This quiz works best with JavaScript enabled. Home > Science > Earth > Environmental Sciences – Quiz 169 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Environmental Sciences Quiz 169 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the function of geothermal heat pumps? A) Capture sunlight and convert it into electricity. B) Generate wind energy. C) Reduce energy consumption in buildings. D) Purify water. Show Answer Correct Answer: C) Reduce energy consumption in buildings. 2. The slope of the land determines the direction and speed of the water flow. A) True. B) False. Show Answer Correct Answer: A) True. 3. What happens to an ecosystem when an invasive species is introduced compared to when it is removed? A) When introduced-destructive, removed-also harmful. B) When introduced-beneficial, removed-slowly improves back to normal. C) When introduced-destructive, removed-slowly improves back to normal. D) Introduced and removed are both beneficial. Show Answer Correct Answer: C) When introduced-destructive, removed-slowly improves back to normal. 4. What type of organisms eat both producers and consumers? A) Decomposer. B) Carnivores. C) Omnivores. D) Herbivores. Show Answer Correct Answer: C) Omnivores. 5. Organisms that warn of environmental damage A) Native Species. B) Pioneer Species. C) Indicator Species. D) Invasive Species. Show Answer Correct Answer: C) Indicator Species. 6. What would happen if a keystone species were removed from an ecosystem? A) The ecosystem would collapse. B) Nothing would change. C) The economy would collapse. D) None of above. Show Answer Correct Answer: A) The ecosystem would collapse. 7. A pharmaceutical company sets the goal to develop and manufacture a new plant-based supplement to help people who work in industrial settings combat symptoms of COPD. Which professional would be the expert needed on the team for plant knowledge? A) Botanist. B) Exterminator. C) Accountant. D) Physicist. Show Answer Correct Answer: A) Botanist. 8. Which variable is the one that you measure? A) Dependent Variable. B) Independent Variable. C) Positive Control. D) Negative Control. Show Answer Correct Answer: A) Dependent Variable. 9. Undesired change in air, soil, or water A) Biodegradable. B) Pollution. C) Nonrenewable. D) None of above. Show Answer Correct Answer: B) Pollution. 10. For energy, a carnivore consumes..... A) Plants. B) Other animals. C) Both. D) Leaf litter, dead organisms and waste matter. Show Answer Correct Answer: B) Other animals. 11. The layer of gases that surround us make up the A) Geosphere. B) Atmosphere. C) Hydrosphere. D) Lithosphere. Show Answer Correct Answer: B) Atmosphere. 12. According to the author which of the following is a reason why in winter there is more carbon-monoxide in the atmosphere? A) Fewer factories are working. B) There is a decrease in the amount of traffic on the roads. C) Central heating means there are fewer fires nowadays. D) Carbon monoxide is not absorbed so fast. Show Answer Correct Answer: D) Carbon monoxide is not absorbed so fast. 13. What are the potential hazards associated with volcanic eruptions? A) Lava flows, ashfall, pyroclastic flows, lahars, and volcanic gases. B) Tornadoes, hurricanes, and blizzards. C) Floods, droughts, and wildfires. D) Earthquakes, tsunamis, and landslides. Show Answer Correct Answer: A) Lava flows, ashfall, pyroclastic flows, lahars, and volcanic gases. 14. Which of the following kingdoms include organisms that can make their own food? A) Protists and plants. B) Plants and animals. C) Fungi and plants. D) Fungi and protists. Show Answer Correct Answer: A) Protists and plants. 15. Years that have been declared as the United Nations Decade of Education for Sustainable Development (UNDESD). A) 2006-2015. B) 2000-2009. C) 2005-2014. D) 2014-2021. Show Answer Correct Answer: C) 2005-2014. 16. Which of the following is NOT an example of a symbiotic relationship? A) A mother bear caring for her cub. B) A bacterial infection. Show Answer Correct Answer: A) A mother bear caring for her cub. 17. 'identifying risk factors and taking action to minimise risk' is an example of which employability skill? A) Planning & Organising. B) Self Management. C) Technology. D) Teamwork. Show Answer Correct Answer: A) Planning & Organising. 18. Is a deer a biotic or an abiotic factor? A) Biotic. B) Abiotic. Show Answer Correct Answer: A) Biotic. 19. A forest has a GPP of 3.8 kilograms $C/m^2$/year and the rate of cellular respiration is 2.4 kilograms $C/m^2$/year. What is the NPP? A) 6.2 kg $C/m^2$/year. B) 1.4 kg $C/m^2$/year. C) 1.0 kg $C/m^2$/year. D) 9.12 kg $C/m^2$/year. E) 1.58 kg $C/m^2$/year. Show Answer Correct Answer: B) 1.4 kg $C/m^2$/year. 20. Which statement best describes the effect that an increased amount of atmospheric carbon has on plants? A) Plants will require less water to be absorbed. B) Plants will decrease their rate of transpiration. C) Plants will require more sugar to create energy. D) Plants will increase their rate of photosynthesis. Show Answer Correct Answer: D) Plants will increase their rate of photosynthesis. ← 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