This quiz works best with JavaScript enabled. Home > Science > Earth > Environmental Sciences – Quiz 359 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Environmental Sciences Quiz 359 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. ..... release dust and gas into the upper atmosphere which reflects solar radiation away from Earth A) Planets. B) People. C) Volcanoes. D) Animals. Show Answer Correct Answer: C) Volcanoes. 2. What is the fourth step in the scientific method? A) Create a hypothesis. B) Analyze data. C) Perform an experiment. D) Share your results. Show Answer Correct Answer: C) Perform an experiment. 3. Which of the following cannot fix nitrogen? A) Lightning. B) Fertilizer production. C) Combustion. D) Rain. Show Answer Correct Answer: D) Rain. 4. Plastic bottles are A) Biodegradable pollutants. B) Non-biodegradable pollutants. Show Answer Correct Answer: B) Non-biodegradable pollutants. 5. Increase in global average temperatures due to natural and anthropological activities and severe droughts and heat waves, population decline in species, rising sea levels A) Physical Change. B) Pollution. C) Climate Change. D) Hazards. Show Answer Correct Answer: C) Climate Change. 6. Pollutants that are not broken down by natural processes are A) Nonrenewable. B) Nondegradable. C) Biodegradable. D) Both A and C. Show Answer Correct Answer: B) Nondegradable. 7. What is the rat in this food chain? A) Primary producer. B) Primary consumer. C) Secondary consumer. D) Omnivore. Show Answer Correct Answer: B) Primary consumer. 8. Spinach is a ..... A) Root. B) Stem. C) Leaf. D) None of above. Show Answer Correct Answer: C) Leaf. 9. If the half-life of a radioactive group of atoms is 100 years, then how old is the rock if there have been two half-lives? A) 25 years. B) 200 years. C) 400 years. D) 800 years. Show Answer Correct Answer: B) 200 years. 10. What is the process that picks up and moves weathered rocks? A) Deposition. B) Landslide. C) Weathering. D) Erosion. Show Answer Correct Answer: D) Erosion. 11. The relationship between a Canadian lynx (cat) and a snowshoe hare (rabbit) is an example of A) Parasite and host. B) Predator and prey. C) Competition. D) Mutualism. Show Answer Correct Answer: B) Predator and prey. 12. Which type of crust is more dense? A) Oceanic. B) Continental. C) Divergent. D) Pizza. Show Answer Correct Answer: A) Oceanic. 13. If global temperature warmed for any reason, atmospheric water vapor would increase due to evaporation. This would increase the greenhouse effect and thereby further rise the temperature. As a result, the ice caps would melt back, making the planet less reflective so that it would warm further. This process is an example of A) Synergistic feedback. B) Positive-feedback loop. C) Negative-feedback loop. D) Negative coupling. Show Answer Correct Answer: B) Positive-feedback loop. 14. Most of the warming that has been observed over the 20th century can be attributed to A) Human activity. B) Plant growth. C) Glacial melting. D) Droughts. Show Answer Correct Answer: A) Human activity. 15. The use of natural gas is critical to the United States as a means of providing electricity to homes and businesses. Fracking is a method used to access natural gas trapped in rock formations. Which professional would be the expert on the best places to access natural gas? A) Geoscientist. B) Architect. C) Wastewater Specialist. D) Construction Engineer. Show Answer Correct Answer: A) Geoscientist. 16. In an ecosystem, snakes feed on frogs, which feed on mosquitoes. Use of a bug spray has decreased the number of mosquitoes. What will probably happen to the number of frogs and snakes? A) Frogs will increase, snakes will increase. B) Frogs will increase, snakes will decrease. C) Frogs will decrease, snakes will increase. D) Frogs will decrease, snakes will decrease. Show Answer Correct Answer: D) Frogs will decrease, snakes will decrease. 17. What is NOT a consequence of acid precipitation? A) An increase in the pH of soil and water. B) The death of aquatic plants and animals. C) The destruction of calcium carbonate in building materials. D) A change in the balance of soil chemistry. Show Answer Correct Answer: A) An increase in the pH of soil and water. 18. What was the earliest life form to produce oxygen? A) Dinosaurs. B) Cyanobacteria. C) Trilobites. D) Viruses. Show Answer Correct Answer: B) Cyanobacteria. 19. What is the variety of ecosystems that are present in the biosphere? A) Species diversity. B) Genetic diversity. C) Ecosystem diversity. D) Biodiversity. Show Answer Correct Answer: C) Ecosystem diversity. 20. Which type of rock is formed from fragments that have been compacted or cemented together? A) Igneous. B) Organic. C) Metamorphic. D) Sedimentary. Show Answer Correct Answer: D) Sedimentary. ← 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