This quiz works best with JavaScript enabled. Home > Science > Earth > Environmental Sciences – Quiz 29 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Environmental Sciences Quiz 29 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Mandates the restoration and maintenance of the chemical, physical, and biological integrity of the nation's waters A) Safe Drinking Water Act. B) Clean Water Act. C) Clean Air Act. D) Resource Conservation Recovery Act. Show Answer Correct Answer: B) Clean Water Act. 2. The part of the Earth that contains all the rock and minerals is the ..... A) Hydrosphere. B) Geosphere. C) Biosphere. D) Atmosphere. Show Answer Correct Answer: B) Geosphere. 3. The primary type of land cover in the United States today is A) Forest land. B) Cropland. C) Urban land. D) Parks and preserves. Show Answer Correct Answer: A) Forest land. 4. What is the estimated temperature of Earth's inner core? A) 3, 000$^\circ$C to 4, 000$^\circ$C. B) 400$^\circ$C to 500$^\circ$C. C) 4, 000$^\circ$C to 5, 400$^\circ$C. D) 300$^\circ$C to 425$^\circ$C. Show Answer Correct Answer: C) 4, 000$^\circ$C to 5, 400$^\circ$C. 5. A testable idea that attempts to explain a phenomenon or answer a specific question A) Hypothesis. B) Theory. C) Law. D) Research question. Show Answer Correct Answer: A) Hypothesis. 6. Organisms that eat other organisms are called? A) Producers. B) Autotrophs. C) Heterotrophs. D) Chemotrophs. Show Answer Correct Answer: C) Heterotrophs. 7. Process in which subatomic bonds that bind the components of the atomic nucleus are broken apart, releasing huge amounts of energy A) Nuclear energy. B) Nuclear fusion. C) Nuclear fission. D) Nucleus. Show Answer Correct Answer: C) Nuclear fission. 8. Which is not a type of consumer? A) Producer. B) Herbivore. C) Scavenger. D) Carnivore. Show Answer Correct Answer: A) Producer. 9. Which among the following is / are the Economic services performed by wild species?Nitrogen-fixation Production of medicines Pollination of crops Greenwashing Select the correct option from the codes given below: A) Only 1 & 2[B] Only 2 & 3[C] Only 2, 3 & 4[D] Only 1, 2 & 3. B) Only 2 & 3. C) Only 2, 3 & 4. D) Only 1, 2 & 3. Show Answer Correct Answer: D) Only 1, 2 & 3. 10. Mice eat seeds, small fruits and berries, beetles, caterpillars, grasshoppers, leafhoppers, and an underground fungus. What happens if all the grasshoppers die? A) The mice die because of a food source being removed. B) The mice survive due to biodiversity. C) The beetles and caterpillars increase in population. D) The beetles and caterpillars decrease in population. Show Answer Correct Answer: B) The mice survive due to biodiversity. 11. Minerals are an important resource that comes from the earth. Which is NOT an example of a mineral? A) Salt. B) Coal. C) Iron. D) Chlorophyll. Show Answer Correct Answer: D) Chlorophyll. 12. What is one way human actions can affect the atmosphere? A) Burning fossil fuels reduces convection. B) Passing through the atmosphere using airplanes and rockets disrupts the jet stream. C) Burning fossil fuels releases carbon dioxide, increasing the greenhouse effect. D) None of above. Show Answer Correct Answer: C) Burning fossil fuels releases carbon dioxide, increasing the greenhouse effect. 13. An increase in the amount of nutrients, such as nitrates, in a marine or aquatic ecosystem A) Runoff. B) Eutrophication. C) Swamps. D) Marshes. Show Answer Correct Answer: B) Eutrophication. 14. What is the sun mostly made up of A) Helium. B) Core. C) Carbon. D) Hydrogen. Show Answer Correct Answer: D) Hydrogen. 15. Define a population A) An individual living thing. B) Multiple individuals of the same species living together. C) Multiple populations of different species living together. D) A community of organisms interacting with the physical environment. Show Answer Correct Answer: B) Multiple individuals of the same species living together. 16. Economy includes: A) Biodiversity, chemical cycling, solar energy. B) Human diversity, equity, quality of life, institutional structures, political structures. C) Employment, technological growth, financial investment. D) None of above. Show Answer Correct Answer: C) Employment, technological growth, financial investment. 17. The community of a pond is made up of all the A) Biotic and abiotic factors. B) Abiotic resources organisms need. C) Habitats in and around the water. D) Populations of fish, insects, and other living organisms. Show Answer Correct Answer: D) Populations of fish, insects, and other living organisms. 18. Which of the following is an example of a question regarding ethics? A) Does the present generation have an obligation to conserve resources for future generations?. B) How can an individual or factory reduce its ecological footprint?. C) Which flower is prettier, a rose or a tulip?. D) What level of use of fossil fuels is sustainable?. Show Answer Correct Answer: A) Does the present generation have an obligation to conserve resources for future generations?. 19. A large region characterized by a specific type of climate and certain types of plant and animal communities. A) Climate. B) Latitude. C) Biome. D) Altitude. Show Answer Correct Answer: C) Biome. 20. Which process only occurs in autotrophs, never heterotrophs? A) Protein synthesis. B) Cellular respiration. C) Photsynthesis. D) Fermentation. Show Answer Correct Answer: C) Photsynthesis. ← 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