This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Earth > Environmental Sciences – Quiz 200 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Environmental Sciences Quiz 200 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The lower region of this level of the atmosphere is called the ionosphere, and has an electrical charge A) Thermosphere. B) Stratosphere. C) Mesosphere. D) Troposphere. Show Answer Correct Answer: A) Thermosphere. 2. The Sun transforms matter into energy through nuclear fusion. What can be inferred about the Sun from this fact? A) The Sun is losing mass and hydrogen. B) The Sun is losing volume and hydrogen. C) The Sun is losing mass and helium. D) The Sun is losing volume and helium. Show Answer Correct Answer: A) The Sun is losing mass and hydrogen. 3. What are pull factors? A) The reasons people are forced to leave rural areas and move to cities. B) The reasons people are drawn to cities. Show Answer Correct Answer: B) The reasons people are drawn to cities. 4. You find a rock in which the grains are arranged in parallel bands of white and black crystals. The rock is probably a(n) A) Metamorphic rock. B) Sedimentary rock. C) Extrusive rock. D) Igneous rock. Show Answer Correct Answer: A) Metamorphic rock. 5. When all the ecosystems on Earth are combined it is called ..... A) A biome. B) A biosphere. C) A community. D) An Earthsphere. Show Answer Correct Answer: B) A biosphere. 6. What element was the biggest problem in Lake Erie's issues? (Especially in the 1950s-1970s.) A) Hydrogen. B) Phosphorus. C) Nitrogen. D) Sulfur. Show Answer Correct Answer: B) Phosphorus. 7. Conversion of carbohydrates into alcohols A) Fermentation. B) Cellular respiration. C) Aerobic. D) Anaerobic. Show Answer Correct Answer: A) Fermentation. 8. What is the "spaceship earth" mentality? A) The idea that aliens definitely exist. B) Earth is going so fast around the sun; like a spaceship. C) The idea that earth is a closed system with limited resources. D) Believing that humans don't belong on earth. Show Answer Correct Answer: C) The idea that earth is a closed system with limited resources. 9. A ..... is an energy source or raw material that is used faster than it can be naturally replaced. A) Synthetic resource. B) Non-renewable resource. C) Renewable resource. D) Sustainable resource. Show Answer Correct Answer: B) Non-renewable resource. 10. Deforestation has an affect on the water cycle A) True. B) False. Show Answer Correct Answer: A) True. 11. Which type of waves are used in broadcasting? A) Radio waves. B) Infrared rays. C) X-rays. D) None of above. Show Answer Correct Answer: A) Radio waves. 12. What two elements make up water? A) Helium and Oxygen. B) Hydrogen and Oxygen. C) Helium and Carbon. D) Oxygen and Carbon. Show Answer Correct Answer: C) Helium and Carbon. 13. What is the percentage of nitrogen in Earth's atmosphere? A) 1%. B) 78%. C) 21%. D) 90%. Show Answer Correct Answer: B) 78%. 14. What is the term for an organism that only eats producers (plants)? A) Autotrophs. B) Herbivores. C) Omnivores. D) None of above. Show Answer Correct Answer: B) Herbivores. 15. It is the study of the Earth's surface, interior processes and history. A) Calculus. B) Geology. C) Hydrology. D) Astronomy. Show Answer Correct Answer: B) Geology. 16. This is the extinction of a species one by one, not a sudden loss of many species A) Mass extinction. B) Fragmentation. C) Biotic potential. D) Background extinction. Show Answer Correct Answer: D) Background extinction. 17. Which example would be found in the biosphere? A) Lakes. B) Clouds. C) Rivers. D) Plants. Show Answer Correct Answer: D) Plants. 18. What makes an estuary wildlife unique A) They are pretty. B) They can handle different levels of salinity. C) They grow to huge sizes. D) They eat lots of freshwater organisms. Show Answer Correct Answer: B) They can handle different levels of salinity. 19. Bobby observed that a metal trash can was covered with rust. What type of weathering caused the rust on the trash can? A) Erosion weathering. B) Wind weathering. C) Mechanical weathering. D) Chemical weathering. Show Answer Correct Answer: D) Chemical weathering. 20. Critical ecosystems with high species diversity A) Insects. B) Fungi. C) Biodiversity hotspot. D) None of above. Show Answer Correct Answer: C) Biodiversity hotspot. 