This quiz works best with JavaScript enabled. Home > Science > Earth > Environmental Sciences – Quiz 79 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Environmental Sciences Quiz 79 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. How has antibiotic resistance changed over time? A) It hasn't changed at all. B) Antibiotics are being made cheaply and bacteria are becoming more resistant. C) Humans are buying less antibiotics and becoming weaker. D) Bacteria are becoming more resistant to the antibiotics that are being perscribed. Show Answer Correct Answer: D) Bacteria are becoming more resistant to the antibiotics that are being perscribed. 2. What is the main reason invasive species become invasive? A) They don't live long. B) They can't have babies in the new area. C) They can't eat anything in the new area. D) They don't have many predators in their new area. Show Answer Correct Answer: D) They don't have many predators in their new area. 3. What does a wave carry? A) Boats. B) Matter. C) Energy. D) Water. Show Answer Correct Answer: C) Energy. 4. What is the most reliable source of information to use in an investigation? A) A magazine found in the school library. B) A pamphlet distributed at a local gas station. C) A university study found though a google search engine. D) Step by step instructions from a blog on social media. Show Answer Correct Answer: C) A university study found though a google search engine. 5. Which of the following is bigger than a one liter (L)? A) One milliliter (mL). B) One kiloliter (kL). C) One centiliter (cL). D) One deciliter (dL). Show Answer Correct Answer: B) One kiloliter (kL). 6. ALL of the Earth's water (oceans, lakes, and rivers, water in soil and beneath the earth's surface, snow cover, ice, and water vapor) is found in which sphere? A) "atmosphere". B) "biosphere". C) "hydrosphere". D) "lithosphere". Show Answer Correct Answer: C) "hydrosphere". 7. Which organisms will most likely INCREASE in population if a disease that suddenly reduced the population of Texas horned lizards? A) Grasses and ants. B) Ants and grasshoppers. C) Grasshoppers and Texas Cottonmouths. D) Texas cottonmouths and red shouldered hawks. Show Answer Correct Answer: B) Ants and grasshoppers. 8. Which of the following most effectively allows forests to recover from tree harvesting? A) Cutting only medium-sized or mature trees. B) Cutting all of the trees and then replanting the area with seedlings. C) Allowing the forest to reseed itself. D) Cutting only young trees and then replacing them with seedlings tagsSEV2. Show Answer Correct Answer: A) Cutting only medium-sized or mature trees. 9. Water covers about ..... % of the earth. A) 50. B) 60. C) 70. D) 80. Show Answer Correct Answer: C) 70. 10. Which of the following describes the role of bacteria in the nitrogen cycle? Nitrogen-fixing bacteria convert A) Protein into gas. B) Water into gas. C) Nitrogen gas into nitrogen that can be used by plants. D) Soil to gas. Show Answer Correct Answer: C) Nitrogen gas into nitrogen that can be used by plants. 11. A testable idea that attempts to explain a phenomenon is a(n) ..... A) Hypothesis. B) Theory. C) Law. D) Variable. Show Answer Correct Answer: A) Hypothesis. 12. What gas do plants give off after conducting photosynthesis that humans/animals need in order to live? A) Oxygen. B) Carbon. C) Nitrogen. D) Hydrogen. Show Answer Correct Answer: A) Oxygen. 13. Rachel Carson wrote the book, ..... A) Silent Earth. B) Silent Birds. C) Silent Spring. D) None of above. Show Answer Correct Answer: C) Silent Spring. 14. What are the main sources of solid waste generation? A) 4 sources. B) 5 sources. C) 2 sources. D) 3 sources. Show Answer Correct Answer: C) 2 sources. 15. The contamination of the air by harmful particles such as smoke A) Air pollution. B) Atmosphere. C) Ozone. D) Fossil Fuels. Show Answer Correct Answer: A) Air pollution. 16. Complete the following statement by selecting the correct answer:Nuclear power stations use ..... as fuel to make electricity. A) Uranium. B) Sunlight. C) Electricity. D) Water. E) Oil. Show Answer Correct Answer: A) Uranium. 17. ..... are found through out the world where rain fall is generally lower than 25 cm. A) Temperate grasslands. B) Temperate forest. C) Deserts. D) Climates. Show Answer Correct Answer: C) Deserts. 18. Who classifies soil according to the most appropriate use? Requires bachelor's degree (4 yr). A) Soil Conservationist. B) Soil Scientist. C) Forester. D) Forestry Consultant. Show Answer Correct Answer: B) Soil Scientist. 19. Water moves through Earth's layers until it reaches a ..... layer. A) Saturated. B) Water table. C) Impermeable layer. D) Permeable. Show Answer Correct Answer: D) Permeable. 20. Which of the following is an example of a nonrenewable natural resource? A) Wind energy. B) Natural gas. C) Geothermal energy. D) Sunlight. Show Answer Correct Answer: B) Natural gas. ← 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