This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Earth > Environmental Sciences – Quiz 195 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Environmental Sciences Quiz 195 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. In addition to cars, ..... add pollutants to Mexico City's air. A) Cars. B) Baseball stadiums. C) Factories. D) None of above. Show Answer Correct Answer: C) Factories. 2. What are the main causes of deforestation and its consequences on the environment? A) The main cause of deforestation is excessive tree planting. B) Agricultural expansion, logging, mining, and urbanization; loss of biodiversity, disruption of ecosystems, and contribution to climate change. C) Deforestation has no impact on the environment. D) Deforestation leads to an increase in biodiversity. Show Answer Correct Answer: B) Agricultural expansion, logging, mining, and urbanization; loss of biodiversity, disruption of ecosystems, and contribution to climate change. 3. The structure of DNA is an example of a A) Conceptual model. B) Physical model. C) Mathematical model. D) Graphical model. Show Answer Correct Answer: B) Physical model. 4. CO2 is absorbed in plants through a process known as A) Photosynthesis. B) Condensation. C) Oxidation. D) Respiration. Show Answer Correct Answer: A) Photosynthesis. 5. When does ground subsidence occur? A) When water is used faster than it is replenished. B) When the ground is flooded for too long. C) When there is a drought. D) None of above. Show Answer Correct Answer: A) When water is used faster than it is replenished. 6. Source of all energy in our atmosphere A) Water cycle. B) Ions. C) The Moon. D) The Sun. Show Answer Correct Answer: D) The Sun. 7. Four types of ecosystem services A) ProvisioningCultural Regulating & Supporting. B) Personal, mechanical, chemical, and natural. C) Animals, plants, fungi, and bacteria. D) Medical, scientific, artificial, natural. Show Answer Correct Answer: A) ProvisioningCultural Regulating & Supporting. 8. Lightning makes this nutrient usable by combining it with oxygen in the atmosphere. A) Nitrogen. B) Carbon. C) Phosphorous. D) Water. Show Answer Correct Answer: A) Nitrogen. 9. What does a sustainable earth look like? A) Avoidance of depleting natural resources and the needs of all humans are met. B) Depleting natural resources to ensure the needs of all humans are met. C) Avoidance of depleting natural resources at the cost of losing a few humans. D) Depleting natural resources to ensure the needs of all humans are met even if we lose a few. Show Answer Correct Answer: B) Depleting natural resources to ensure the needs of all humans are met. 10. By counting annual growth rings you can estimate the: A) Personality of tree. B) Type of tree. C) Color of tree. D) Age of tree. Show Answer Correct Answer: D) Age of tree. 11. Which UNESCO World Heritage Site protects a unique subtropical ecosystem? A) Everglades National Park. B) The Great Smoky Mountains. C) Okavango Delta. D) Sundarbans. Show Answer Correct Answer: A) Everglades National Park. 12. Which was a proponent of protecting the everglades in Florida? A) Rachel Carson. B) Frank Egler. C) Marjory Stoneman Douglas. D) Robert Shelford. Show Answer Correct Answer: C) Marjory Stoneman Douglas. 13. What amount of warming are we committed to (in degrees Celsius), even if we stopped emissions completely today? A) 4.5$^\circ$C. B) 0.5$^\circ$C. C) 2.5$^\circ$C. D) 3.5$^\circ$C. Show Answer Correct Answer: B) 0.5$^\circ$C. 14. Which of the following are LONG TERM effects of air pollution? A) Lung cancer, heart disease, permanent lung damage. B) Headache, irritation of eyes, nose or throat, worsening asthma. Show Answer Correct Answer: A) Lung cancer, heart disease, permanent lung damage. 15. What are 3 examples of man-made climate change solutions? A) Burning fossil fuels. B) Deforestation. C) Industrial pollution. D) Renewable energy, afforestation, carbon capture and storage. Show Answer Correct Answer: D) Renewable energy, afforestation, carbon capture and storage. 16. The molecules of a substance are generally farthest apart in which phase of matter? A) Plasma. B) Solid. C) Gas. D) Liquid. Show Answer Correct Answer: C) Gas. 17. It is impossible to lower your carbon footprint A) True. B) False. Show Answer Correct Answer: B) False. 