This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Earth > Environmental Sciences – Quiz 117 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Environmental Sciences Quiz 117 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is a primary role of decomposers in an ecosystem? A) They eliminate matter by taking nitrogen from the ecosystem. B) They eliminate matter by taking phosphorus from the ecosystem. C) They cycle matter by returning carbon and other matter to the ecosystem. D) They cycle matter by returning oxygen and other matter to the ecosystem. Show Answer Correct Answer: C) They cycle matter by returning carbon and other matter to the ecosystem. 2. What are the different types of volcanoes? A) Tsunamis, floods, landslides. B) Hailstorms, blizzards, droughts. C) Tornadoes, hurricanes, earthquakes. D) Shield volcanoes, cinder cone volcanoes, stratovolcanoes (composite volcanoes), and lava domes. Show Answer Correct Answer: D) Shield volcanoes, cinder cone volcanoes, stratovolcanoes (composite volcanoes), and lava domes. 3. Air masses have properties from where they ..... A) Were formed. B) End up. Show Answer Correct Answer: A) Were formed. 4. Which natural event shaped the continents? A) Milankovitch cycles. B) Plate tectonics. C) Ice ages. D) Forest fires. Show Answer Correct Answer: B) Plate tectonics. 5. What are the 3 types of biodiversity? A) Genetic diversity, species diversity, and ecosystem diversity. B) Hot diversity, cold diversity, and moderate diversity. C) Animal diversity, plant diversity, and mineral diversity. D) Red diversity, blue diversity, and green diversity. Show Answer Correct Answer: A) Genetic diversity, species diversity, and ecosystem diversity. 6. How do fluctuations in water availability impact aquatic biomes? A) They do not affect aquatic biomes. B) They can lead to shifts in the composition of aquatic plant species. C) Water availability only affects terrestrial biomes. D) Aquatic biomes are immune to changes in abiotic factors. Show Answer Correct Answer: B) They can lead to shifts in the composition of aquatic plant species. 7. What is the best example of Brain drain? A) A Doctor from the USA goes on a year long trip with Doctors without bordersto Africa. B) An Engineer from Nevada moves to New York City for a higher paying job. C) An elementary school teacher from Africa moves to Dubai for better pay. D) A Doctor from Haiti moves to the USA with her family. Show Answer Correct Answer: D) A Doctor from Haiti moves to the USA with her family. 8. Which is an example of a disease caused by fungi A) The common cold. B) Athlete's foot. C) Diphtheria. D) Strep throat. Show Answer Correct Answer: B) Athlete's foot. 9. Which is NOT a way in which we can limit our use of resources/ lower our carbon footprint (sustainability) A) Change to energy efficient light bulbs. B) Put your appliances/electronics in standby mode instead of unplugging them. C) Wash dishes in a dishwasher rather than by hand. D) Walk more or take public transportation. Show Answer Correct Answer: B) Put your appliances/electronics in standby mode instead of unplugging them. 10. When volcanoes erupt, dust and ash particles spread through much of the air blocking the sun. Which two spheres are interacting? A) Hydrosphere and atmosphere. B) Geosphere and atmosphere. C) Biosphere and atmosphere. D) Atmosphere and atmosphere. Show Answer Correct Answer: B) Geosphere and atmosphere. 11. Which of the following is ammonia? A) Na. B) Nah. C) Storm. D) Type. Show Answer Correct Answer: B) Nah. 12. Which element is contained in animal manure? A) Oxygen. B) Nitrogen. C) Francium. D) Thorium. Show Answer Correct Answer: B) Nitrogen. 13. Sphere containing all the Earth's gasses A) Atmosphere. B) Hydrosphere. C) Geosphere. D) Biosphere. Show Answer Correct Answer: A) Atmosphere. 14. How long does it take for fossil fuels like coal, oil, and natural gas to form? A) 100 years or less. B) Several hundred years. C) Thousands of years. D) Millions of years. Show Answer Correct Answer: D) Millions of years. 15. Select the correct word according to the picture. A) Wildfire. B) Droughts. C) Flooding. D) Melting ice. Show Answer Correct Answer: B) Droughts. 16. Animals need to eat other organisms for food. This classifies them as: A) Heterotrophs. B) Autotrophs. C) Prokaryotic. D) Eukaryotic. Show Answer Correct Answer: A) Heterotrophs. 17. Farm waste is an example of which type of waste? A) Wastewater. B) Hazardous waste. C) Municipal solid waste. D) Industrial waste. Show Answer Correct Answer: D) Industrial waste. 18. What is the second largest ocean on Earth? A) Atlantic Ocean. B) Arctic Ocean. C) Pacific Ocean. D) Indian Ocean. Show Answer Correct Answer: A) Atlantic Ocean. 