This quiz works best with JavaScript enabled. Home > Science > Environmental Sciences – Quiz 502 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Environmental Sciences Quiz 502 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Earth's current atmosphere is A) 78% nitrogen, 21% oxygen, 0.9% argon and 0.037% carbon dioxide. B) 78% oxygen, 21%nitrogen, 0.9% argon, 0.037% carbon dioxide. C) 78% nitrogen, 21% argon, 1% oxygen. D) 78% oxygen, 21% nitrogen, 1% carbon dioxide. Show Answer Correct Answer: A) 78% nitrogen, 21% oxygen, 0.9% argon and 0.037% carbon dioxide. 2. All of the energy plants make in a certain ecosystem A) Biomass. B) Gross Primary Productivity. C) Energy Conservation. D) Net Primary Productivity. Show Answer Correct Answer: B) Gross Primary Productivity. 3. The ionosphere is found in this layer A) Stratosphere. B) Thermosphere. C) Mesosphere. D) Troposphere. Show Answer Correct Answer: B) Thermosphere. 4. Which level has the least amount of biomass? A) Top. B) Bottom. Show Answer Correct Answer: A) Top. 5. Which is the possible path of movement of nitrogen in the nitrogen cycle? A) Air-soil-plants-animals-soil-animals. B) Soil-air-plants-animals-soil-plants. C) Air-soil-animals-plants-soil-air. D) Air-soil-plants-animals-soil-air. Show Answer Correct Answer: D) Air-soil-plants-animals-soil-air. 6. Deserts are usually ..... A) Densely populated. B) Sparsely populated. C) Evenly populated. D) None of the above. Show Answer Correct Answer: B) Sparsely populated. 7. An increase in human population puts a stress onresources that can be renewed, such as ..... A) Trees and coal. B) Water and gasoline. C) Oil and natural gas. D) Water and trees. Show Answer Correct Answer: D) Water and trees. 8. A state of matter that has a definite volume and shape. A) Solid. B) Liquid. C) Gas. D) Matter. Show Answer Correct Answer: A) Solid. 9. Herbivores animals are those which eat ..... A) Flesh of the Animal. B) Only plants. C) None of these. D) None of above. Show Answer Correct Answer: B) Only plants. 10. These are examples from the medical revolution that help to prevent the spread of disease A) Plastics. B) Fertilizers. C) Vaccines. D) Pesticides. Show Answer Correct Answer: C) Vaccines. 11. Higher biodiversity = A) Higher ecosystem resilience. B) Lower ecosystem resilience. Show Answer Correct Answer: A) Higher ecosystem resilience. 12. The resource which limits the number of organisms in the population A) Limiting Factor. B) Carrying Capacity. C) Death Rate. D) Exponential Growth. Show Answer Correct Answer: A) Limiting Factor. 13. 12 month growing season A) Coniferous. B) Deciduous. C) Rain. D) None of above. Show Answer Correct Answer: C) Rain. 14. The Earth's inner core is solid ball of metal. A) True. B) False. Show Answer Correct Answer: A) True. 15. Which IS NOT an organization that advocates environmentalism? A) TMC. B) HARIBON. C) DOH. D) WWF. Show Answer Correct Answer: C) DOH. 16. How do benthic macroinvertebrates indicate water quality? A) If pollution-intolerant organisms are found, quality is good. B) If pollution-intolerant organisms not found, water is poor. C) If pollution-tolerant organisms are found, quality is good. D) If any of these are found, water is of poor quality. Show Answer Correct Answer: A) If pollution-intolerant organisms are found, quality is good. 17. What is the Greenhouse Affect? A) As carbon dioxide concentrations increase, temperatures increase. B) Condition that is caused by carbon dioxide, methane, and water vapor trapping heat in the Earth's atmosphere. C) Causes sea levels to rise because it adds water to the ocean. D) The cooling of Earth due to air pollution. Show Answer Correct Answer: B) Condition that is caused by carbon dioxide, methane, and water vapor trapping heat in the Earth's atmosphere. 18. During natural selection, the organisms with the best adaptations ..... A) Are better adapted to survive. B) Reproduce. C) Pass on their genes. D) All of the above. Show Answer Correct Answer: D) All of the above. 19. Earth s surface water is found in A) Lakes. B) Rivers. C) Streams. D) All of the above. Show Answer Correct Answer: D) All of the above. 20. Which oil spill occurred southern coast of Alaska? A) Exxon Valdez. B) Deepwater Horizon. C) Both. D) Neither. Show Answer Correct Answer: A) Exxon Valdez. ← PreviousNext →Related 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 9Environmental Sciences Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books