This quiz works best with JavaScript enabled. Home > Science > Earth > Environmental Sciences – Quiz 191 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Environmental Sciences Quiz 191 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Organisms only hold on to ..... percent of the energy they ingest. A) 100. B) 10. C) 25. D) 55. Show Answer Correct Answer: B) 10. 2. What is one negative environmental impact of F-gasses? A) Depletion of the ozone layer but at a slower rate. B) Increase in renewable energy. C) Reduction of greenhouse gas emissions. D) Improvement in air quality. Show Answer Correct Answer: A) Depletion of the ozone layer but at a slower rate. 3. Theory or Law? Is a well-tested EXPLANATION for a wide range of observations and experimental results. A) Law. B) Theory. Show Answer Correct Answer: B) Theory. 4. Species diversity is directly proportional to ..... A) Growth rate. B) Size of habitat. C) Pollution. D) Population. Show Answer Correct Answer: B) Size of habitat. 5. What do you call the part of a river or stream where the water speed slows down? A) Transition zone. B) Floodplain zone. C) Source zone. D) End zone. Show Answer Correct Answer: A) Transition zone. 6. What are some government regulations and laws for environmental protection? A) Safe Drinking Water Act, Toxic Substances Control Act, Occupational Safety and Health Act, Resource Conservation and Recovery Act. B) Clean Air Act, Clean Water Act, Endangered Species Act, National Environmental Policy Act. Show Answer Correct Answer: B) Clean Air Act, Clean Water Act, Endangered Species Act, National Environmental Policy Act. 7. Which statement is negative to reintroducing wolves to Colorado. A) The wolves will bring balance back to the ecosystem. B) The wolves may eat livestock. C) There are too many herbivores that are overgrazing the mountains. D) None of above. Show Answer Correct Answer: B) The wolves may eat livestock. 8. Sedimentary rocks may contain fossils. A) True. B) False. Show Answer Correct Answer: A) True. 9. Statements, based on repeated experiments or observations, that describe or predict a range of natural phenomena. It is the pattern and what. A) Law. B) Inferencee. C) Theory. D) Observation. Show Answer Correct Answer: A) Law. 10. What is the green pigment that gives plants their color? A) Photosynthesis. B) Phloem. C) Chlorophyll. D) Choloplast. Show Answer Correct Answer: C) Chlorophyll. 11. When an organism reaches its ....., the number of organisms will level off and be in equilibrium with the surrounding ecosystem. A) Population growth point. B) TFR. C) Carrying capacity. D) Population paradise. Show Answer Correct Answer: C) Carrying capacity. 12. The gas that is the second most abundant in the atmosphere is A) Oxygen. B) Nitrogen. C) Carbon dioxide. D) Argon. Show Answer Correct Answer: A) Oxygen. 13. A person who eats a chicken that ate grain is a ..... A) Primary consumer. B) Secondary consumer. C) Tertiary consumer. D) Quaternary consumer. Show Answer Correct Answer: B) Secondary consumer. 14. Sustenance of plant growth is one of the aspects of which soil function? A) Nutrient Cycling. B) Filtering. C) Water Relations. D) Biodiversity and Habitat. Show Answer Correct Answer: D) Biodiversity and Habitat. 15. What type of features are associated with a divergent boundary? A) Rift valleys. B) Volcanic mountains. C) Fold mountains. D) Fault block mountains. Show Answer Correct Answer: A) Rift valleys. 16. This biome is characterized by long dry seasons and is dominated by grasses, shrubs, and grazing animals. A) Savanna. B) Boreal forest. C) Tropical rain forest. D) Desert. Show Answer Correct Answer: A) Savanna. 17. Water contaminated with raw sewage (human and animal waste) contains dangerous ....., or bacteria that can make humans ill. A) Sediment. B) Pathogens. C) Turbidity. D) Algae. Show Answer Correct Answer: B) Pathogens. 18. Which of the following would not be a consequence of a rise of global temperature? A) Increased frequency of major droughts. B) Increased frequency of major storms. C) Increased polar ice mass. D) Rising sea level. Show Answer Correct Answer: C) Increased polar ice mass. 19. Most environmental problems can be traced back to: A) Growth of human population. B) Using up resources. C) Polluting natural resources. D) All of the above. Show Answer Correct Answer: D) All of the above. 20. The volume and speed of water determines how a river shapes the surrounding landscape. A) True. B) False. Show Answer Correct Answer: A) True. ← 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