This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Earth > Environmental Sciences – Quiz 7 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Environmental Sciences Quiz 7 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The main difference between Phosphorus and the other cycles is that phosphorus is not found in the atmosphere. It gets into nature through the weathering of ..... and is released into the ground. A) Coal. B) Salt. C) Rocks. D) Ice. Show Answer Correct Answer: C) Rocks. 2. Canines are also called as? A) Snake teeth. B) Dog teeth. C) Vampire teeth. D) Shark teeth. Show Answer Correct Answer: B) Dog teeth. 3. The struggle between two organisms to survive in a habitat with few resources is called A) Habitat. B) Limiting factors. C) Predator-prey. D) Competition. Show Answer Correct Answer: D) Competition. 4. The transfer of thermal energy between Earth's surface and the lowest part of the atmosphere (which is in contact with the Earth) is an example of ..... A) Conduction. B) Convection. C) Condensation. D) Radiation. Show Answer Correct Answer: A) Conduction. 5. These 3 biomes are part of the WARM ZONE'S biomes: A) Taiga, chaparral, temperate forest. B) Temperate forest, prairie, steppe. C) Desert, tropical rainforest, savanna. D) Tundra, chaparral, savanna. Show Answer Correct Answer: C) Desert, tropical rainforest, savanna. 6. How does warmer temperature affect plants living in the ecosystem? A) Holds less solids, allowing pants to grow year round. B) Holds less gases, making plants to use gas stores in cells. C) Holds more oxygen, letting plants conduct photosynthesis. D) Holds more solids, blocks sunlight, and stops photosynthesis. Show Answer Correct Answer: D) Holds more solids, blocks sunlight, and stops photosynthesis. 7. To calculate the population size of wolverines in the Northern Forests of Canada, 8 were initially caught, marked and released, allowed to reintegrate. 9 wolverines were caught the second time, of which 3 were marked. How big is the population? A) 24. B) 20. C) 28. D) 22. Show Answer Correct Answer: A) 24. 8. Capable of being broken down by biological processes, such as the action of bacteria A) Recycling. B) Leachate. C) Solid waste. D) Biodegradable. Show Answer Correct Answer: D) Biodegradable. 9. Earth can be divided into how many layers based on physical properties? A) 3. B) 7. C) 1. D) 5. Show Answer Correct Answer: D) 5. 10. Full form of MIC A) Manganese isocyanate. B) Methyl isochloride. C) Methyl isocyanate. D) None of above. Show Answer Correct Answer: C) Methyl isocyanate. 11. Green plants are called "Photoautotrophs" . A) False. B) True. Show Answer Correct Answer: B) True. 12. How does a forested area, called a forested buffer strip, placed between a farm field and a stream help? A) The forested area provides shade for the nearby stream. B) The forested area takes up the soil, nitrogen, and phosophorus in runoff from the farm field and keeps them from entering the stream. C) The forested area is a habitat for birds, which help to disperse corn and wheat seeds. D) All of the above. Show Answer Correct Answer: B) The forested area takes up the soil, nitrogen, and phosophorus in runoff from the farm field and keeps them from entering the stream. 13. Which Act strengthened the laws against dumping waste in U.S. waters? A) Marine Protection, Research, and Sanctuary Act. B) Clean Water Act. C) Water Quality Act. D) All of the above. Show Answer Correct Answer: A) Marine Protection, Research, and Sanctuary Act. 14. How are biodiversity and sustainability connected? A) When biodiversity increases, sustainability also increases. B) When biodiversity increases, sustainability decreases. C) Biodiversity and sustainability are not related. D) When biodiversity decreases, sustainability stays the same. Show Answer Correct Answer: A) When biodiversity increases, sustainability also increases. 15. Organisms that can cause illness or disease when in your drinking water are called ..... A) Pathogens. B) Recharge zone. C) Porosity. D) Antigens. Show Answer Correct Answer: A) Pathogens. 16. Carbon is stored in ..... A) Trees and other living things. B) Oceans. C) Underground in soil and fossil fuels. D) All of the above. Show Answer Correct Answer: D) All of the above. 17. By far, the biggest cause of biodiversity loss today is A) Climate change. B) Over harvesting. C) Habitat change and fragmentation. D) Pollution. Show Answer Correct Answer: C) Habitat change and fragmentation. 18. The amount of salt dissolved in water is known as ..... A) Seawater. B) Ocean. C) Salinity. D) Desert. Show Answer Correct Answer: C) Salinity. 