21. An observation that has a number is called a ..... observation? A) Qualitative. B) Observation. C) Quantitative. D) Inference. Show Answer Correct Answer: C) Quantitative. 22. Which of the following adds to global warming by decreasing the amount of carbon dioxideremoved from the atmosphere? A) Burning fossil fuels. B) Deforestation. C) Polluting the oceans. D) Industrialization. Show Answer Correct Answer: B) Deforestation. 23. Our nation currently uses about ..... % of renewable energy sources. A) 90%, because we have plenty of sunlight. B) 80%, because hydroelectric power plants are found across the USA. C) 10%, because we depend on fossil fuels for electricity, heating, and transportation needs. D) None of above. Show Answer Correct Answer: C) 10%, because we depend on fossil fuels for electricity, heating, and transportation needs. 24. Ground-level ozone is a ..... A) Nonpoint-source pollution. B) Point-source pollution. C) Secondary pollutant. D) Primary pollutant. Show Answer Correct Answer: C) Secondary pollutant. 25. Parking lots should be placed A) In front of buildings for easy access by humans. B) All around a town for people to easily find spots. C) Behind buildings to increase aesthetic value. D) On the other side of rivers to encourage people to walk into twon. Show Answer Correct Answer: C) Behind buildings to increase aesthetic value. 26. To help us understand pressing problems of resource supply, ecosystem stability, and sustainable living A) Environmental science. B) Science and technology. C) Social science. D) Business science. Show Answer Correct Answer: A) Environmental science. 27. The process by which water, wind, ice, and changes in temperature break down rock into fragments called sediments. A) Deposition. B) Igneous Rock. C) Erosion. D) Weathering. Show Answer Correct Answer: D) Weathering. 28. The deciduous forest layer that gets the least sunlight is the A) Understory. B) Canopy. C) Forest floor. D) None of above. Show Answer Correct Answer: C) Forest floor. 29. Ryan is working on his Science Fair project. He plans to measure the amount of rainfall that has fallen in his neighborhood over the past two weeks. What instrument should he use? A) Thermometer. B) Rain gauge. C) Wind Vane. D) Barometer. Show Answer Correct Answer: B) Rain gauge. 30. Surface tension of water is the cohesive force between water molecule and other molecule. A) False. B) True. Show Answer Correct Answer: A) False. 31. Saltwater and Oceans account for ..... of the planet's water content. A) 0.5%. B) 25%. C) 3.5%. D) 97.5%. Show Answer Correct Answer: D) 97.5%. 32. Why do we measure the concentration of dissolved substances such as dissolved oxygen, chlorides, and nitrates in an ecosystem? A) To predict earthquakes. B) To determine air quality. C) To assess water quality and ecosystem health. D) To monitor solar radiation. Show Answer Correct Answer: C) To assess water quality and ecosystem health. 33. What do we call bacteria or a virus that can cause a disease? A) Endemic species. B) A Eukaryote. C) Pioneer species. D) Pathogen. Show Answer Correct Answer: D) Pathogen. 34. Gradual, natural change in an ecosystem over time: A) Movement. B) Succession. C) Evolution. D) Change. Show Answer Correct Answer: B) Succession. 35. What is an essential characteristic that indicates whether a resource should be categorized as renewable? A) It must have the capacity to be replenished in a short time period. B) It must be recyclable. C) It must be an energy resource. D) It must be a biological resource. Show Answer Correct Answer: A) It must have the capacity to be replenished in a short time period. 36. A mixture of gases that surrounds a planet or moon. A) Ozone layer. B) Greenhouse effect. C) Atmosphere. D) Cyanobacteria. Show Answer Correct Answer: C) Atmosphere. 37. As ocean temperatures rise, what is happening to glaciers and ice caps? A) They are becoming more dense. B) They are getting larger. C) They are moving south. D) They are melting. Show Answer Correct Answer: D) They are melting. 38. A timber stand improvement plan guides a landowner who A) Wants to keep their forest as a natural area. B) Wants to cut some of their trees every few years as they mature. C) Wants to improve the quality of their woodland. D) Wants to make a forest where there currently isn't one. E) Wants to make sure that their forest is protected from fire, insects, grazing. Show Answer Correct Answer: C) Wants to improve the quality of their woodland. 