GEOG FINAL TEST QUESTIONS WITH 100% CORRECT ANSWERS

GEOG FINAL TEST QUESTIONS WITH 100% CORRECT ANSWERS Which of the following factors can negatively impact the quality of groundwater? A) high temperature incineration B) sanitary land-fill disposal sites C) salt water intrusion D) volumes of extraction that is less than recharge E) infiltration - Answer-salt water intrusion Stream discharge is defined as: A) height of water per unit time passing though a cross section of the stream at that location B) volume of water per unit time passing though a cross section of the stream at that location C) velocity of water passing though a cross section of the stream at that locatio D) volume of water per unit time passing though a length of the stream E) velocity of water per unit time passing though a length of the stream - Answer-volume of water per unit time passing though a cross section of the stream at that location Which of the following features defines the upper surface of groundwater? A) the soil-water belt B) the unsaturated zone C) the saturated zone D) the water table E) the regolith - Answer-the water table . Which of the following situations is required for an artesian well? A) an aquifer between two aquicludes B) an aquiclude between two aquifers C) an aquifer positioned on top of one aquiclude D) an aquiclude positioned on top of one aquifer E) an aquifer positioned below one aquiclude - Answer-an aquifer between two aquicludes Surface depressions that develop in a karst landscape are referred to as: A) uvalas B) cones C) swallow holes D) sinkholes E) caves - Answer-sinkholes An upward-pointing rod-shaped structure in a limestone caves is referred to as a: A) travertine B) column C) stalagmite D) stalactite E) uvala - Answer-stalagmite Stream discharge at a location on a stream is determined by noting the height or: A) stage B) volume C) aspect D) gauge E) bed - Answer-stage The relationship between stream discharge and precipitation is best studied using a: A) hygrometer B) graphic scale C) flood stage D) hydrograph E) flood current - Answer-hydrograph The difference between the time at which precipitation occurs and the time at which a stream gauge begins to show a rise in the stream is referred to as the: A) base flow B) time lag C) hydrograph period D) stream lapse E) discharge - Answer-time lag How does urbanization impact stream flow? A) The development of large areas of permeable surfaces B) Overland flow across the urban area decreases C) Storm sewers slow the rate at which water is delivered to nearby rivers and streams D) Recharge of groundwater beneath the urban area is reduced E) Decrease the frequency and height of flood peaks after heavy storms - Answer-Recharge of groundwater beneath the urban area is reduced The height above which inundation of the floodplain occurs: A) flood level B) discharge C) flood stage D) flash flood E) base flow - Answer-flood stage Which of the following statements concerning lakes is incorrect? A) In moist climates, the water level of lakes coincides closely with the water table of the surrounding area B) Lakes can disappear due to climate changes C) Lakes receive water from streams, overland flow and groundwater D) Lakes are generally long-lived phenomena on the geologic time scale E) Lakes are formed from an array of geologic processes - Answer-Lakes are generally long-lived phenomena on the geologic time scale Lakes in arid regions with no surface outlet often display which of the following characteristics? A) development of bogs B) gradual decline in lake area due to the growth of vegetation C) gradual increase in water levels D) development of salt flats E) accumulation of organic sediments - Answer-development of salt flats Salinization refers specifically to the build-up of salts in which of the following features? A) vegetation B) lakes C) soils D) rivers E) rocks - Answer-soils What are exotic rivers? A) Rivers that contain such a broad array of pollutants that they no longer function in the way they would under natural conditions. B) Rivers that cross urbanized areas and so are considerably changed from their natural state. C) Rivers that cross a variety of terrains including changes in vegetation and elevation D) Rivers that do not flow all year round and that may remain dry for possibly many years E) Rivers that flow through arid regions although the source of their water derives from regions with a water surplus - Answer-Rivers that flow through arid regions although the source of their water derives from regions with a water surplus The accumulation of excess nutrients that stimulate freshwater plant growth may lead to which of the following processes? A) salinization B) acidification C) eutrophication D) subsidence E) sublimation - Answer-eutrophication