19. What type of resources are considered finite and cannot be replenished in a short amount of time? A) Renewable Energy. B) Nonrenewable Energy. C) All Energy. D) Generational Energy. Show Answer Correct Answer: B) Nonrenewable Energy. 20. Which of the following would be best addressed with contour plowing? A) Soil erosion. B) Pesticide treadmill. C) Eutrophication. D) Soil salinization. Show Answer Correct Answer: A) Soil erosion. 21. The average amount of salt in sea water is A) 80%. B) 50%. C) 3.5%. D) 15.5%. Show Answer Correct Answer: C) 3.5%. 22. Which of the following statements best explains why nonpoint pollution is so difficult to prevent? A) Because nonpoint pollution can be traced to only one source. B) Because the source of nonpoint pollution is difficult to identify. C) Because the source of nonpoint pollution may be a factory that can afford large fines. D) Because nonpoint pollution is mainly from high temperature, which is impossible for us to affect. Show Answer Correct Answer: B) Because the source of nonpoint pollution is difficult to identify. 23. In a temperate forest ecosystem, a black bear feeds on fish that live in a stream while a robin feeds on berries on mountainside bushes. The black bear would be classified as a A) Predator. B) Decoposer. C) Prey. D) Heterotroph. E) Herbivore. Show Answer Correct Answer: A) Predator. 24. ..... must be located in areas that are geologically stable for tens of thousands of years. A) Petroleum reserves in the Earth. B) Geothermal power plants. C) Nuclear power plants. D) Nuclear waste storage sites. Show Answer Correct Answer: D) Nuclear waste storage sites. 25. Which of the following is true about the APEX predator? A) It has common predators. B) It is a primary consumer. C) It is near the top of the food chain. D) Its diet is mainly other consumers and not producers. Show Answer Correct Answer: D) Its diet is mainly other consumers and not producers. 26. Which of the following is a main environmental problem? A) Resource depletion. B) Pollution. C) Habitat destruction. D) All of these are correct. Show Answer Correct Answer: D) All of these are correct. 27. 95% of all electricity is produced from this mechanical device A) A motor. B) The power station. C) A turbine and magnet generator. D) A transmission line. Show Answer Correct Answer: C) A turbine and magnet generator. 28. What is matter that organisms require for their life processes? A) Resources. B) Nutrients. C) Biogeochemical cycles. D) None of above. Show Answer Correct Answer: B) Nutrients. 29. The greatest use of fresh water is for: A) Industry. B) Irrigation. C) Small businesses. D) Homes. E) Mining. Show Answer Correct Answer: B) Irrigation. 30. Which of the following is NOT a way that hunter-gatherer societies affected their environments? A) Burning prairies. B) Polluted rivers with sewage. C) Over hunted animals. D) None of above. Show Answer Correct Answer: B) Polluted rivers with sewage. 31. What are volatile organic compounds (VOCs) emitted from? A) Certain liquids and gases. B) Renewable energy sources. C) Industrial chimneys. D) Catalytic converters. Show Answer Correct Answer: A) Certain liquids and gases. 32. How do animals get carbon? A) By eating plants and or other animals. B) They absorb it from the atmosphere. C) From the ground. D) They do not get carbon from anywhere. Show Answer Correct Answer: A) By eating plants and or other animals. 33. The oceans and marine organisms play a role in the carbon cycle. When marine organisms die, they settle to the floor to become limestone. I the limestone is exposed at the surface where chemical weathering takes place ..... is produced. A) Fossil fuels. B) Carbon dioxide. C) Coal. D) Sand. Show Answer Correct Answer: D) Sand. 34. Eutrophication has been controlled in Lake Erie. A) False. B) True. Show Answer Correct Answer: B) True. 35. Which biome consists of grasses, shrubs, cold temperatures, and the permafrost? A) Taiga. B) Tundra. C) Temperate forest. D) Temperate grasslands. Show Answer Correct Answer: B) Tundra. 36. Natural Gas is a A) Renewable Resource. B) Nonrenewable Resource. Show Answer Correct Answer: B) Nonrenewable Resource. 37. The greenhouse effect is a natural process that warms the Earth's surface. A) I don't know. B) Not sure. C) True. D) False. Show Answer Correct Answer: C) True. 38. ..... are areas of land that are flooded with water at least part of the year. A) Wetlands. B) Estuaries. C) Deserts. D) Flood plains. Show Answer Correct Answer: A) Wetlands. 39. What displays trends of data or data in motion? A) Verbal expression. B) Graphs. C) Baby animal pictures. D) Tables. Show Answer Correct Answer: B) Graphs. 