This quiz works best with JavaScript enabled. Home > Science > Environmental Sciences – Quiz 543 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Environmental Sciences Quiz 543 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Beautiful part of a plant. A) Stems. B) Leaves. C) Flower. D) Fruits. Show Answer Correct Answer: C) Flower. 2. NaCl A) Ionic Bond. B) Covalent Bond. C) Both bonds. D) Neither bond. Show Answer Correct Answer: A) Ionic Bond. 3. ..... is the variety of different species, genetic variability among individuals within each species, variety of ecosystems, and functions such as energy flow and matter cycling needed for the survival of species and biological communities. A) Natural capital. B) Biodiversity. C) Ecosystem Services. D) Renewable resources. Show Answer Correct Answer: B) Biodiversity. 4. Particles of carbon that enter the air when wood or coal are burned are called ..... A) Dust. B) Soot. Show Answer Correct Answer: B) Soot. 5. When you cut your skin, platelets stick to the wound opening and send signals out that more are needed to close the wound. This leads to more platelets being brought to the injury site. Which type of feedback is this? A) Negative Feedback. B) Positive Feedback. Show Answer Correct Answer: B) Positive Feedback. 6. This sphere contains all Earth's water in the ground, on the surface and the air A) Geosphere. B) Hydrosphere. C) Atmosphere. D) Biosphere. Show Answer Correct Answer: B) Hydrosphere. 7. Freshwater ecosystem A) Temperature. B) Ocean. C) Estuary. D) Pond. Show Answer Correct Answer: D) Pond. 8. Hardin's essay "Tragedy of the Commons" addressed conflicts related to ..... A) Preventing pollution. B) Preserving biodiversity. C) Curbing overpopulation. D) Protecting shared resources. Show Answer Correct Answer: D) Protecting shared resources. 9. The atmospheric gases in the greenhouse effect help- A) Absorb infrared light. B) Direct the infrared light to the ozone layer for absorption. C) Transmit infrared light to Earth's surface. D) Reflect infrared light back into space. Show Answer Correct Answer: A) Absorb infrared light. 10. Which activity would reduce human sources of greenhouse gases? A) Increasing the size of livestock herds. B) Monitoring worldwide volcanic activity. C) Using wind energy to generate electricity. D) Researching ways to add methane to the atmosphere. Show Answer Correct Answer: C) Using wind energy to generate electricity. 11. The biosphere includes A) Land, water & air. B) Land only. C) Land & water. D) Water & air. Show Answer Correct Answer: A) Land, water & air. 12. What decision was eventually made regarding Hetch Hetchy? A) No dam was constructed. B) A dam was constructed somewhere else, but not a National Park. C) The Hetch Hetchy dam was built. D) The Hetch Hetchy dam was built and later moved. Show Answer Correct Answer: C) The Hetch Hetchy dam was built. 13. Which type of engineer is vital during the design process and often works with architects to make sure that their design visions can become a reality? This engineer can help design structures such as buildings and roads or roller coasters and bridges (for example) A) Civil Engineer. B) Mechanical Engineer. C) Petroleum Engineer. D) Construction Engineer. Show Answer Correct Answer: A) Civil Engineer. 14. This atmospheric compound is critical to the planet in its protection against UV radiation, but when found close to the ground is part of photochemical smog that can cause serious health problems. A) Particulate matter. B) Carbon monoxide. C) Stratospheric ozone. D) Tropospheric ozone. Show Answer Correct Answer: D) Tropospheric ozone. 15. What is an item that cannot be recycled? A) Salt. B) Glass. C) Metal. D) Paper. Show Answer Correct Answer: A) Salt. 16. A molecule made up of three oxygen atoms A) Mantle. B) Fault. C) Ozone. D) Salinity. Show Answer Correct Answer: C) Ozone. 17. The mantle is ..... A) The thinnest and most external part of the Earth. B) The layer between the core and the crust. C) The most internal and hottest part of the Earth. D) None of above. Show Answer Correct Answer: B) The layer between the core and the crust. 18. A student hypothesized that the amount of sunlight a palm tree receives determines the number of coconuts the tree produces. In their experiment, the number of coconuts produced is the ..... A) Controlled Variable. B) Independent Variable. C) Dependent Variable. D) Sample Variable. Show Answer Correct Answer: C) Dependent Variable. 19. Why is soil an important natural resource? A) Soil is used to make buildings. B) Soil can grow crops. C) Soil comes from bedrock. D) Soil is full of mircobes. Show Answer Correct Answer: B) Soil can grow crops. 20. Who is the largest purchaser of ground beef in the United States? A) Mc Donalds. B) Arby's. C) Giant. D) Acme. E) Walmart. Show Answer Correct Answer: A) Mc Donalds. ← PreviousNext →Related 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 9Environmental Sciences Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books