodiversity. 36. The leading cause of deforestation is A) Agriculture. B) Cattle ranching. C) Oil. D) Building new homes. Show Answer Correct Answer: B) Cattle ranching. 37. An open, peaceful violation of a law to protect its alleged injustice. A) Morality disobedience. B) Civil disobedience. C) Constitutional violation. D) Ethic violation. Show Answer Correct Answer: B) Civil disobedience. 38. About ..... of Earth's tropical rain forests have been destroyed by agriculture and ..... A) Three-fourths; pollution. B) One-third; pollution. C) Nine-tenths; urban development. D) Half; urban development. Show Answer Correct Answer: D) Half; urban development. 39. What is similar about the paths that energy took through the ecosystem? A) They all have the same animals. B) All the paths have energy from the moon. C) They all begin with the sun. D) They all end with the sun. Show Answer Correct Answer: C) They all begin with the sun. 40. Which layer is liquid? A) Mantle. B) Outer core. C) Inner core. D) Crust. Show Answer Correct Answer: B) Outer core. 41. What is the measurement of the substances in water besides water molecules? A) PH. B) Chloriform count. C) Standard. D) Water quality. Show Answer Correct Answer: D) Water quality. 42. If you visited a savanna, you would likely see A) Herds of grazing rhinos, gazelles, and giraffes. B) Prairie dogs and buffalo. C) A dry sandy ecosystem. D) A coastal ecosystem. Show Answer Correct Answer: A) Herds of grazing rhinos, gazelles, and giraffes. 43. Which is true of denitrification? A) It can occur due to lightning. B) It converts nitrates to nitrogen gas. C) It benefits the plant. D) It converts ammonia to nitrates. Show Answer Correct Answer: B) It converts nitrates to nitrogen gas. 44. Phosphorous is needed in organisms for the production of A) ADP and ATP. B) Cellular membranes. C) Deoxyribonucleic and ribonucleic acids. D) All of the answers are correct. Show Answer Correct Answer: D) All of the answers are correct. 45. High biodiversity is important because ..... A) It means that the ecosystem is more able to recover from disturbances. B) It means that the ecosystem is less able to recover from disturbances. C) It means that organisms are healthier and have more opportunities. D) It means that organisms are less healthy and have less opportunities. Show Answer Correct Answer: A) It means that the ecosystem is more able to recover from disturbances. 46. The movement of the ..... causes large plates of the lithosphere to move A) Crust. B) Core. C) Mantle. D) Asthenosphere. Show Answer Correct Answer: D) Asthenosphere. 47. Why is it important that pesticides break down into harmless materials? A) So they do not affect non-target organisms. B) So they do not enter waterways in runoff and kill aquatic insects and other animals. C) So they do not bioaccumulate in birds or other animals that eat insects. D) All of these are reasons that pesticides should break down into harmless materials. Show Answer Correct Answer: D) All of these are reasons that pesticides should break down into harmless materials. 48. Industrial water use includes which of the following activities? A) Irrigation. B) Power generation. C) Car washing. D) Drinking. Show Answer Correct Answer: B) Power generation. 49. Pollution that comes from many sources rather than from a single specific site; an example is pollution that reaches a body of water from streets and storm sewers A) Nonpoint pollution. B) Desalinization. C) Water pollution. D) Thermal pollution. Show Answer Correct Answer: A) Nonpoint pollution. 50. Type of species that is not native to an area, but thrives due to a lack of limiting resources. A) Introduced species. B) Invasive species. C) Unusual species. D) None of above. Show Answer Correct Answer: B) Invasive species. 51. Which of the following is NOT a natural resource? A) Sun. B) Plants. C) Rocks. D) Clothing. Show Answer Correct Answer: D) Clothing. 52. Doubling time is the time required for a population to double in size A) True. B) False. Show Answer Correct Answer: A) True. 53. Theodore Roosevelt was a famous proponent of ..... A) Utilitarian conservationism. B) Biocentric preservationism. C) Biocentrism. D) Ecocentrism. Show Answer Correct Answer: A) Utilitarian conservationism. 54. HEADQUARTER OF UNEP A) CALIFORNIA. B) SYDNEY. C) NEW YORK. D) NAIROBI. Show Answer Correct Answer: D) NAIROBI. 55. What is the purpose of legislation in managing atmospheric pollution? A) To reduce emissions from vehicles. B) To increase production of pollutants. C) To hold manufacturers responsible for their emissions. D) To promote the use of fossil fuels. Show Answer Correct Answer: C) To hold manufacturers responsible for their emissions. 56. Ellen grabs a topsoil sample in her hand. She rolls it into a ball. The soil feels gritty and the ball falls apart. What part of the topsoil most likely made the topsoil feel gritty? A) Clay. B) Sand. C) Silt. D) Humus. Show Answer Correct Answer: B) Sand. 57. Inorganic resources include: A) Water. B) Air. C) Minerals. D) All of the above. Show Answer Correct Answer: D) All of the above. 58. The "lesson" of Easter Island was that: A) Political support is required to ensure sustainable societies. B) Conservation of resources is always necessary for sustainable societies. C) Economics is an important facilitator of sustainable societies. D) We never comprehend resource issues until the resource is gone. Show Answer Correct Answer: B) Conservation of resources is always necessary for sustainable societies. 59. Even though it is cold, Antartica is a desert biome? A) False. B) True. Show Answer Correct Answer: B) True. 60. A process in a cell that uses glucose and oxygen to produce carbon dioxide, water, and energy is called A) Glycolysis. B) Cellular decomposition. C) Photosynthesis. D) Cellular respiration. 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