This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Earth > Environmental Sciences – Quiz 105 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Environmental Sciences Quiz 105 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Please tick the aspects that apply to the term ecological niche A) Role. B) Uses resources. C) Food/ Habitat/ Trophic position. D) All of the above. Show Answer Correct Answer: D) All of the above. 2. An oil rig malfunctioned in the middle of the Gulf of Mexico. Hundreds of thousands of gallons of oil have polluted the salt water environment. Which specialists will be contacted to tend to affected wildlife and plant life? A) Archaeologist. B) Exterminator. C) Forester. D) Marine Biologist. Show Answer Correct Answer: D) Marine Biologist. 3. Change in a gene pool because of chance A) Gene. B) Evolution. C) Mutation. D) Genetic drift. Show Answer Correct Answer: D) Genetic drift. 4. The primary sources of renewable energy in the US are A) Solar and wind energy. B) Hydroelectricity and tidal energy. C) Biomass and hydroelectricity. D) Geothermal and tidal energy. E) Wind and geothermal energy. Show Answer Correct Answer: C) Biomass and hydroelectricity. 5. How many variables should be changed in a controlled experiment? A) 3 or more. B) 1-the independent variable. C) 1-the dependent variable. D) At least 2. Show Answer Correct Answer: B) 1-the independent variable. 6. What is full form of CPCB? A) Central Population Control Board. B) Chandigarh Pollution Control Board. C) Central Pollution Control Board. D) Chandigarh Population Control Board. Show Answer Correct Answer: C) Central Pollution Control Board. 7. An increasing human population requires ..... A) A decrease in food production. B) An increase in food production. Show Answer Correct Answer: B) An increase in food production. 8. How can quantum dots be used to improve solar cells? A) Increasing electric current generation. B) Absorbing very specific wavelengths of solar energy. C) Allowing solar cells to capture high-level energy from the sun. D) Converting solar energy to electricity faster. Show Answer Correct Answer: C) Allowing solar cells to capture high-level energy from the sun. 9. Which statement is true regarding science? A) An investigation is only considered science if it follows the scientific method. B) Science is considered to be an ongoing process. C) Science can explain all types of concepts, some of which are not testable. D) A scientific explanation should not change, even if new evidence is found. Show Answer Correct Answer: B) Science is considered to be an ongoing process. 10. True or False Drilling to the inner core has allowed scientists to know what the inner core is made of-nickel and iron. A) False. B) True. Show Answer Correct Answer: A) False. 11. How much population go up in percent A) 20%. B) 40%. C) 80%. D) 10%. Show Answer Correct Answer: B) 40%. 12. Is the transfer of thermal energy through thermal emission A) Conduction. B) Convection. C) Radiation. D) None of above. Show Answer Correct Answer: C) Radiation. 13. Which four factors govern changes in population size? A) Births, deaths, reproductive age, and longevity. B) Births, deaths, immigration, and emigration. C) Births, deaths, biomass, and immigration. D) Deaths, biomass, reproductive age, and immigration. Show Answer Correct Answer: B) Births, deaths, immigration, and emigration. 14. Which of the following best describes a genetically modified organism (GMO)? A) An organism that has been selectively bred for the best traits. B) An organism that contains foreign DNA. C) An organism that has been cloned. D) An organism that is produced after exposure to a mutagen. Show Answer Correct Answer: B) An organism that contains foreign DNA. 15. A drainage basin is an area of land in which the surface water and groundwater all drain to a common waterway such as a stream, wetland, lake, or even the ocean is also known as a ..... A) Aquifer. B) Bog. C) Wetland. D) Watershed. Show Answer Correct Answer: D) Watershed. 16. 🌟 Get ready for an adventure in knowledge! 🌟Which of the following is the true treasure behind the creation of the National Park Service Organic Act? A) The guardianship of mysterious offshore underwater mountains. B) The magical formation of the national parks system. C) The secret art of safe disposal of hazardous waste. D) The noble quest for the protection of clean water resources. Show Answer Correct Answer: B) The magical formation of the national parks system. 17. Why must humans clean water before using it? A) Humans are unable to digest untreated river water. B) River water is free of any contaminant or pollutants. C) Untreated river water is brown and humans prefer clear water. D) Clear water may contain contaminants that could harm humans. Show Answer Correct Answer: D) Clear water may contain contaminants that could harm humans. 