This quiz works best with JavaScript enabled. Home > Science > Earth > Environmental Sciences – Quiz 309 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Environmental Sciences Quiz 309 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What pollutant forms with automobile emissions react with oxygen gas and ultraviolet rays? A) Ozone. B) Carbon dioxide. C) Radon. D) Sulfur dioxide. Show Answer Correct Answer: A) Ozone. 2. A consequence of acid precipitation is ..... A) An increase in pH. B) A decrease in pH. C) The decay of uranium which releases radon gas. D) The formation of smog. Show Answer Correct Answer: B) A decrease in pH. 3. Animal and Plant Cells are..... A) Shopkoytes. B) Eukaryotes. C) Prokaryotes. D) The building blocks of non-living things. Show Answer Correct Answer: B) Eukaryotes. 4. A continual process in which warm and cold air circulates up and down in the atmosphere is called A) The gulf stream. B) Convection current. C) Radiation. D) Electromagnetism. Show Answer Correct Answer: B) Convection current. 5. A ..... is a pollutant created from plants and animals. A) Biodegradable pollutant. B) Nonbiodegradable pollutant. C) Plastic. D) Mercury atom. Show Answer Correct Answer: A) Biodegradable pollutant. 6. Which of the following are we MOST dependant on in the United States? A) Hydro Power. B) Nuclear Power. C) Wind Energy. D) Fossil Fuels. Show Answer Correct Answer: D) Fossil Fuels. 7. What is the importance of decomposers in an ecosystem? A) They consume living tissue. B) They consume dead tissue. C) They photosynthesize. D) They move nutrients back into the ecosystem. Show Answer Correct Answer: D) They move nutrients back into the ecosystem. 8. What of these animals is a mammal? A) Bat. B) Frog. C) Crocodile. D) Ostrich. Show Answer Correct Answer: A) Bat. 9. The organism that is harmed in a close relationship between two living things is called a ..... A) Host. B) Parasite. C) Predator. D) None of above. Show Answer Correct Answer: A) Host. 10. These animals digest the waste and remains of dead plants and animals A) Scavengers. B) Decomposers. Show Answer Correct Answer: B) Decomposers. 11. What is all of the land area whose water drains into a stream system? A) Runoff. B) Watershed. C) Divide. D) Suspension. Show Answer Correct Answer: B) Watershed. 12. Burning of fossil fuels has changed the atmosphere by increasing the concentration of ozone in the atmosphere. A) Producing a hole in the ozone. B) Increasing the concentration of carbon dioxide. C) Reducing the CFCs in the atmosphere. D) Increasing the concentration of the ozone in the atmosphere. Show Answer Correct Answer: B) Increasing the concentration of carbon dioxide. 13. Why is it important to start using alternative energy sources? A) We need more energy. B) It takes millions of years to make fossil fuels and we may run out. C) There is no reason to use alternative energy. D) None of above. Show Answer Correct Answer: B) It takes millions of years to make fossil fuels and we may run out. 14. Proteins, nucleic acids, carbohydrates, and lipids are all examples of A) Atoms. B) Inorganic compounds. C) Macromolecules. D) Elements. Show Answer Correct Answer: C) Macromolecules. 15. Process which changes nitrogen in the soil to nitrogen in the atmsphere A) Nitrogen fixing bacteria in the soil. B) Denitrifying bacteria. C) Nitrification. D) Absorption. Show Answer Correct Answer: B) Denitrifying bacteria. 16. Why is competition important? A) Competition prevents populations from growing out of control. B) Competition ensures everyone has all the food they want. C) Trick question, competition isn't important. D) Competition encourages everyone to wear their best clothes and buy the biggest houses. Show Answer Correct Answer: A) Competition prevents populations from growing out of control. 17. Philippine Environmental Policy A) PD 1512. B) PD 1219. C) PD 1129. D) PD 1152. Show Answer Correct Answer: D) PD 1152. 18. Which of these describes energy trends today? A) Developed nations are using more energy than developing nations. B) Developed nations are using less energy per person. C) Developing nations are using more energy than developed nations. D) Developing nations are using zero energy per person. Show Answer Correct Answer: A) Developed nations are using more energy than developing nations. 19. A material or energy that is formed slower. Not able to be replaced in a short amount of time. Ex:oil, gas, coal A) Environmental ethics. B) Natural Resources. C) Renewable Resources. D) Non-Renewable Resources. Show Answer Correct Answer: D) Non-Renewable Resources. 20. Which organisms use silicon to create intricate cell walls known as frustules? A) Terrestrial plants. B) Mammals. C) Birds. D) Diatoms. Show Answer Correct Answer: D) Diatoms. ← 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