This quiz works best with JavaScript enabled. Home > Science > Environmental Sciences – Quiz 544 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Environmental Sciences Quiz 544 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. ..... is observed as 'World Meteorological Day'. A) 23rd June. B) 24th March. C) 5th June. D) 23rd March. Show Answer Correct Answer: D) 23rd March. 2. This layer of Earth's atmosphere contains nearly 90% of all of the atmospheric gasses. A) Troposphere. B) Mesosphere. C) Ozone. D) Stratosphere. Show Answer Correct Answer: A) Troposphere. 3. Which percentage represents the amount of Earth's water that is found in oceans? A) 3%. B) 71%. C) 97%. D) 1%. Show Answer Correct Answer: C) 97%. 4. One rotation of Earth is equal to A) A day. B) A year. C) A month. D) None of above. Show Answer Correct Answer: A) A day. 5. Varying sizes and shapes of beaks on different Galapagos Islands occurred in finches over generations due to ..... A) Artificial selection. B) Evolution. C) Resistance. D) None of above. Show Answer Correct Answer: B) Evolution. 6. What is ozone made up of? A) CFCs. B) 3 molecules of oxygen. C) Hydrogen and Oxygen. D) Pollutants. Show Answer Correct Answer: B) 3 molecules of oxygen. 7. To get an accurate result, a sample size must be A) Small enough to give an accurate estimate for two or more populations. B) Large enough to give an accurate estimate for a whole population. C) Equal to the mean. D) Greater than the mean. Show Answer Correct Answer: B) Large enough to give an accurate estimate for a whole population. 8. Law to clean up old brownfields A) CAFE. B) CITES. C) MSW. D) CERCLA. Show Answer Correct Answer: D) CERCLA. 9. The smallest level of ecological organization consists of ONE living thing called an ..... A) Population. B) Organism. C) Community. D) Ecosystem. Show Answer Correct Answer: B) Organism. 10. Which organisms make energy available to all other organisms in a food chain? A) Consumers. B) Decomposers. C) Producers. D) None of above. Show Answer Correct Answer: C) Producers. 11. Which organisms are considered pioneer species? A) Algae and Protist. B) Mosses and Lichen. C) Ferns and bushes. D) Soil. Show Answer Correct Answer: B) Mosses and Lichen. 12. The Joshua Tree in the Mojave Desert:this is an example of a(n) ..... species that is confined to a certain region or having a comparatively restricted distribution. A) Endemic. B) Indicator. C) Native. D) Umbrella. Show Answer Correct Answer: A) Endemic. 13. Energy from the sun, water, air, wood, and soil are all examples of what kind of energy? A) Ecological energy. B) Organic energy. C) Renewable energy. D) Solar energy. Show Answer Correct Answer: C) Renewable energy. 14. A law of economics that says the greater the demand for a limited supply is, the more the thing will be worth is A) Law of the Land. B) Law of Covid. C) Law of Supply and Demand. D) Law of Walmart. Show Answer Correct Answer: C) Law of Supply and Demand. 15. The practice of growing, breeding, and caring for plants and animals that are used for food, clothing, housing, etc. A) Farming. B) Agriculture. C) Horticulture. D) Zoology. Show Answer Correct Answer: B) Agriculture. 16. How did the Green Revolution work and what did it bring about? A) It increased the use of pesticides and it brought less destruction of land. B) It increased the use of farm equipment and it brought less need for large amounts of water. C) It increased the use of mechanization and chemicals and it brought larger harvests. D) None of the above. Show Answer Correct Answer: C) It increased the use of mechanization and chemicals and it brought larger harvests. 17. Buildup of certain chemicals in living tissues A) Overfishing. B) Biomagnification. C) Asbestos. D) Bioaccumulation. Show Answer Correct Answer: D) Bioaccumulation. 18. Herbivores A) Plant eater. B) Meat eater. C) Plant and meat eater. D) None of above. Show Answer Correct Answer: A) Plant eater. 19. Which layer of the atmosphere has the greatest air pressure? A) Troposphere. B) Stratosphere. C) Mesosphere. D) Thermosphere. Show Answer Correct Answer: A) Troposphere. 20. What is the ultimate function of ecological succession in an environment? A) To create different types of environments on Earth. B) To form environments that can never be destroyed. C) To limit the kinds of organisms that live in an environment. D) To rebuild biodiversity through natural stages. Show Answer Correct Answer: D) To rebuild biodiversity through natural stages. ← 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