This quiz works best with JavaScript enabled. Home > Environment > General > Environmental Science – Quiz 72 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Environmental Science Quiz 72 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Overpopulation, overconsumption, pollution, and loss of biodiversity are examples of ..... A) Environmental challenges. B) Pollution. C) Envirnomental factors. D) None of above. Show Answer Correct Answer: A) Environmental challenges. 2. Why can't the Great Pacific Garbage Patch simple be scoped up out of the ocean? A) It's always moving. B) It's mostly tiny plastics. C) It's not easily see with the naked eye. D) All of these are true. Show Answer Correct Answer: D) All of these are true. 3. This describes the process by which two species evolve in response to changes in each other. A) Predation. B) Coevolution. C) Parasitism. D) Herbivory. Show Answer Correct Answer: B) Coevolution. 4. 4-2.5 The first organisms that appear in an ecological community A) Ecological succession. B) Primary succession. C) Secondary succession. D) Pioneer speciles. Show Answer Correct Answer: D) Pioneer speciles. 5. Which organism produces most of the food in an aquatic ecosystem? A) Fish. B) Barnacles. C) Phytoplankton. D) Zooplankton. Show Answer Correct Answer: C) Phytoplankton. 6. Testable explanation for an observation A) Data. B) Prediction. C) Experiment. D) Hypothesis. Show Answer Correct Answer: D) Hypothesis. 7. What is being tested in an experiment? A) Ideas. B) Hypothesis. C) Rules. D) None of above. Show Answer Correct Answer: B) Hypothesis. 8. The tundra A) Has a layer of soil that is permanently frozen. B) Is resistant to environmental damage because it is frozen. C) Is too cold to support insect life. D) All of the above. Show Answer Correct Answer: A) Has a layer of soil that is permanently frozen. 9. Geothermal energy is A) Heat energy naturally produced in earthquakes. B) Is heat naturally produced in space. C) Is heat naturally produced within Earth. D) Is heat energy naturally produced in the water. Show Answer Correct Answer: C) Is heat naturally produced within Earth. 10. Freshwater makes up how much of the Earth's water supply? A) 97%. B) 75%. C) 25%. D) 3%. Show Answer Correct Answer: D) 3%. 11. Ocean currents make the California coast colder because the A) Currents are very salty. B) Currents are very dry. C) Currents are very light. D) Currents are very cold. Show Answer Correct Answer: D) Currents are very cold. 12. Which of the following would decrease your carbon footprint? A) Using less plastic bags. B) Driving alone everywhere. C) Leaving water running. D) Leaving the lights on. Show Answer Correct Answer: A) Using less plastic bags. 13. When an environment has reached its carrying capacity for a certain population, which of the following is true? A) Growth and immigration rate is equal to death and emigration rate. B) Growth and immigration rate is greater than death and emigration rate. C) Growth and immigration rate is less than death and emigration rate. D) Growth rate is exponential. Show Answer Correct Answer: A) Growth and immigration rate is equal to death and emigration rate. 14. Nitrogen monoxide pollution is reduced by which mechanism below? A) Catalytic converter in automobiles. B) The muffler in automobiles. C) The transmission in automobiles. D) The rear winds on an airplane. Show Answer Correct Answer: A) Catalytic converter in automobiles. 15. The common name for Asclepias Tuberosa? A) Sea turtle. B) Pole cat. C) Chrysalis. D) Milkweed. Show Answer Correct Answer: D) Milkweed. 16. Which law reduces air pollution by limiting air emissions from stationary and mobile sources? A) Clean Air Act. B) Resource Conservation and Recovery Act (RCRA). C) Clean Water Act. D) Endangered Species Act. Show Answer Correct Answer: A) Clean Air Act. 17. Which best describes the ozone layer? A) Protection from ultraviolet radiation. B) Formation of severe storms. C) Increases the amount of nitrogen in atmosphere. D) Forms a magnetic field in the Mesosphere. Show Answer Correct Answer: A) Protection from ultraviolet radiation. 18. Environmental science is an interdisciplinary field of study. This means that A) It is limited to only one branch of science; ecology. B) Each environmental issue is specific to only one type of science. C) Multiple branches of science only (biology, chemistry, etc) are covered. D) Many science and non-science fields of study, such as economics and politics, are included. Show Answer Correct Answer: D) Many science and non-science fields of study, such as economics and politics, are included. 19. Hydrogen gas could be used as a fuel source in the future because it A) Is abundant. B) Can be burned as fuel. C) Is used in fuel cells. D) All choices are correct. Show Answer Correct Answer: D) All choices are correct. 20. This type of thought judges actions in terms of their benefit or harm to the integrity of the whole ecological system. A) Biocentrism. B) Ecocentrism. C) Anthropocentrism. D) None of above. Show Answer Correct Answer: B) Ecocentrism. ← PreviousNext →Related QuizzesEnvironment QuizzesEnvironmental Science Quiz 1Environmental Science Quiz 2Environmental Science Quiz 3Environmental Science Quiz 4Environmental Science Quiz 5Environmental Science Quiz 6Environmental Science Quiz 7Environmental Science Quiz 8Environmental Science Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books