This quiz works best with JavaScript enabled. Home > Environment > Environmental Science – Quiz 61 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Environmental Science Quiz 61 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. In an experiment, a scientist adds fertilizer to one pond in order to compare the algae growth to a pond that does not receive fertilizer. The amount of algae that grows would represent a(n) A) Model. B) Dependent variable. C) Independent variable. D) Prediction. Show Answer Correct Answer: B) Dependent variable. 2. How does density play a role in convection currents? A) Warm air is more dense and rises. B) Warm air is more dense and sinks. C) Cold air is more dense and sinks. D) Cold air is more dense and rises. Show Answer Correct Answer: C) Cold air is more dense and sinks. 3. What type of pollution is the result of a chemical reaction? A) Primary pollutant. B) Secondary Pollutant. C) Smog. D) Water pollution. Show Answer Correct Answer: B) Secondary Pollutant. 4. The depletion in the Ozone layer is caused by: A) Carbon dioxide. B) Nitrous oxide. C) Methane. D) Chlorofluorocarbon. Show Answer Correct Answer: D) Chlorofluorocarbon. 5. Photochemical smog is mostly ..... created when primary pollutants from vehicle exhaust react to sunlight. A) Industrial smog. B) Tropospheric ozone. C) Smoke and soot from fire. D) None of above. Show Answer Correct Answer: B) Tropospheric ozone. 6. Human activity worldwide that uses the most water A) Bathing. B) Agriculture. C) Industry. D) Drinking. Show Answer Correct Answer: B) Agriculture. 7. Energy of motion is which type of energy? A) Potential. B) Kinetic. C) Sound. D) Gravitational. Show Answer Correct Answer: B) Kinetic. 8. Erosion is most likely when the soil is A) Bare and exposed to wind and rain. B) Covered with grass. C) Plowed along the contour of the land. D) Covered with forest. Show Answer Correct Answer: A) Bare and exposed to wind and rain. 9. Which of the following is a developing nation? A) The United States. B) France. C) Canada. D) Ethiopia. Show Answer Correct Answer: D) Ethiopia. 10. Which ecosystem has the highest level of salinity? A) Salt marsh. B) Brackish marsh. C) River. D) Pond. Show Answer Correct Answer: A) Salt marsh. 11. What is the greenhouse effect? A) The warming of a planet due to trapped radiation. B) The cooling of Earth due to air pollution. C) The heating of a solid, such as a rock. D) Releasing Earth's radiation back into space. Show Answer Correct Answer: A) The warming of a planet due to trapped radiation. 12. Which of the following is not a result of overconsumption? A) Decrease in available natural resources. B) Increase in available natural resources. C) Increase in pollution. D) Loss of biodiversity. Show Answer Correct Answer: B) Increase in available natural resources. 13. This describes the average conditions of an area over long periods of time A) Weather. B) Climate. C) Temperature. D) Precipitation. Show Answer Correct Answer: B) Climate. 14. What does the demographic transition model not consider? A) Immigration. B) Life expectancy. C) Education of women. D) Industrialization. Show Answer Correct Answer: A) Immigration. 15. The rise in global temperature is due in part to increased amounts of .....gas in the air. A) Oxygen. B) Hydrogen. C) Methane. D) Carbon dioxide. Show Answer Correct Answer: D) Carbon dioxide. 16. The term Ecological Footprint includes A) The environmental impact of an individual or population in terms of the total amount of land and water required. B) Providing raw materials the individual or population consumes. C) Disposal or recycling of waste the individual or population produces. D) All of the other options are correct. Show Answer Correct Answer: D) All of the other options are correct. 17. The condition in which human needs aremet in such a way that a human population can surviveindefinitely at a standard of living similar to the currentone is A) Ecological footprint. B) Sustainability. C) Biodiversity. D) Longevity. Show Answer Correct Answer: B) Sustainability. 18. The principle framework for national, state, tribal, and local efforts to protect air quality in the United States is found in ..... A) The Clean Air Act. B) The Constitution. C) The Montreal Protocol. D) The congressional mandate. Show Answer Correct Answer: A) The Clean Air Act. 19. What characteristic do all renewable resources share? A) Produced by waste products of animals. B) Form underground from dead organisms. C) Allow energy to pass through them easily. D) Replaced in a reasonably short time period. Show Answer Correct Answer: D) Replaced in a reasonably short time period. 20. The least productive marine ecosystem is the ..... A) Open ocean. B) Salt marsh. C) Lake. D) Pond. Show Answer Correct Answer: A) Open ocean. ← PreviousNext →Related 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 9Environmental Science Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books