This quiz works best with JavaScript enabled. Home > Science > Environmental Sciences – Quiz 31 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Environmental Sciences Quiz 31 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which layer is the coldest? A) Troposphere. B) Stratosphere. C) Mesosphere. D) Thermosphere. Show Answer Correct Answer: C) Mesosphere. 2. Melted rock A) Crust. B) Mudflow. C) Atmosphere. D) Erosion. E) Magma. Show Answer Correct Answer: E) Magma. 3. Climate Change means A) The amount of money in the climate. B) The amount of rainfall in a year. C) The change in average conditions over time. D) Changing the climate using machines. Show Answer Correct Answer: C) The change in average conditions over time. 4. Very little rainfall, hot weather, and cracked grounddescribe which change to an environment? A) Volcanic eruption. B) Landslide. C) Drought. D) Flood. Show Answer Correct Answer: C) Drought. 5. ..... is the process in which the materials of the Earth's surface are loosened, dissolved, or worn away and transported from one place to another by wind, water, ice, or gravity. A) Erosion. B) Subversion. C) Substitution. D) Synthesis. Show Answer Correct Answer: A) Erosion. 6. A farmer abandons his farm. A a short time a forest begins to grow on his abandoned farm. What type of succession would this be considered? A) Primary Succession. B) Secondary Succession. Show Answer Correct Answer: B) Secondary Succession. 7. How are trees beneficial to human health? A) Acts as a line of defense against floods. B) Cools the earth by absorbing/storing carbon dioxide and converting it to oxygen. C) Protects skin from the sun. D) Acts as natural air filters by absorbing pollutants. Show Answer Correct Answer: C) Protects skin from the sun. 8. Liquid water turns into gaseous water vapor in a process called A) Precipitation. B) Convection. C) Evaporation. D) Condensation. Show Answer Correct Answer: C) Evaporation. 9. The main molecules that are destroying the ozone layer are called A) Ozone gases. B) Chlorofluorocarbons or CFCs. C) Carbon dioxide. D) None of above. Show Answer Correct Answer: B) Chlorofluorocarbons or CFCs. 10. Cruz's vocab picture was about ..... A) Chemosynthesis. B) Photosynthesis. C) Ice sculptures. D) Scary movies. Show Answer Correct Answer: B) Photosynthesis. 11. The constant acquiring of food consumes time and energy of poor people, allowing LESS TIME for work and earning money. A) True. B) False. Show Answer Correct Answer: A) True. 12. Groups of organisms of the same species that live in the same place at the same time are A) Biospheres. B) Communities. C) Ecosystems. D) Populations. Show Answer Correct Answer: D) Populations. 13. Theory or Law? ..... of Thermodynamics:Describes how heat always travels from areas of high temperature to areas of low temperature. A) Theory. B) Law. Show Answer Correct Answer: B) Law. 14. Colder water ..... A) Hold MORE dissolved oxygen. B) Holds LESS dissolved oxygen. Show Answer Correct Answer: A) Hold MORE dissolved oxygen. 15. What's the main macromolecule in cream cheese? A) Carbohydrate. B) Protein. C) Fat. D) None of above. Show Answer Correct Answer: C) Fat. 16. Why is wetland conservation important for waterfowl? A) Wetlands provide essential habitat for waterfowl. B) Wetland conservation has no impact on waterfowl. C) Wetlands are not important for waterfowl. D) Waterfowl do not rely on wetlands for habitat. Show Answer Correct Answer: A) Wetlands provide essential habitat for waterfowl. 17. Rain forests have a wide temperature range. A) True. B) False. Show Answer Correct Answer: B) False. 18. The process by which water moves through the soil A) Precipitation. B) Percolation. C) Condensation. D) Evaporation. Show Answer Correct Answer: B) Percolation. 19. Which of this is considered to be part of the environment? A) Deer. B) Grass. C) Water. D) All of these. Show Answer Correct Answer: D) All of these. 20. Where is most of the freshwater on the planet located? A) Flowing in rivers and streams. B) Underground reservoirs. C) The Dead Sea and the Great Salt Lake. D) Trapped in the ice caps and icebergs. Show Answer Correct Answer: D) Trapped in the ice caps and icebergs. ← 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