18. Many ..... depend on animals to carry pollen and disperse seeds. A) Gymnosperms. B) Club mosses. C) Ferns. D) Angiosperms. Show Answer Correct Answer: D) Angiosperms. 19. Atmospheric condition that traps pollution near the ground A) Primary pollutant. B) Temperature inversion. C) Particulate matter. D) None of above. Show Answer Correct Answer: B) Temperature inversion. 20. What is the difference between swamps and freshwater marshes? A) Swamps have deep water, but marshes have shallow water. B) Swamps have mostly woody shrubs and trees, but marshes have mostly grasses. C) Swamps usually have saltwater, but marshes have fresh water. D) Swamps have lots of wildlife, but marshes do not. Show Answer Correct Answer: B) Swamps have mostly woody shrubs and trees, but marshes have mostly grasses. 21. Building cities results in large areas of land that are covered in cement or asphalt. What is the impact of this on the hydrologic cycle? A) A decrease in percolation leading to less groundwater. B) A decrease in the transpiration leading to more groundwater. C) An Increase in evaporation leading to more surface water. D) An increase in runoff leading to less surface water. Show Answer Correct Answer: A) A decrease in percolation leading to less groundwater. 22. ..... are organisms that require organic matter as a source of food. A) Producers. B) Species. C) Consumers. D) Humans. Show Answer Correct Answer: C) Consumers. 23. Which of these shows a possible food chain for an ecosystem? A) Sun $\rightarrow$ plankton $\rightarrow$ fish $\rightarrow$ shark. B) Plankton $\rightarrow$ sun $\rightarrow$ fish $\rightarrow$ shark. C) Shark$\rightarrow$ fish $\rightarrow$ plankton $\rightarrow$sun. D) Plankton $\rightarrow$ fish $\rightarrow$ shark $\rightarrow$ sun. Show Answer Correct Answer: A) Sun $\rightarrow$ plankton $\rightarrow$ fish $\rightarrow$ shark. 24. Which of the following correctly lists the Earth's layers from the outermost to innermost? A) Lithosphere, Asthenosphere, Mesosphere, Outer Core, Inner Core. B) Inner Core, Outer Core, Mesosphere, Lithosphere, Asthenosphere. C) Lithosphere, crust, mesosphere, inner core, outer core. D) None of above. Show Answer Correct Answer: A) Lithosphere, Asthenosphere, Mesosphere, Outer Core, Inner Core. 25. Where two plates are moving apart. A) Convergent boundaries. B) Divergent boundaries. C) Transform boundaries. D) None of above. Show Answer Correct Answer: B) Divergent boundaries. 26. Oxygen content in the benthos is: A) High. B) Moderate. C) Low. D) Seasonally high. Show Answer Correct Answer: C) Low. 27. All of the following are examples of economies except: A) Centrally Planned. B) Free Market. C) Mixed Economy. D) Legislative Economy. Show Answer Correct Answer: D) Legislative Economy. 28. Is the practice of growing, breeding, and caring for plants. A) Agriculture. B) Ecology. C) Ecological Footprint. D) None of above. Show Answer Correct Answer: A) Agriculture. 29. How do nutrients, such as carbon and water, move through an ecosystem? A) In energy pyramids. B) In food webs. C) In ecological pyramids. D) In biogeochemical cycles. Show Answer Correct Answer: D) In biogeochemical cycles. 30. What do we call the first species that colonize a new area? A) Interspecies. B) Foreign Species. C) Intraspecies. D) Pioneer Species. Show Answer Correct Answer: D) Pioneer Species. 31. The largest population size a given environment can sustainably support is known as its A) Biotic potential. B) Carrying capacity. C) Limiting capacity. D) Logistic limit. Show Answer Correct Answer: B) Carrying capacity. 32. Act of US Congress designed to protect any plant or animal species in danger of extinction A) Endangered species act. B) Treaty of paris. C) Law of attraction. D) Species act. Show Answer Correct Answer: A) Endangered species act. 33. These organisms cannot make their own food; they must eat something for energy A) Decoposer. B) Consumer. C) Producer. D) None of above. Show Answer Correct Answer: B) Consumer. 34. Forests provide recreational activities through ..... A) Forest trails. B) Wildlife parks. C) Sightseeing. D) All of the above. Show Answer Correct Answer: D) All of the above. 35. What four things do every organism need for survival? A) Food, water, dirt, and a hat. B) Protection, water, food, and air. C) Air, sun, dirt, and water. D) Light, electricity, and worms. Show Answer Correct Answer: B) Protection, water, food, and air. 36. Something that might happen because of global warming is A) Melting polar ice caps. B) A sale on bathing suits. C) More reflected sunlight off the ice pack. D) Lower sea levels. Show Answer Correct Answer: A) Melting polar ice caps. 37. ..... is a relationship between organisms in which one benefits and the other is not affected. A) Commensalism. B) Host. C) Vector. D) Parasitism. Show Answer Correct Answer: A) Commensalism. 