40. Which of the following is included as a component of biomes? A) Precipitation. B) Temperature. C) Seasons. D) Organic measurement. Show Answer Correct Answer: C) Seasons. 41. Includes environmental and health costs of producing goods/services A) Environmentalism. B) Full cost pricing. C) Political science. D) Engineering. Show Answer Correct Answer: B) Full cost pricing. 42. Which is NOT a way to conserve energy? A) Using a desktop computer rather than a laptop. B) Consolidating errands while to make fewer car tips. C) Replacing incandescent bulbs with compact fluorescent bulbs. D) Lowering thermostats during cold months. Show Answer Correct Answer: A) Using a desktop computer rather than a laptop. 43. Ow do living organisms return carbon to the atmosphere in the carbon cycle? A) Respiration and photosynthesis. B) Respiration and decomposition. Show Answer Correct Answer: B) Respiration and decomposition. 44. Man has a tendency to misuse or overexploit any resource that is held in common public ownership. A) True. B) False tagsEN.LS2.7. Show Answer Correct Answer: A) True. 45. A nuclear reactor is A) Powered by a combustion chamber in which uranium is burned. B) Surrounded by a thick pressure vessel filled with a cooling fluid. C) Superheated by water until the control rods are set into motion. D) Constructed from thick aluminum walls to control nuclear reactions. Show Answer Correct Answer: B) Surrounded by a thick pressure vessel filled with a cooling fluid. 46. Laws and policies implemented by the government to regulate resource usage. A) True. B) False. Show Answer Correct Answer: A) True. 47. Which of the following are producers of oxygen? A) Animals. B) Insects. C) Plants. D) Automobiles. Show Answer Correct Answer: C) Plants. 48. Jane is interested in studying how physical aspects of the environment interact with the environment's chemical processes. Which discipline will help Jane pursue her interest? A) Natural sciences. B) Human health sciences. C) Mathematics. D) Social sciences. Show Answer Correct Answer: A) Natural sciences. 49. The seven environmental principles state that all forms of life are important. All forms of organism have important role and removing any of them in eco system has a serious effect on the whole ecosystem A) False. B) True. Show Answer Correct Answer: A) False. 50. Match the definition:Organisms of the same group or species living in the same area and are able to interbreed. A) Community. B) Population. C) Biosphere. D) Ecosystem. E) Symbiosis. Show Answer Correct Answer: B) Population. 51. This is essential to living organisms, it is found in nucleic acid and amino acids. A) Carbon. B) Water. C) Nitrogen. D) Phosphorous. Show Answer Correct Answer: C) Nitrogen. 52. Which of these would be considered a forest? A) An area with 10% dominated by a lake. B) An area with 10% dominated by trees. C) An area with 5% dominated by trees. D) An area with 5% dominated by a lake. Show Answer Correct Answer: B) An area with 10% dominated by trees. 53. The process by which living organisms convert sunlight into energy/sugars is called ..... A) Photosynthesis. B) Photography. C) Consumption. D) Chemosynthesis. Show Answer Correct Answer: A) Photosynthesis. 54. Primary succession begins A) After secondary succession. B) With no soil present. C) After the climax community has been established. D) With soil already present. Show Answer Correct Answer: B) With no soil present. 55. Adaptations demonstrated by plants in tropical rain forests include A) Trees with aboveground roots called buttresses, which increase stability. B) Orchids and vines that use tall tree trunks for support. C) Herbs with large flat leaves located in the understory. D) All of the above. Show Answer Correct Answer: D) All of the above. 56. Identify the type of ecosystem and pyramid. A) Pond ecosystem, upright pyramid of numbers. B) Pond ecosystem, inverted pyramid of numbers. C) Pond ecosystem, inverted pyramid of biomass. D) Pond ecosystem, upright pyramid of biomass. Show Answer Correct Answer: C) Pond ecosystem, inverted pyramid of biomass. 57. What element is present in all organic compounds? A) Hydrogen. B) Nitrogen. C) Carbon. D) Oxygen. Show Answer Correct Answer: C) Carbon. 58. The fungi seen in the picture here occupy which niche in the ecosystem? A) Producer. B) Autotroph. C) Decoposer. D) Heterotrophs. Show Answer Correct Answer: C) Decoposer. 59. Which of these is NOT part of the carbon cycle? A) Forest Fires. B) Runoff. C) Cellular Respiration. D) Photosynthesis. Show Answer Correct Answer: B) Runoff. 60. A standard that is of importance to an individual A) Money. B) Value. C) Environment. D) None of above. 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