18. What is the greatest use of fresh water? A) Agricultural. B) Meteorological. C) Industrial. D) Personal. Show Answer Correct Answer: A) Agricultural. 19. How much energy would move from A to B in this energy pyramid? A) 5%. B) 20%. C) 25%. D) 10%. Show Answer Correct Answer: D) 10%. 20. Horizon B is made up of ..... ? A) Topsoil. B) Subsoil. C) Bedrock. D) None of above. Show Answer Correct Answer: B) Subsoil. 21. What is the term for the variety of life on Earth? A) Species biodiversity. B) Ecological biodiversity. C) Genetic biodiversity. D) Biodiversity index. Show Answer Correct Answer: D) Biodiversity index. 22. Which of the following biomes covers much of the eastern half of the United States? A) Grassland. B) Desert. C) Temperate deciduous forest. D) Coniferous forest. Show Answer Correct Answer: C) Temperate deciduous forest. 23. A toxic amount of chemicals in the drinking water of a community has forced residents and businesses to boil all water prior to consuming it. Which professional will work at the water treatment plant to neutralize the chemicals so the community can return to normal water consumption without the fear of illness? A) Archaeologist. B) Geoscientist. C) Wastewater Engineer. D) Construction Engineer. Show Answer Correct Answer: C) Wastewater Engineer. 24. When making a decision about whether or not to build a dam, you are considering an economic value when you ask which of the following questions? A) Will the dam provide new leisure activities?. B) How many jobs will building the dam generate?. C) Is it right to build a dam here?. D) Will building the dam destroy natural resources?. Show Answer Correct Answer: B) How many jobs will building the dam generate?. 25. The ..... contains all of the water on or near the Earth's surface. A) Mesosphere. B) Troposphere. C) Oceans. D) Hydrosphere. Show Answer Correct Answer: D) Hydrosphere. 26. The ..... protects people from the effects of too much ultraviolet radiation. A) Smog layer. B) Cloud cover. C) Temperature inversion. D) Ozone layer. Show Answer Correct Answer: D) Ozone layer. 27. What phenomenon can alter the hydrologic cycle on a global scale? A) Gravity. B) Wind. C) Electricity. D) Climate change. E) Geothermal energy. Show Answer Correct Answer: D) Climate change. 28. The upper layer of the mantle made of partially molten rock and where the convection currents occur that cause the tectonic plates to move A) Plate Boundary. B) Erosion. C) Lithosphere. D) Rock Cycle. E) Asthenosphere. Show Answer Correct Answer: E) Asthenosphere. 29. We depend on ..... for food, the oxygen we breathe, and for many other things. A) Sun. B) Minerals. C) Organisms. D) Water. Show Answer Correct Answer: C) Organisms. 30. Pollution:health effects:: A) Extinction:biodiversity. B) Automobiles:exhaust. C) Industrial:revolution. D) Cyanide:smog. Show Answer Correct Answer: A) Extinction:biodiversity. 31. Which biome is more biodiverse? A) Desert. B) Sand. C) Tundra. D) Rainforest. Show Answer Correct Answer: D) Rainforest. 32. Abbreviation for Lead A) Pb. B) Ld. C) O. D) N. Show Answer Correct Answer: A) Pb. 33. Information gathered from experiments A) Data. B) Research. C) Hypothesis. D) Conclusion. Show Answer Correct Answer: A) Data. 34. Refers to the cumulative body of knowledge produced by many scientists A) Mathematics. B) Culinary. C) Science. D) Social Science. Show Answer Correct Answer: C) Science. 35. A wildlife ranch currently has a population of polar bears whose death rate is 0.05 and birth rate is 0.12 per year. This particular ranch is isolated from other suitable habitats so there's no immigration into or emigration from this population. This population is experiencing logistic growth and currently has 550 bears. If the population growth rate for the year was 36 bears, what is the carrying capacity of the preserve? A) 894. B) 8, 500. C) 284. D) 8, 470. Show Answer Correct Answer: D) 8, 470. 36. In what type of bio region is desertification is most likely to occur? A) Tropical forests. B) Temperate forests. C) Grass lands. D) Coniferous forests. Show Answer Correct Answer: C) Grass lands. 37. Tailings ponds hold processed rock ore known as sludge. A) True. B) False. Show Answer Correct Answer: B) False. 38. Which process occurs insideof chloroplasts? A) Cellular Respiration. B) Photosynthesis. C) Chemosynthesis. D) None of above. Show Answer Correct Answer: B) Photosynthesis. 