This quiz works best with JavaScript enabled. Home > Science > Environmental Sciences – Quiz 677 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Environmental Sciences Quiz 677 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which sphere has the largest carbon reservoir (storage)? A) Hydrosphere. B) Biosphere. C) Lithosphere. D) Atmosphere. Show Answer Correct Answer: C) Lithosphere. 2. A forest reserve is an area A) Is a protected area of forest of importance for wildlife, flora, fauna or features of geological or other special interest. B) Is a protected area of forest of importance forest trees only. C) Is a unprotected area of forest of importance for wildlife, flora, fauna or features of geological or other special interest. D) None of above. Show Answer Correct Answer: A) Is a protected area of forest of importance for wildlife, flora, fauna or features of geological or other special interest. 3. The top of the water surface in a saturated part of an aquifer A) Water table. B) Water cycle. C) Aquifer. D) Percolation. Show Answer Correct Answer: A) Water table. 4. If particle size decreases permeability A) Decreases. B) Increases. C) Stays the same. D) It could increase or decrease. Show Answer Correct Answer: A) Decreases. 5. Your science teacher believes that food you eat will affect your test average. They believe if you:-eat food from McDonald's your grades will go up by 5 points-eat at Pizza Root your grades will stay the same-eat at Subway your grades will go down 10 points What is the independent variable? A) Food you eat. B) Grades. Show Answer Correct Answer: A) Food you eat. 6. The variable that changes the response to the conditions set in an experiment A) Controlled Variable. B) Independent Variable. C) Dependent Variable. D) Experimental Variable. Show Answer Correct Answer: A) Controlled Variable. 7. Which is an abiotic factor that would affect the growth of a population within an ecosystem? A) The availability of water. B) The availability of producers. C) The type of herbivores present. D) The number of carnivores present. Show Answer Correct Answer: A) The availability of water. 8. A 500-gram block of solid cheese is melted in a pot. Which is most likely the mass of the cheese after it is melted? A) 500 grams, because the cheese does not gain or lose mass just because it was melted. B) 499 grams, because some of the cheese evaporates as it melts. C) 502 grams, because the cheese absorbs heat as it melts. D) None of above. Show Answer Correct Answer: A) 500 grams, because the cheese does not gain or lose mass just because it was melted. 9. True or FalseAn estuary is a place with very salty water A) True. B) False. Show Answer Correct Answer: B) False. 10. What type of boundary occurs when two tectonic plates slide past each other horizontally? A) Divergent. B) Convergent. C) Transform. D) None of above. Show Answer Correct Answer: C) Transform. 11. The designation of wilderness areas A) Allows only limited development. B) Provides for protected habitats. C) Historically forbade mining. D) Guarantees unrestricted public access. Show Answer Correct Answer: B) Provides for protected habitats. 12. Primary productivity A) The synthesis of organic compounds. B) The rate at which energy is stored. C) The amount of carbon fixed durning photosynthesis. D) None of above. Show Answer Correct Answer: A) The synthesis of organic compounds. 13. Which end of the water molecule has a slightly positive charge? A) The oxygen end. B) The hydrogen end. C) Both ends are slightly positive. D) Neither end is positive. Show Answer Correct Answer: B) The hydrogen end. 14. A hypothesis is an idea that can be ..... A) Tested. B) Supported. C) Rejected. D) All of the options. Show Answer Correct Answer: D) All of the options. 15. What do producers need, other than sun, for photosynthesis? A) Water and CO2. B) Glucose and O2. C) Love and happiness. D) Carbohydrates and water. Show Answer Correct Answer: A) Water and CO2. 16. How many gallons of fresh water does the world drink every day? A) 4 billion. B) 50 million. C) 12, 000. D) 250 million. Show Answer Correct Answer: A) 4 billion. 17. Most aquifers are rapidly recharged through precipitation that percolates downward through soil and rock. A) True. B) False. Show Answer Correct Answer: B) False. 18. Atmospheric layer closest to Earth's surface ~ where weather occurs A) Mesosphere. B) Stratosphere. C) Thermosphere. D) Troposphere. Show Answer Correct Answer: D) Troposphere. 19. Paint is an example of which type of waste? A) Municipal solid waste. B) Industrial waste. C) Hazardous waste. D) Wastewater. Show Answer Correct Answer: C) Hazardous waste. 20. What was the function of the Tigris River in Mesopotamian irrigation? A) It was the determining factor in the water table level. B) It was the source of the irrigation water. C) It supplied silt to the nearby farmland. D) It was the drain for irrigation water. Show Answer Correct Answer: D) It was the drain for irrigation water. ← 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