This quiz works best with JavaScript enabled. Home > Science > Earth > Environmental Sciences – Quiz 105 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Environmental Sciences Quiz 105 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. When energy is passed from one trophic level to the next, only about ..... of the energy is passed to the next level. A) 99%. B) 50%. C) 10%. D) 1%. Show Answer Correct Answer: C) 10%. 2. What cause land pollution? A) People throw too much rubbish in the sea. B) People throw too much rubbish everywhere. C) People reduce making rubbish. D) People reuse things. Show Answer Correct Answer: B) People throw too much rubbish everywhere. 3. Approximately ..... percent of Earth's water is freshwater. A) 97. B) 1. C) 3. D) 10. Show Answer Correct Answer: C) 3. 4. Easter island is a territory of ..... A) Chile. B) Thailand. C) Ukraine. D) Russia. Show Answer Correct Answer: A) Chile. 5. Why is it important to preserve farmland? A) Farmland provides crops and fruits to support urban and rural populations. B) Farmland moderates the temperature of urban areas. C) Farmland provides an important oxygen source for urban areas. D) All of the above. Show Answer Correct Answer: D) All of the above. 6. We should eat foods that have good fats in them, like olive oil, fish, and eggs. A) True. B) False. Show Answer Correct Answer: A) True. 7. The amount of land and water needed to supply an individual or a population with renewable resources and to absorb/recycle wastes and pollution such resource use produces A) Ecological footprint. B) Carbon footprint. C) Earth hectares. D) Landfill. Show Answer Correct Answer: A) Ecological footprint. 8. Which of the following is not a likely component of soil formed during primary succession? A) Cast-off parts of shrubs and trees. B) Decayed lichens and bacteria. C) Dust particles from the air. D) Broken bits of stone and rock. Show Answer Correct Answer: A) Cast-off parts of shrubs and trees. 9. What is the correct order of the processes? A) They all happen at the same time. B) Erosion, weathering, deposition. C) Weathering, erosion, deposition. D) Weathering, deposition, erosion. Show Answer Correct Answer: C) Weathering, erosion, deposition. 10. Organisms can tolerate any range of temperature, salinity, and pH. True or false? A) True. B) False. Show Answer Correct Answer: B) False. 11. The atmosphere contains ..... which traps radiated heat near Earth's surface. A) Greenhouse Gases. B) Dust. C) Erosion. D) Birds. Show Answer Correct Answer: A) Greenhouse Gases. 12. Renewable energy sources are beneficial because they A) Can be replenished in a short time frame. B) Are inexpensive. C) Are not cost effective (take lots of money). D) None of above. Show Answer Correct Answer: A) Can be replenished in a short time frame. 13. How is nitrogen (N2) replenished? A) Denitrification. B) Decomposition. C) Nitrification. D) Bacterial conversion. Show Answer Correct Answer: A) Denitrification. 14. What is one major difference between fossil fuels and biofuels? A) Burning fossil fuels releases greenhouse gases; burning biofuels releases no greenhouse gases. B) Fossil fuel exist in unlimited supply; our supply of biofuels may run out someday. C) Fossil fuels are very expensive to manufacture; biofuels are very inexpensive to manufacture. D) You can drive farther on a single tank of fossil fuel than you can on a single tank of biofuel. Show Answer Correct Answer: D) You can drive farther on a single tank of fossil fuel than you can on a single tank of biofuel. 15. Ozone (O3) is destroyed by what man-made chemical? A) Adenosine triphosphate (ATP). B) Carbon dioxide (CO2). C) Chlorofluorocarbons (CFCs). D) Methane (CH4). Show Answer Correct Answer: C) Chlorofluorocarbons (CFCs). 16. Garbage produced by households and businesses A) Hazardous waste. B) School lunch. C) Municipal solid waste. D) City water. Show Answer Correct Answer: C) Municipal solid waste. 17. Which best describes a characteristic of both lakes and estuaries? A) Both have saltwater. B) Both have freshwater. C) Both have a rocky bottom. D) Both have brackish water. Show Answer Correct Answer: B) Both have freshwater. 18. This state of matter does not have a definite size or shape. A) Gas. B) Liquid. C) Solid. D) Milk. Show Answer Correct Answer: A) Gas. 19. What is the type of water that moves underground? A) Surface water. B) Water table. C) Groundwater. D) Watershed. Show Answer Correct Answer: C) Groundwater. 20. How would a scientist categorize a testable explanation for an observation? A) Correlation. B) Hypothesis. C) Experiment. D) Prediction. Show Answer Correct Answer: B) Hypothesis. ← 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