19. The Earth's physical composition, physical features and atmosphere are the focus of study for A) Ecology. B) Economics. C) Environmentalism. D) Earth science. Show Answer Correct Answer: D) Earth science. 20. U.S law that protects endangered species A) Endangered Species Act. B) Superfund Act. C) Clean Air Act. D) Marine Mammal Protection Act. Show Answer Correct Answer: A) Endangered Species Act. 21. A resource not easily replaced. A) Nonrenewable. B) Renewable. C) Alternative. D) None of above. Show Answer Correct Answer: A) Nonrenewable. 22. Deltas forming at the mouths of rivers A) Weathering. B) Erosion. C) Deposition. D) None of above. Show Answer Correct Answer: C) Deposition. 23. What is the biggest danger posed by global warming to people living in coastal areas? A) Lack of carbon dioxide in the atmosphere. B) Increased acidity of seawater. C) Increased precipitation. D) Rising sea level. Show Answer Correct Answer: D) Rising sea level. 24. A network of streams that drains an area of land A) Phytoplankton. B) River system. C) Surface zone. D) Groundwater. E) Sunlight. Show Answer Correct Answer: B) River system. 25. In the aquarium behind my desk there are guppies, betas, snails, plants, and lots of bacteria. The organisms in that aquarium make up what ecological level? A) Ecosystem. B) Biome. C) Community. D) Population. Show Answer Correct Answer: C) Community. 26. In the nitrogen cycle, the organisms that replenish the atmosphere with N2 are A) Mycorrhizal fungi. B) Denitrifying bacteria. C) Nitrifying bacteria. D) Nitrogen-fixing bacteria. Show Answer Correct Answer: B) Denitrifying bacteria. 27. The parts of the body that are inside the body and cannot be seen are called ..... A) Internal Organs. B) Internal Organs. C) Internal Organs. D) None of above. Show Answer Correct Answer: A) Internal Organs. 28. You would likely see..... in a savanna A) A coastal ecosystem. B) Snow and ice. C) A dense forest. D) Large herds of grazing animals, such as rhinos, gazelles and giraffes. Show Answer Correct Answer: D) Large herds of grazing animals, such as rhinos, gazelles and giraffes. 29. What are greenhouse gasses? A) A gas that absorbs and traps heat. B) A gas that will catch on fire if near a flame. C) A gas that you can see but not smell. D) None of above. Show Answer Correct Answer: A) A gas that absorbs and traps heat. 30. The Earth's atmosphere supports the biosphere by providing A) Protection from all of the sun's electromagnetic radiation. B) Gases that reflect energy back to the Earth. C) Energy that powers the ocean's tides. D) Matter cycling that moves materials between the atmospheric layers tagsSEV2. Show Answer Correct Answer: B) Gases that reflect energy back to the Earth. 31. A system of well-tested hypotheses intended to explain the natural world is called a ..... A) Theory. B) Environmentalism. C) Law. D) Environmental science. Show Answer Correct Answer: A) Theory. 32. The geological layer, consisting of underground caverns and porous layers of sand, gravel, or bedrock, where groundwater flows, is called A) Aquifer. B) Zone of saturation. C) Surface water. D) The water table. Show Answer Correct Answer: A) Aquifer. 33. The amount of matter in a substance A) Volume. B) Temperature. C) Density. D) Mass. Show Answer Correct Answer: D) Mass. 34. An area of land that is periodically underwater A) Plankton. B) Eutrophication. C) Wetland. D) Benthos. Show Answer Correct Answer: C) Wetland. 35. We use the scientific method to solve ..... A) Everyday problems. B) Mysteries. C) Math Questions. D) None of above. Show Answer Correct Answer: A) Everyday problems. 36. Which of the following can cause an animal to become endangered? A) Habitat destruction. B) Pollution. C) Hunting. D) All of the above. Show Answer Correct Answer: D) All of the above. 37. A defense mechanism of an organism that use coloration to blend in with their environment often used by prey as disguise to hide themselves from their predator and used by predator to catch their prey without noticing them. A) Technical defence. B) Mimicry. C) Chemical defence. D) Camouflage. Show Answer Correct Answer: D) Camouflage. 38. Sustainability of the natural environment includes protecting natural resources like A) Buildings, waste, trees. B) Water, sunlight, wind. C) Water, trees, soil. D) Trees, sunlight, soil. Show Answer Correct Answer: C) Water, trees, soil. 39. A simple sugar that is an important source of energy. A) Glucose. B) ATP. C) Water. D) Carbon Dioxide. Show Answer Correct Answer: A) Glucose. 