38. The most significant threat to species is A) Fighting. B) Pollution. C) Hunting. D) Loss of habitat. Show Answer Correct Answer: D) Loss of habitat. 39. What enters the top of the leaf and provides the energy for photosynthesis? A) Sunlight. B) Oxygen. C) Water. D) Glucose. Show Answer Correct Answer: A) Sunlight. 40. Occurs when the ecological footprint is larger than the biological capacity to replenish resources and absorb wastes/pollution A) Carbon footprint. B) Ecological deficit. C) Ecological income. D) Ecological negativity. Show Answer Correct Answer: B) Ecological deficit. 41. Number of different species present in an ecosystem A) Habitat fragmentation. B) Species diversity. C) Ecosystem diversity. D) Genetic diversity. Show Answer Correct Answer: B) Species diversity. 42. What element makes up the ozone layer/ A) 3 nitrogen molecules. B) 3 oxygen molecules. C) 3 carbon molecules. D) 3 hydrogen molecules. Show Answer Correct Answer: B) 3 oxygen molecules. 43. Heat and energy in the Earth A) Electrical generator. B) Solar energy. C) Geothermal energy. D) Passive solar heating. Show Answer Correct Answer: C) Geothermal energy. 44. The transfer of energy that takes place when variations in temperature move the matter making up air. A) Conduction. B) Exclamation. C) Radiation. D) Convection. Show Answer Correct Answer: D) Convection. 45. Gamma radiation can be used to treat A) Reduced crop yields. B) Cataracts. C) Cancer. D) Sunburn. Show Answer Correct Answer: C) Cancer. 46. Pollutants that are not broken down by natural processes area are A) Nonrenewable. B) Nonbiodegradable. C) Biodegradable. D) Both (A) and (C). Show Answer Correct Answer: B) Nonbiodegradable. 47. This is the social movement dedicated to protecting the natural world-and, by extension, people-from undesirable changes brought upon by human actions. A) Resources. B) Ecology. C) Environmentalism. D) Environmental Science. Show Answer Correct Answer: C) Environmentalism. 48. Farmers increase their use of pesticides and herbicides. What type of pollution would this cause? A) Bacterial. B) Thermal. C) Toxic. D) Nutrient. E) Sediment. Show Answer Correct Answer: C) Toxic. 49. The closer you live to the ocean, the more likely your climate will be a ..... A) Continental climate. B) Subtropical climate. C) Tropical climate. D) Marine climate. Show Answer Correct Answer: D) Marine climate. 50. The average global temperature has ..... during the 20th century. A) Remained the same. B) Increased every year. C) Risen some years and fallen others, but has increased overall. D) Risen some years and fallen others, but has decreased overall. Show Answer Correct Answer: C) Risen some years and fallen others, but has increased overall. 51. There are many more ..... then there are primary consumers A) Tertiary Consumers. B) Producers. C) Suns. D) Secondary Consumers. Show Answer Correct Answer: B) Producers. 52. 'working with diverse individuals and groups' is an example of which employability skill? A) Technology. B) Self Management. C) Teamwork. D) Communication. Show Answer Correct Answer: C) Teamwork. 53. The most important abiotic factors when studying biomes are ..... A) Food and Water. B) Water and Sunlight. C) Temperature and Oxygen. D) Water and Temperature. Show Answer Correct Answer: D) Water and Temperature. 54. A common air pollutant that is very dangerous because you cannot see it or smell it A) Nitrogen Oxide. B) Sulfur Monoxide. C) Carbon Monoxide. D) Carbon Dioxide. Show Answer Correct Answer: C) Carbon Monoxide. 55. What type of population sampling involves tagging an individual and releasing them? A) Mark and Recapture. B) Fogging. C) Netting. D) Transect. Show Answer Correct Answer: A) Mark and Recapture. 56. One of the possible effects of Global Warming include A) Less heat is trapped by Earth's atmosphere. B) Low-level coastal areas might be flooded. C) A decrease in the size of the ozone hole. D) A drop in sea level. Show Answer Correct Answer: B) Low-level coastal areas might be flooded. 57. We should eat ..... meals a day. A) 3. B) 1. Show Answer Correct Answer: A) 3. 58. The large, circular surface-current pattern found in each ocean. A) Surface Current. B) California Current. C) Global Conveyor Belt. D) Gyre. Show Answer Correct Answer: D) Gyre. 59. Which can lead to the depletion of the ozone layer of Earth? A) Aerosols. B) Coal-fired power plants. C) Vehicle exhaust. D) Burning compost. Show Answer Correct Answer: A) Aerosols. 60. What does a plant need to survive? A) Sunshine. B) Nutrients. C) Water. D) All of the above. Show Answer Correct Answer: D) All of the above. ← PreviousNext →Related QuizzesScience QuizzesGeneral Knowledge QuizzesEnvironmental Sciences Quiz 1Environmental Sciences Quiz 2Environmental Sciences Quiz 3Environmental Sciences Quiz 4Environmental Sciences Quiz 5Environmental Sciences Quiz 6Environmental Sciences Quiz 7Environmental Sciences Quiz 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books