This quiz works best with JavaScript enabled. Home > Science > Environmental Sciences – Quiz 490 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Environmental Sciences Quiz 490 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the result of cutting down many trees in a forest? A) Reforestation. B) Deforestation. C) Flowering. D) Desertification. Show Answer Correct Answer: B) Deforestation. 2. The following are renewable sources of energy A) Wind and water. B) Coal and natural gas. C) Sunlight and petroleum. D) Minerals and oil. Show Answer Correct Answer: A) Wind and water. 3. 78% of the Earth's atmosphere is ..... and 21% of the Earth's atmosphere is ..... A) Oxygen, Nitrogen. B) Nitrogen, Oxygen. C) Nitrogen, Carbon Dioxide. D) Oxygen, Carbon Dioxide. Show Answer Correct Answer: B) Nitrogen, Oxygen. 4. Don't have a definite shape or volume A) Solids. B) Liquids. C) Gases. D) Team Spirit. Show Answer Correct Answer: C) Gases. 5. A mixture of sand, silt, clay, rock and humus. A) Loam. B) Soil. C) Clay. D) None of above. Show Answer Correct Answer: B) Soil. 6. Which biome is characterized by high temperatures, heavy rainfall, and dense vegetation? A) Tropical rainforest biome. B) Tundra biome. C) Grassland biome. D) Desert biome. Show Answer Correct Answer: A) Tropical rainforest biome. 7. When organisms that live in the twilight zone travel to the sunlight zone to feed at night, it is referred to as a ..... A) Moon Rise. B) Horizontal Migration. C) Vertical Migration. D) Feeding Mirgration. Show Answer Correct Answer: C) Vertical Migration. 8. Earth warms, which increases evaporation of water from oceans, which adds additional water vapor to atmosphere. In this case, water vapor is a greenhouse gas. A) Positive Feedback Loop. B) Negative Feedback Loop. Show Answer Correct Answer: A) Positive Feedback Loop. 9. The largest level of ecological organization which includes all biotic and abiotic features A) Community. B) Population. C) Organism. D) Ecosystem. Show Answer Correct Answer: D) Ecosystem. 10. Natural processes such as nutrient cycling and the creation of soils are all examples of what type of ecosystem service? A) Provisioning. B) Regulating. C) Cultural. D) Supporting. Show Answer Correct Answer: D) Supporting. 11. Which of the following is most likely to give an individual a larger range of tolerance than other members of its population? A) Spending more time in extremely hot and cold conditions. B) Having a relatively large number of offspring. C) Genetic similarity to the rest of the population. D) Genetic difference from the rest of the population. Show Answer Correct Answer: D) Genetic difference from the rest of the population. 12. A clean watershed is essential for clean rivers, lakes, and oceans. You could ..... your used of lawn fertilizer to help keep your watershed clean. A) Reduce. B) Increase. C) Maintain. D) Step up. Show Answer Correct Answer: A) Reduce. 13. What is one action people can take to help the environment? A) Cutting down trees. B) Paving to make new street. C) Recycling old plastics. D) Recycling chemical wastes into rivers. Show Answer Correct Answer: C) Recycling old plastics. 14. Which sphere of Earth is made of all the rock above and below Earth's surface? A) Lithosphere. B) Geosphere. C) Hydrosphere. D) Atmosphere. Show Answer Correct Answer: B) Geosphere. 15. This layer of the Earth is solid and supports life on Earth A) Crust. B) Mantle. C) Core. D) All Layers of the Earth. Show Answer Correct Answer: A) Crust. 16. Why were many marine animals killed during the Exxon oil spill? A) The oil spilled into the ocean and poisoned the animals and their food. B) The animals drank the oil from the ship's tank. C) The oil was absorbed by the ocean. D) Marine animals were not killed because they swam to safety. tagsEN.LS2.7. Show Answer Correct Answer: A) The oil spilled into the ocean and poisoned the animals and their food. 17. The part of the population being studied is called the A) Population. B) Sample. C) Random. D) None of above. Show Answer Correct Answer: B) Sample. 18. The continuous movement of water into the air, land and then back to water. A) Convection. B) The Water Cycle. C) Radiation. D) Convection Current. Show Answer Correct Answer: B) The Water Cycle. 19. What is one key differences between scientific theories and hypothesis? A) Theories are broader explanations, whereas hypothesis deal with a narrower subject. B) Theories are tested by experiments and observations, but hypotheses are not. C) Hypotheses are subject to peer review, but theories are not. D) Hypotheses can be proven wrong, but theories cannot. Show Answer Correct Answer: A) Theories are broader explanations, whereas hypothesis deal with a narrower subject. 20. Where is most of Earth's water located? A) Polar ice caps. B) Oceans. C) Groundwater. D) Atmosphere. Show Answer Correct Answer: B) Oceans. ← 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