This quiz works best with JavaScript enabled. Home > Science > Earth > Environmental Sciences – Quiz 170 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Environmental Sciences Quiz 170 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the process of convection? A) The process of hot material rising and cooler material sinking in circular patterns. B) The process of hot rock solidifying and forming new crust. C) The process of explaining what goes up must come down. D) Strong ocean currents moving tremendous amounts of material. Show Answer Correct Answer: A) The process of hot material rising and cooler material sinking in circular patterns. 2. Why is coal not considered a mineral? A) It is not a solid. B) It is man-made. C) It is not inorganic. D) It is made of carbon. Show Answer Correct Answer: C) It is not inorganic. 3. Crop yields are predicted to decline by what percentage? (bad question as it doesn't give timeframe but this is how it appears on the test) A) 50%. B) 100%. C) 10%. D) 25%. Show Answer Correct Answer: C) 10%. 4. Water falls to Earth as rain after water vapor ..... into clouds. A) Evaporates. B) Accumulates. C) Condenses. D) Freezes. Show Answer Correct Answer: C) Condenses. 5. What was the main source of pollution for the Donora Flouride Smog disaster? A) Nitric Oxide. B) Sulfide. C) Coal-burning steel and zinc plant. D) Coal thermal temperatures. Show Answer Correct Answer: C) Coal-burning steel and zinc plant. 6. Which human activities can contribute to increased chloride levels in aquatic ecosystems? A) Planting native vegetation. B) Reducing industrial pollution. C) Road salt application in winter. D) Implementing sustainable farming practices. Show Answer Correct Answer: C) Road salt application in winter. 7. The moving boundary between the zone of aeration and the zone of saturation A) Permeable. B) Impermeable. C) Well. D) Water table. E) Recharge zone. Show Answer Correct Answer: D) Water table. 8. The organic matter in soil includes. A) Minerals. B) Living and decomposing organisms. C) Living organisms only. D) Bedrock. Show Answer Correct Answer: B) Living and decomposing organisms. 9. The spread of low-density development outward from an urban area is called infrastructure. A) True. B) False. Show Answer Correct Answer: B) False. 10. Which of the following is a biotic factor of the ecosystem that humans interact with on a daily basis? A) Food we eat. B) Oxygen we inhale. C) Water we drink. D) Carbon dioxide we exhale. Show Answer Correct Answer: A) Food we eat. 11. Scientists test predictions by A) Developing hypotheses. B) Reading scientific literature. C) Gathering evidence. D) Making more predictions. Show Answer Correct Answer: C) Gathering evidence. 12. Mimicry, migration, hibernation, traveling in herds, hunting in packs A) Physical Adaptation. B) Behavior Adaptation. C) Chemical Adaptation. D) Biological Adaptation. Show Answer Correct Answer: B) Behavior Adaptation. 13. Humans can cause different types of environmental pollution. When household cleaners are dumped down the drain and make their way into the water supply, which type of pollution has taken place? A) Air pollution. B) Thermal pollution. C) Chemical pollution. D) Biological pollution. Show Answer Correct Answer: C) Chemical pollution. 14. This layer of Earth's atmosphere contains the ozone layer. A) Osphere. B) Stratosphere. C) Mesosphere. D) Troposphere. Show Answer Correct Answer: B) Stratosphere. 15. $\frac{dN}{dt}=r\times N$ $\frac{dN}{dt}$ A) Per capita rate of increase. B) Population size. C) Growth rate. D) The population rate of increase per unit time. Show Answer Correct Answer: C) Growth rate. 16. Weather conditions exist in the ..... A) Stratosphere. B) Troposphere. C) Mesosphere. D) Thermosphere. Show Answer Correct Answer: B) Troposphere. 17. Who enforces the Clean Air Act? A) TPO. B) WPA. C) EPA. D) AIDA. Show Answer Correct Answer: C) EPA. 18. All of the surroundings that affect living things. A) Environment. B) Observation. C) Inference. D) Natural resources. Show Answer Correct Answer: A) Environment. 19. What do scientists think is the major causes of climate change? A) Increased solar energy. B) Increased levels of carbon dioxide. C) Rising sea levels. D) Natural variations in climate. Show Answer Correct Answer: B) Increased levels of carbon dioxide. 20. Most of the energy used in the ..... is used for industrial purposes. A) United States. B) World. C) Europe. D) China. Show Answer Correct Answer: A) United States. ← 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