This quiz works best with JavaScript enabled. Home > Environment > Environmental Science – Quiz 20 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Environmental Science Quiz 20 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. This term describes a group of ecosystems that share similar abiotic and biotic conditions. A) Latitudinal gradient. B) Biome. C) Estuary. D) Climatograph. Show Answer Correct Answer: B) Biome. 2. A specific source of pollution is known as A) Water pollution. B) Point source. C) Non-point source. D) None of above. Show Answer Correct Answer: B) Point source. 3. One way that city planners put their decisions into practice is A) Zoning. B) Urbanization. C) Ecological restoration. D) Sprawl. Show Answer Correct Answer: A) Zoning. 4. Where are earthquakes most likely to occur? A) Where Earth's tectonic plates are moving together. B) Where magma cools slowly beneath Earth's surface. C) Where Earth's lithosphere is in constant slow motion. D) Where Earth's seafloor is spreading into deep ocean trenches. Show Answer Correct Answer: A) Where Earth's tectonic plates are moving together. 5. What is the process of runoff? A) A small amount of Precipitation not evaporated returns to streams, rivers, lakes. B) When a small amount of water turns into grounwater. C) A combination of preicipitation and evaporation. D) None of above. Show Answer Correct Answer: A) A small amount of Precipitation not evaporated returns to streams, rivers, lakes. 6. Which layer of the atmosphere do we live in? A) Tropsophere. B) Stratosphere. C) Mesosphere. D) Thermosphere. Show Answer Correct Answer: A) Tropsophere. 7. To adopt a systematic, comprehensive, and ecological solid waste managementprogram that shall ensure the protection of public health and the environment. A) Philippine Ecological Solid Waste Management Act of 2000. B) Climate Change Act of 2009. C) Philippine Environmental Impact Statement System of 1978. D) Philippine Toxic Substances, Hazardous, and Nuclear Waste Control Act of 1990. Show Answer Correct Answer: A) Philippine Ecological Solid Waste Management Act of 2000. 8. What do we mean when we refer to "commons" in environmental science? A) Shared values. B) Shared resources. C) Shared personalities. D) Shared classes. Show Answer Correct Answer: B) Shared resources. 9. Barnacles create home sites by attaching themselves to whales. This neither harms nor benefits the whales. What kind of relationship is this? A) Mutualism. B) Parasitism. C) Commensalism. D) None of above. Show Answer Correct Answer: C) Commensalism. 10. When carbon dioxide is absorbed by seawater, chemical reactions occur that reduce seawater pH, carbonate ion concentration, and saturation states of biologically important calcium carbonate minerals. A) Coral bleaching. B) Ocean acidification. C) Oceanography. D) Ocean aging. Show Answer Correct Answer: B) Ocean acidification. 11. Which are the units used for Turbidity? A) Ppm. B) Ppb. C) NTU. D) MTU. Show Answer Correct Answer: C) NTU. 12. 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) Mimicry. B) Technical defence. C) Camouflage. D) Chemical defence. Show Answer Correct Answer: C) Camouflage. 13. What is groundwater? A) Water that fills space between rocks of Earth. B) Water found within a lake or pond. C) Water that is evaporated from the surface of Earth. D) Water that is found in the ocean. Show Answer Correct Answer: A) Water that fills space between rocks of Earth. 14. To acknowledge the Philippines' vulnerability to climate change and the need forappropriate adaptation. A) Climate Change Act of 2009. B) Philippine Water Act of 2004. C) Philippine Environmental Impact Statement System of 1978. D) Philippine Ecological Solid Waste Management Act of 2000. Show Answer Correct Answer: A) Climate Change Act of 2009. 15. ..... is any structural or behavioral change that helps an organism survive in its particular environment A) Evolution. B) Adaptation. C) Gene pool. D) Competition. Show Answer Correct Answer: B) Adaptation. 16. What is one disadvantage of using water power? A) Dams are expensive to build. B) It creates a lot of electricity. C) It is renewable. D) None of above. Show Answer Correct Answer: A) Dams are expensive to build. 17. Which would be the impact on producers and consumers if the decomposers in an ecosystem suddenly disappeared? A) There will be less nutrients available. B) There will be a decreased amount of oxygen. C) There will be an increase in atmospheric carbon. D) There will be an excess amount of energy available. Show Answer Correct Answer: A) There will be less nutrients available. 18. A common source of VOC's is ..... A) Vehicles. B) Burning leaves in the fall. C) Having a bonfire in the winter. D) Swamp gases. Show Answer Correct Answer: A) Vehicles. 19. Why doesn't photosynthesis occur in deep ocean water? A) The water temperature is too cold. B) There is no sunlight. C) There are not enough nutrients. D) The salinity level of the water is too high. Show Answer Correct Answer: B) There is no sunlight. 20. Which of the following is the correct order of the steps of the scientific method? A) Conclusion, analyze data, experiment, hypothesis, observation. B) Hypothesis, observation, experiment, analyze data, conclusion. C) Experiment, analyze data, observation, experiment, conclusion. D) Observation, hypothesis, experiment, analyze data, conclusion. Show Answer Correct Answer: D) Observation, hypothesis, experiment, analyze data, conclusion. ← PreviousNext →Related QuizzesEnvironmental Science Quiz 1Environmental Science Quiz 2Environmental Science Quiz 3Environmental Science Quiz 4Environmental Science Quiz 5Environmental Science Quiz 6Environmental Science Quiz 7Environmental Science Quiz 8Environmental Science Quiz 9Environmental Science Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books