This quiz works best with JavaScript enabled. Home > Science > Earth > Environmental Sciences – Quiz 517 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Environmental Sciences Quiz 517 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. China currently emits the most greenhouse gases of any country. What percentage of the world's CO2 emissions are they responsible for? A) 20. B) 30. C) 40. D) 50. Show Answer Correct Answer: B) 30. 2. Energy that cannot be replenished in our lifetime. Once its gone, that's it. A) Nonrenewable Energy. B) Renewable Energy. C) Geothermal. D) Alternative Energy. Show Answer Correct Answer: A) Nonrenewable Energy. 3. An organism that eats both plants and meat is classified as a ..... A) Carnivore. B) Omnivore. C) Herbivore. D) Omnomnomnivore. Show Answer Correct Answer: B) Omnivore. 4. This agency manages fish, wildlife, and habitats. A) US Forest Service. B) US Fish and Wildlife Service. C) National Oceanic and Atmospheric Administration. D) Bureau of Reclamation. Show Answer Correct Answer: B) US Fish and Wildlife Service. 5. UNDERSTANDING:The first number in scientific notation must be ..... A) Between and including 0 and 10. B) Between and including 1 and 9.9999. C) Between and including 0 and 9.999. D) Between and including 1 and 10. Show Answer Correct Answer: B) Between and including 1 and 9.9999. 6. Mantle rock can melt to form ..... if the temperature rises, pressure lowers, or water is added to the mantle. A) Lava. B) Magma. C) Metamorphic rock. D) None of above. Show Answer Correct Answer: B) Magma. 7. The decayed remains of plants and animals is called ..... A) Soil. B) Subsoil. C) Humus. D) Weathering. Show Answer Correct Answer: C) Humus. 8. Earth's early atmosphere lacked oxygen. What process was responsible for adding oxygen to our atmosphere? A) Respiration. B) Photosynthesis. Show Answer Correct Answer: B) Photosynthesis. 9. Which species is found in only one area? A) Invasive. B) Native. C) Keystone. D) Endemic. Show Answer Correct Answer: D) Endemic. 10. ..... is a biodegradable material that accumulates more rapidly than it can decompose. A) Plastic. B) Newspaper. C) Mercury. D) Metal from junk cars. Show Answer Correct Answer: B) Newspaper. 11. The type of seismic waves that arrive at a seismic station first and move by compressing and expanding the ground like an accordian are called A) S waves. B) Surface waves. C) Tsunami waves. D) Primary waves. Show Answer Correct Answer: D) Primary waves. 12. Harmful ultraviolet radiation from the Sun is absorbed by A) Clouds. B) Ozone molecules. C) Soil. D) Water. Show Answer Correct Answer: B) Ozone molecules. 13. As the human population increases, so does the consumption of natural resources. What are some ways this impacts natural ecosystems and environments? A) Negative impact. B) Positive impact. C) Neutral impact. D) None of the above. Show Answer Correct Answer: A) Negative impact. 14. Ecology term was coined by A) Ernst Haeckel. B) AG Tansley. C) Charles Darwin. D) Dr JC bus. Show Answer Correct Answer: A) Ernst Haeckel. 15. What human activities deplete plant life and vegetation? A) Overgrazing. B) Deforestation. C) Environmental Pollution. D) All of the Above tagsEasy. Show Answer Correct Answer: D) All of the Above tagsEasy. 16. Which human activity contributes to habitat loss and loss of species? A) Planting more trees. B) Deforestation. C) Reducing pollution. D) Recycling. Show Answer Correct Answer: B) Deforestation. 17. In order to be accepted, a scientific theory must be A) Widely tested and supported by extensive data. B) Based on the results of a single experiment. C) Controversial and cause debate. D) In line with all previous historical ideas. Show Answer Correct Answer: A) Widely tested and supported by extensive data. 18. The transfer of energy can be traced by studying ..... A) Food Chains. B) Food Webs. C) Trophic Levels. D) All of Them. Show Answer Correct Answer: D) All of Them. 19. The ..... is a thin layer that extends about 9 km above the earth, down to the bottom of the ocean, and contains all life on Earth. A) Geosphere/lithosphere. B) Atmosphere. C) Hydrosphere. D) Biosphere. Show Answer Correct Answer: D) Biosphere. 20. Which of the following is a problem created by modern agriculture that alternative agricultural methods seek to solve? A) Excess use of fertilizers, which can lead to water quality problems. B) Pesticides in the environment. C) Loss of topsoil due to erosion. D) All of these are problems of modern agriculture. Show Answer Correct Answer: D) All of these are problems of modern agriculture. ← PreviousNext →Related QuizzesScience QuizzesEnvironmental Sciences Quiz 1Environmental Sciences Quiz 2Environmental Sciences Quiz 3Environmental Sciences Quiz 4Environmental Sciences Quiz 5Environmental Sciences Quiz 6Environmental Sciences Quiz 7Environmental Sciences Quiz 8Environmental Sciences Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books