39. What is the correct definition of Environmental Science? A) The study of the Earth. B) The study of living organisms. C) The study of how organisms interact with one another. D) The study on how humans affect the natural environment. Show Answer Correct Answer: D) The study on how humans affect the natural environment. 40. Gas molecules that absorb thermal infrared radiation and are present in large quantity to change climate system are known as: A) Beta radiations. B) Ozone gases. C) Greenhouse gases. D) Alpha radiation. Show Answer Correct Answer: C) Greenhouse gases. 41. It is defined as a group of individuals of the same species living in a particular place. A) Population. B) A. Organism. C) Community. D) Ecosystem. Show Answer Correct Answer: A) Population. 42. Predator prey relationships are an example of a A) Destabilizing system. B) Negative feedback loop. C) Positive feedback loop. D) A system with no feedback. Show Answer Correct Answer: B) Negative feedback loop. 43. What happens to the amount of biomass as succession occurs? A) It increases. B) It increases sharply then decreases slowly over 100's or 1000's of years. C) It stays the same. D) It decreases. Show Answer Correct Answer: A) It increases. 44. Which of the following is the main cause of earthquakes? A) Increasing water vapor in the crust. B) Volcanic eruption. C) Plate tectonics. D) Increasing temperature in the crust. Show Answer Correct Answer: C) Plate tectonics. 45. Heat transfer via waves A) Radiation. B) Electricity. C) Conduction. D) Convection. Show Answer Correct Answer: A) Radiation. 46. Which Biome has permafrost? A) Taiga. B) Tundra. C) Rainforest. D) Temperate Forest. Show Answer Correct Answer: B) Tundra. 47. Which of the following effects a population no matter how many individuals there are in a given area? A) Species Evenness Factors. B) Species Richness Factors. C) Density Dependent Factors. D) Density Independent Factors. E) None of the answers are correct. Show Answer Correct Answer: D) Density Independent Factors. 48. Humans have an impact on ALL the spheres. A) False. B) True. Show Answer Correct Answer: B) True. 49. Does everyone have access to a clean water supply? A) Yes. B) No. Show Answer Correct Answer: B) No. 50. Our perception of the world around us, how we understand life, our values, and our beliefs is known as our A) Environmental ethics. B) Ethical decisions. C) Worldview. D) Cultural values. Show Answer Correct Answer: C) Worldview. 51. If there is excess hydroxide ions, the solution will be ..... A) Basic. B) Acidic. Show Answer Correct Answer: A) Basic. 52. As salt water evaporates, ..... are left behind. This is also known as precipitation. A) Minerals. B) Rocks. C) Streams. D) None of above. Show Answer Correct Answer: A) Minerals. 53. A species that is not native to a particular region is called ..... species. A) Invasive. B) Natural. C) Foreign. D) Endemic. Show Answer Correct Answer: A) Invasive. 54. Marine ecosystem A) Pond. B) Coral reef. C) Nekton. D) Temperature. Show Answer Correct Answer: B) Coral reef. 55. An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, the dependent variable is ..... A) The type of plant. B) The type of liquid. C) The type of music. D) The plant growth. Show Answer Correct Answer: D) The plant growth. 56. Sand on a beach is part of which sphere? A) Hydrosphere. B) Atmosphere. C) Geosphere. D) Biosphere. Show Answer Correct Answer: C) Geosphere. 57. What tools did they used to build the Moai? A) Hammers. B) Wooden machines. C) Metal Picks. D) Tools made of stone. Show Answer Correct Answer: D) Tools made of stone. 58. If a rabbit eats a plant and a snake eats the rabbit, about how much energy from the plant is stored in the rabbit for the snake to use? A) 1%. B) 10%. C) 5%. D) 90%. Show Answer Correct Answer: B) 10%. 59. The thin layer of Earth where life can exist. A) Biosphere. B) Lithosphere. C) Mesosphere. D) Ionosphere. Show Answer Correct Answer: A) Biosphere. 60. Gas-powered cars rely on refined crude oil that can become gasoline in order to run. Which professional could help design and monitor the use of machinery associated with oil extraction, refinery and distribution? A) Veterinarian. B) Petroleum Engineer. C) Lawyer. D) Botanist. 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