39. Fracking is a mining technology used to extract ..... from ..... rocks A) Natural Gas, Granite. B) Coal, Gneiss. C) Coal, Slate. D) Natural Gas, Shale. Show Answer Correct Answer: D) Natural Gas, Shale. 40. What two things can happen when energy from the Sun interacts with the ground? A) Absorbed & reflected. B) Absorbed & refracted. C) Absorbed and transmitted. D) Reflected & refracted. Show Answer Correct Answer: A) Absorbed & reflected. 41. Paper is an example of which type of waste? A) Industrial waste. B) Wastewater. C) Municipal solid waste. D) Hazardous waste. Show Answer Correct Answer: C) Municipal solid waste. 42. For consumers, which of the following is a disadvantage of green taxes on businesses? A) Increase in technology upgrades. B) Decrease in technology upgrades. C) Decrease in product prices. D) Increase in product prices. Show Answer Correct Answer: D) Increase in product prices. 43. Earth's hydrosphere consists of liquid water only A) True. B) False. Show Answer Correct Answer: B) False. 44. Provide 2 examples of Abiotic Components. A) Water, oxygen. B) Coal, humans. C) Sunlight, plants. D) Rabbit, fox. Show Answer Correct Answer: A) Water, oxygen. 45. Grandfather is the head of small family. A) False. B) True. Show Answer Correct Answer: A) False. 46. Humans are dependent on ..... for their food supply A) Timber. B) Water. C) Fossil fuels. D) Biomass. Show Answer Correct Answer: D) Biomass. 47. Any system for capturing, ..... and displaying data related to places on the Earth's surface A) Geographic Information System (GIS). B) Urban planning. C) Urbanization. D) None of above. Show Answer Correct Answer: A) Geographic Information System (GIS). 48. A rapidly whirling, funnel-shaped cloud that reaches down to touch Earth's surface. A) The boy. B) Weather. C) Tornado. D) Kyoto Protocol. Show Answer Correct Answer: C) Tornado. 49. Which of these countries will have the 3rd highest population by 2050? A) Nigeria. B) Angola. C) China. D) Mexico. Show Answer Correct Answer: A) Nigeria. 50. An attempt to design cities so as to maximize their functionality and beauty is A) Ecological restoration. B) Urbanization. C) City planning. D) Sprawl. Show Answer Correct Answer: C) City planning. 51. What happens to carbon during the process of photosynthesis? A) CO2 is released by plants. B) Organic carbon is taken up through plant roots. C) CO2 is taken up by plants. D) Carbon is lost through heat. Show Answer Correct Answer: C) CO2 is taken up by plants. 52. How does the melting permafrost in Russia impact climate change? A) As the permafrost melts, oxygen is absorbed which leaves less oxygen for animals and humans. B) As the permafrost melts, the CO2 and methane that were stored in the ice are releases, speeding up climate change. C) As the permafrost melts, the extra water causes sea level rise. D) None of above. Show Answer Correct Answer: B) As the permafrost melts, the CO2 and methane that were stored in the ice are releases, speeding up climate change. 53. The angular distance of a place north or south of the earth's equator A) Altitude. B) Latitude. C) Longitude. D) None of above. Show Answer Correct Answer: B) Latitude. 54. Maximum amount of individuals an ecosystem can support indefinitely A) Survivorship Curve. B) Carrying Capacity. C) Primary Succession. D) Natural Selection. Show Answer Correct Answer: B) Carrying Capacity. 55. The place an organism lives is its A) Niche. B) Housing. C) Ecosystem. D) Population. Show Answer Correct Answer: B) Housing. 56. Wind and ..... turbines work by movement. A) Gas. B) Sun. C) Wave. D) Coal. Show Answer Correct Answer: C) Wave. 57. The surroundings of an organism that affects its life and development A) Pollution. B) Environment. C) Sustainability. D) Biodiversity. Show Answer Correct Answer: B) Environment. 58. It is the study of the interactions of the biological, cultural, geographical and historical aspects of humankind. A) Ecology. B) Hematology. C) Anthropology. D) Condensation. Show Answer Correct Answer: C) Anthropology. 59. Where does most of the water that is evaporated on earth come from? A) Rivers. B) Streams. C) Lakes. D) The ocean. Show Answer Correct Answer: D) The ocean. 60. Population growth slows as it reaches its carrying capacity, or the maximum population size an environment can sustain. Produces an S shaped curve when graphed A) Logistic. B) Exponential. 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