40. A hybrid car uses A) A photovoltaic cell and an electric motor. B) An efficient gasoline engine and an electric motor. C) A fuel cell and a solar cell. D) An efficient gasoline engine and a fuel cell. Show Answer Correct Answer: B) An efficient gasoline engine and an electric motor. 41. What law regulates water pollution, including sewage systems? A) Pollution Control Act. B) The Clean Water Act. C) Safe Drinking Water Act. D) None of above. Show Answer Correct Answer: B) The Clean Water Act. 42. Ocean ecosystems include ALL the following EXCEPT A) Ocean. B) Bogs. C) Salt water bays. D) Seas and inlets. E) The shoreline and salt marshes. Show Answer Correct Answer: B) Bogs. 43. Most of the water on Earth is found in ..... A) Ice. B) The air. C) Rivers & lakes. D) The oceans. Show Answer Correct Answer: D) The oceans. 44. Which is true about the troposphere? A) It is where humans live. B) It is the highest level of earth's atmosphere. C) When ozone is released here due to pollution, the ozone is dangerous. D) Blue and Yellow. Show Answer Correct Answer: D) Blue and Yellow. 45. Which of the following is likely to be affected by a population of 10 billion? A) Amount of land for agriculture. B) Size of cities. C) Amount of clean water. D) All of the above. Show Answer Correct Answer: D) All of the above. 46. Earth has a magnetic field because it has a molten ..... that has convection currents. A) Inner core. B) Outer core. C) Mantle. D) Crust. Show Answer Correct Answer: B) Outer core. 47. Philippine Clean Air Act of 1999 A) RA 9003. B) Tttttts. C) RA 9275. D) RA 8749. Show Answer Correct Answer: D) RA 8749. 48. Inorganic Compound A) A compound that does not contain the element carbon or contains carbon bound to elements other than hydrogen. B) A compound that contains carbon-carbon and carbon-hydrogen bonds. C) A compound composed of carbon, hydrogen and water molecules. D) A critical component for life, made up of long chain of nitrogen-containing organic molecules known as amino acids. Show Answer Correct Answer: A) A compound that does not contain the element carbon or contains carbon bound to elements other than hydrogen. 49. What generally accounts for the greatest use of household water? A) Washing Machine. B) Dishwasher. C) Shower. D) Landscaping. Show Answer Correct Answer: D) Landscaping. 50. An organism that eats another organism. A) Autotroph. B) Producer. C) Plant. D) Heterotroph. Show Answer Correct Answer: D) Heterotroph. 51. In an African savanna, there are communities of giraffe, zebra, lion and acacia trees. What factors would you need to include to accurately describe the savanna's ecosystem? A) Remove the zebra and lion. B) Include the temperature, intensity of light and soil pH. C) Include ants and grasses. D) Remove the acacia trees. Show Answer Correct Answer: B) Include the temperature, intensity of light and soil pH. 52. Where is most nitrogen in the nitrogen cycle located? A) In the atmosphere. B) In bacteria. C) In soil. D) In lightening. Show Answer Correct Answer: A) In the atmosphere. 53. Nitrogen fixation is carried out primarily by A) Bacteria. B) Plants. C) Consumers. D) Humans. Show Answer Correct Answer: A) Bacteria. 54. What type of heterotroph only eats consumers? A) Carnivore. B) Herbivore. C) Detritivore. D) Omnivore. Show Answer Correct Answer: A) Carnivore. 55. Educated guess based on observations A) Prophecy. B) Inference. C) Premonition. D) Observation. Show Answer Correct Answer: B) Inference. 56. Living things pass on their ....., stored in DNA. A) Response. B) Growth. C) Genetic code. D) Metabolism. Show Answer Correct Answer: C) Genetic code. 57. Tectonic plates are made of? A) The mantle. B) Continental and oceanic lithosphere. C) The outer core. D) The mesosphere. Show Answer Correct Answer: B) Continental and oceanic lithosphere. 58. An example of a fossil fuel is A) Putting dinosaur bones in my gas tank. B) Coal. C) Plants growing from decomposed life. D) The sun. Show Answer Correct Answer: B) Coal. 59. In this video, you see frozen (solid) carbon dioxide changing into a gas. This is an example of a substance: A) Evaporating tagsStates of Matter / Phase Changes. B) Depositing. C) Sublimating. D) Boiling. Show Answer Correct Answer: C) Sublimating. 60. A large increase in crop yields achieved by developing new varieties of plants A) Agricultural revolution. B) Industrial revolution. C) Invention of atibiotics. D) Green revolution. Show Answer Correct Answer: D) Green revolution. ← PreviousNext →Related QuizzesScience QuizzesGeneral Knowledge QuizzesEnvironmental Sciences Quiz 1Environmental Sciences Quiz 2Environmental Sciences Quiz 3Environmental Sciences Quiz 4Environmental Sciences Quiz 5Environmental Sciences Quiz 6Environmental Sciences Quiz 7Environmental Sciences Quiz 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books