This quiz works best with JavaScript enabled. Home > Science > Environmental Sciences – Quiz 70 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Environmental Sciences Quiz 70 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. It consists the outer mantle of the solid earth. A) Lithosphere. B) Atmosphere. C) Biosphere. D) Hydrosphere. Show Answer Correct Answer: A) Lithosphere. 2. The process where bacteria that convert nitrogen gas into ammonia and nitrites & nitrates compounds is called A) Nitrogen fixation. B) Denitrification. C) Infiltration. D) Nodule formation. Show Answer Correct Answer: A) Nitrogen fixation. 3. The sun sets in the ..... A) North. B) East. C) South. D) West. Show Answer Correct Answer: D) West. 4. The ultimate source of energy in our Solar System comes from: A) Water. B) Oxygen. C) The sun. D) Forces within the earth. Show Answer Correct Answer: C) The sun. 5. Safe to drink A) Desalination. B) Potable. C) Pathogen. D) Irrigation. Show Answer Correct Answer: B) Potable. 6. Able to meet the current demand for a resource without depleting the future supply A) Ecolabelling. B) Environmental Economics. C) Corporate. D) Consumer. E) Sustainable. Show Answer Correct Answer: E) Sustainable. 7. Is water found on Earth's land surfaces A) Surface water. B) Sea water. C) Salt water. D) Permeability. Show Answer Correct Answer: A) Surface water. 8. A forest preservation plan guides a landowner who A) Wants to keep their forest as a natural area. B) Wants to cut some of their trees every few years as they mature. C) Wants to improve the quality of their woodland. D) Wants to make a forest where there currently isn't one. E) Wants to make sure that their forest is protected from fire, insects, grazing. Show Answer Correct Answer: A) Wants to keep their forest as a natural area. 9. In predation, this is the organism that is killed. A) Host. B) Parasite. C) Predator. D) Prey. Show Answer Correct Answer: D) Prey. 10. Water that is safe to drink is called A) Permeable. B) Sea water. C) Potable. D) Passable. Show Answer Correct Answer: C) Potable. 11. What can happen to fish when there is not enough oxygen in the water? A) They can suffocate. B) They can't float. C) They can't see. D) Nothing. Fish don't need oxygen. Show Answer Correct Answer: A) They can suffocate. 12. Which type of rock are most fossils found? A) Sedimentary rock. B) Metamorphic rock. C) Igneous rock. D) Fossils. Show Answer Correct Answer: A) Sedimentary rock. 13. Which of these would be an example of a using a carbon sink as climate change mitigation? A) Intentionally erupting volcanoes. B) Fertilizing an area of the ocean with iron to encourage algae growth. C) Reducing coal-based electricity consumption. D) Switching to a more fuel-efficient car. Show Answer Correct Answer: B) Fertilizing an area of the ocean with iron to encourage algae growth. 14. Broken down by sunlight A) Green plastic. B) Photodegradable plastic. C) All kinds of plastic. D) No kind of plastic. Show Answer Correct Answer: B) Photodegradable plastic. 15. Obtaining coal from the earth would be considered what type of ecosystem service? A) Provisioning. B) Regulating. C) Supporting. D) Cultural. Show Answer Correct Answer: A) Provisioning. 16. Which act 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) Toxic Substances Control Act. D) None of above. Show Answer Correct Answer: B) Clean Water Act. 17. A community of different species interacting with one another and with their nonliving environment of matter and energy. A) Organism. B) Population. C) Community. D) Ecosystem. Show Answer Correct Answer: D) Ecosystem. 18. An organism that lives at the bottom of oceans or bodies of fresh water is a A) Benthos. B) Benthic Zone. C) Eutrophication. D) Limnetic Zone. Show Answer Correct Answer: A) Benthos. 19. Water with low amounts of dissolved salt. A) Saltwater. B) Freshwater. C) Lake. D) Pond. Show Answer Correct Answer: B) Freshwater. 20. Car engines, power plants, factories, furnaces, and stoves are all sources A) Air pollution. B) Acid rain. C) Fossil fuels. D) Smog. Show Answer Correct Answer: A) Air pollution. ← 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