This quiz works best with JavaScript enabled. Home > Environment > Environmental Science – Quiz 16 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Environmental Science Quiz 16 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. How a population changes in size during a specific period of time..... A) Growth rate. B) Infant mortality. C) Death rate. D) None of above. Show Answer Correct Answer: A) Growth rate. 2. What is the percentage of energy that is passed up from each trophic level (in a food pyramid)? A) 10%. B) 90%. C) 20%. D) 80%. Show Answer Correct Answer: A) 10%. 3. Which of these events during the modern environmentalism era raised awareness of the problem of hazardous waste disposal? A) Nuclear testing in the Marshall Islands. B) The Donora fluoride smog. C) Love Canal. D) The burning of the Cuyahoga River. Show Answer Correct Answer: C) Love Canal. 4. Which of the following statements best describes the composition of air? A) Air is only made up of nitrogen. B) Air is only made up of oxygen. C) Air is only made up of carbon dioxide. D) Air is made up of a mixture of different gasses. Show Answer Correct Answer: D) Air is made up of a mixture of different gasses. 5. Deterioration of the soil's fertility and ability to provide ecosystem services is called A) Erssion. B) Soil degradation. C) Soil pollution. D) Succession. Show Answer Correct Answer: B) Soil degradation. 6. About every 2-7 years, winds weakening in the western pacific ocean cause warm surface water in Australia and Indonesia to move eastward toward North and South America. This changing wind pattern that impacts weather is known as ..... A) Acid rain. B) El Nino. C) Baby Jesus. D) None of above. Show Answer Correct Answer: B) El Nino. 7. Which of the following might occur as a result of plastic trash accumulating in the ocean? A) Turtles mistake clear plastic bags for jellyfish, ingest them, and die of intestinal blockage. B) Sea mammals, such as seals, become tangled in clear plastic fishing lines and drown. C) All of the above. D) None of above. Show Answer Correct Answer: C) All of the above. 8. Weather is ..... A) The rise in the average temperature of the surface of the Earth over a period of time. B) The condition of the atmosphere in one area at a particular time. C) None of the above. D) None of above. Show Answer Correct Answer: B) The condition of the atmosphere in one area at a particular time. 9. The unique role of an organism is called its ..... A) Habitat. B) Home. C) Niche. D) Location. Show Answer Correct Answer: C) Niche. 10. An Eco-System comprises of A) Only plants. B) Both living and non-living organisms. C) Non-living organisms. D) Living organisms. Show Answer Correct Answer: B) Both living and non-living organisms. 11. The study of the impact of humans on the environment. A) Biology. B) Ecology. C) Environmental Science. D) Social Science. Show Answer Correct Answer: C) Environmental Science. 12. Moral principles that guide people's actions are called ..... A) Compass. B) Ethics. C) Instincts. D) None of above. Show Answer Correct Answer: B) Ethics. 13. Layer of the atmosphere where meteorites burn up A) Troposphere. B) Stratosphere. C) Mesosphere. D) Thermosphere. Show Answer Correct Answer: C) Mesosphere. 14. During the ..... period(s), humans altered their habitats A) Hunter-gatherer. B) Agricultural revolution. C) Industrial Revolution. D) All of the above. Show Answer Correct Answer: D) All of the above. 15. What percentage of people in the U.S.A use biomass? A) 20%. B) 3% - 5%. C) 54%. D) 13%. Show Answer Correct Answer: B) 3% - 5%. 16. The pH scale is used to measure A) The amount of smog in a particular region. B) Whether solutins are acidic or alkaline. C) Wind speed. D) Air pressure. Show Answer Correct Answer: B) Whether solutins are acidic or alkaline. 17. What ocean zone begins at the edge of the continental shelf and then extends outward into deeper water? A) Intertidal. B) Open ocean. C) Littoral. D) Neritic. Show Answer Correct Answer: B) Open ocean. 18. Coral reefs are intricately shaped rock like structures that are formed as a result of A) Volcanic activity that is common in tropical marine environments. B) The gradual accumulation and fusion of skeletons of bony fish. C) The secretion of calcium carbonate by tiny marine mammals. D) Minerals that are washed from land ecosystems and build up. Show Answer Correct Answer: C) The secretion of calcium carbonate by tiny marine mammals. 19. A(n) ..... is a testable idea that attempts to explain a phenomenon or answer a scientific question . A) Theory. B) Hypothesis. C) Law. D) Method. Show Answer Correct Answer: B) Hypothesis. 20. Ecosystem was coined by A) Haeckel. B) Tansley. C) Johnston. D) None of these. Show Answer Correct Answer: B) Tansley. ← 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