This quiz works best with JavaScript enabled. Home > Science > Earth > Environmental Sciences – Quiz 299 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Environmental Sciences Quiz 299 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Abiotic factors in the environment include ..... ? A) Animal, plants and soil. B) Animals, soil and people. C) Animals, plants and people. D) Water, soil and climate. Show Answer Correct Answer: D) Water, soil and climate. 2. How does the excessive use of synthetic fertilizers alter the nitrogen cycle? A) Decreased soil pH. B) Increased atmospheric oxygen levels. C) Eutrophication of water bodies. D) Enhanced nitrogen fixation by leguminous plants. Show Answer Correct Answer: C) Eutrophication of water bodies. 3. The cutting down of selected trees in a forest so the growth of other trees is not affected. A) Selective Cutting. B) Controlled Burn. C) Thinning. D) Clear Cutting. Show Answer Correct Answer: A) Selective Cutting. 4. Which of these is MOST LIKELY to contribute to the long-term instability of a local ecosystem? A) Flash floods that destroy the nests of local water birds. B) Storms that uproot large trees in the area. C) Introduction of a non-native animal species. D) Seasonal migration of birds to and from the ecosystem. Show Answer Correct Answer: C) Introduction of a non-native animal species. 5. Together, the nonrenewable energy resources of oil, coal, and natural gas, are known as A) Ecological footprints. B) Independent variables. C) Fossil fuels. D) Biocentrists. Show Answer Correct Answer: C) Fossil fuels. 6. When oxygen gas in the lower stratosphere is struck by this, it splits, leading to the formation of a ozone molecule. A) Visible light. B) Ultraviolet radiation. C) Infrared. D) Gamma rays. Show Answer Correct Answer: B) Ultraviolet radiation. 7. Organism in which a pathogen lives all or part of it's life A) Vector. B) Host. C) Pathogen. D) Dose. Show Answer Correct Answer: B) Host. 8. There are three types of plate boundaries. Which choice is NOT a type of plate boundary? A) Convergent. B) Thrust. C) Divergent. D) Transform. Show Answer Correct Answer: B) Thrust. 9. Which of the following is not a habit of mind of a good scientists? A) Skepticism. B) Creativity. C) Openness to new ideas. D) Intellectual predictability. Show Answer Correct Answer: D) Intellectual predictability. 10. WHAT ARE THE 6 NUTRIENTS? A) Carbs, Meats, Fibers, Water, Protein, and Dairy. B) Fruits, Milk, Fibers, Water, Pork, and Vitamins. C) Carbs, Fats, Minerals, Water, Proteins, and Vitamins. D) Carbs, Fats, Fiber, Cheese, Protein, and Vegetables. Show Answer Correct Answer: C) Carbs, Fats, Minerals, Water, Proteins, and Vitamins. 11. The ..... consists of Earth's core, mantle, and thin outer crust. A) Atmosphere. B) Biosphere. C) Hydrosphere. D) Geosphere. Show Answer Correct Answer: D) Geosphere. 12. Trees in temperate deciduous forests such as oak, maple, and elm lose their leaves ..... A) Annually. B) Biannually. C) Perennially. D) Never. Show Answer Correct Answer: A) Annually. 13. Sustainability is defined as the ability of an ecosystem to survive over time. How does biodiversity affect the sustainability of an ecosystem? A) It introduces fewer new species of organisms. B) It helps to keep the ecosystem balanced. C) It allows organisms to avoid competition. D) It creates a constant state of change. Show Answer Correct Answer: B) It helps to keep the ecosystem balanced. 14. Ecologists believe the fire is important to give ..... back to the soil. A) Nutrients. B) Water. C) Seeds. D) Hypertonic. Show Answer Correct Answer: A) Nutrients. 15. The parts of the experiment that must be kept the same. A) Constants. B) Independent variable. C) Dependent variable. D) Conclusion. Show Answer Correct Answer: A) Constants. 16. A. capture B. transport C. atmosphere D. carbon A) Capture. B) Transport. C) Atmosphere. D) Carbon. Show Answer Correct Answer: D) Carbon. 17. Clown fish live among anemones acting as a lure for the sea anemone's prey. The clown fish gets protection and shelter from the anemone. What type of relationship is this? A) Parasitism. B) Commensalism. C) Mutualism. D) Predation. Show Answer Correct Answer: C) Mutualism. 18. An energy pyramid shows A) How energy is lost from one trophic level to the next. B) The foods that you should eat every day. C) The habitat of each organism. D) The producers on the smallest top level. Show Answer Correct Answer: A) How energy is lost from one trophic level to the next. 19. Environmental damage to wilderness areas A) Is partly the result of ranching activities. B) Has yet to attract widespread attention. C) May worsen as the U.S. population grows. D) Is not related to pollution from urban areas. Show Answer Correct Answer: C) May worsen as the U.S. population grows. 20. Nonrenewable energy sources derived from prehistoric photosynthetic production of organic matter (eg:crude oil) A) Fossil fuels. B) Nuclear fission. C) Oil extraction. D) Generators. Show Answer Correct Answer: A) Fossil fuels. ← 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