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- 1. Multiple ChoiceLarge bodies of water do not quickly fluctuate in temperature. Why?Water is a solvent.Water has a high heat capacity.Water acts as a buffer.Water is non-polar.
- 2. Multiple ChoiceWater is a universal solvent because it...It can be found anywhereIt freezes when it gets coldfloats when frozenDissolves most substances
- 3. Multiple ChoiceHow much of Earth's water is salt water?50%66%75%97%
- 4. Multiple ChoiceLarge bodies of water help to keep nearby climates from being too hot or too cold because they...absorb heat in the spring and slowly release that heat in the fallabsorb heat in the fall and slowly release that heat in the springabsorb heat in the summer and slowly release that heat in the winterabsorb heat in the winter and slowly release that heat in the summer
- 5. Multiple ChoiceHuman waste that was dumped into rivers and caused diseases led to the development of what?storm drains to collect litterlarger and wider drinking wellswaste disposal landfilswater and sewage treatment plants
- 6. Multiple Choice
Potable water is water that is
non-drinkable
pure and drinkable
used for watering lawns
dangerous o swm and drink in
- 7. Multiple Choice
For what types of water does the Clean Water Act set water quality standards?
oceans
all European waters
United States surface water
United States groundwater only
- 8. Multiple Choice
Specific sources of pollution that can be identified from one site are called
nonpoint sources
point sources
runoff
nonpotable
- 9. Multiple Choice
A body of water that has high turbidity is
cloudy
clear
acidic
healthy adn pure
- 10. Multiple Choice
Which of the following is a biological indicator for a pond?
rock
dirt
water beetle
heat
- 11. Multiple ChoiceHigh turbidity indicates poor water quality becauseit clogs the gills of aquatic animals and makes it difficult to breatheit makes it hard for sun to get to the aquatic plantsit makes it hard for aquatic animals to find their foodall are reasons high turbidity indicates poor water quality
- 12. Multiple ChoiceWhich best describes a bio-indicator?A species that has a short life span.A species that depends on certain conditions to survive.A species that can adapt to a variety of conditions.A species that has been introduced to an ecosystem.
- 13. Multiple Choice
Which government agency is responsible for monitoring the safety of our drinking water?Food and Drug Administration. (FDA)Center for Disease Control (CDC)National Oceanic and Atmospheric Administrations (NOAA)Environmental Protection Agency (EPA) - 14. Multiple ChoiceThe pH scale is a range from:1-70-141-141-20
- 15. Multiple ChoiceA(n) ______ is a substance with a pH less than 7AcidAlkalineBaseBuffer
- 16. Multiple Choice
A cone of depression occurs in what structure when water
is used more than its recharge?
Aquitard
Well
Aquifer
Spring
- 17. Multiple Choice
The term describing underground layers of rock or sediment which transmit groundwater is called what?
Saturated Zone
Influent Streams
Aquicludes
Aquifers
- 18. Multiple Choice
Most of the world’s freshwater is trapped where?
Glaciers and Ice Caps
Lakes, Rivers and Streams
Groundwater
Atmosphere
- 19. Multiple Choice
Land area drained by a stream system is known as what?
Tributary
Watershed
River Basin
Aquifer
- 20. Multiple Choice
Water that lies on the surface of the Earth like streams, river, and lakes are considered what?
Surface Water
Groundwater
Aquifer
Flood
- 21. Multiple Choice
The unending circulation of Earth’s water supply is known as what?
Flood
Surface Water
Water Cycle
Groundwater
- 22. Multiple Choice
Humans use freshwater primarily for_________.
Agricultural Irrigation
Drinking and Cooking
Mining and Industrial Processes
Electrical Production
- 23. Multiple ChoiceWater Table isThe level of ground water beneath usThe amount of water above groundWhere waste water goes
- 24. Multiple ChoiceA algal bloom isWhen surface water is covered in algae due to the presence of fertilizerThe plant that grows at the bottom of a pondA kind of bush
- 25. Multiple ChoiceApproximately what percentage of Earth's water is SALT water?97 %71%30%3%
- 26. Multiple ChoiceWhat happens over time when nutrients and other chemicals build up in a lake and form a layer of algae on top of the lake?pollutionphotosynthesiscontaminationeutrophication
- 27. Multiple ChoiceAbout this much of Earth is covered in water...3%50%70%90%
- 28. Multiple ChoiceWhich of the following is NOT a desired effect in streams?a pH of about neutrallow salinityhigh temperaturelow nitrates
- 29. Multiple ChoiceWhich is NOT a source of nitrates entering streams?leaky septic tankscow manure and goose droppingssewage plant wastewaterthey are all sources of nitrates
- 30. Multiple ChoiceWhat is the most immediate effect of nitrate of phosphate pollution?Increased algae growthGreater macroinvertebrate diversityA decrease in decomposer activity.Decreased turbidity.
- 31. Multiple ChoiceCooler water temperatures are better becauseCold water holds more dissolved oxygenCold water makes it harder for bacteria to growBoth are reasons why cool water is beneficial
- 32. Multiple ChoiceMacroinvertebrates such as stoneflies, mayflies and water boatmen require high levels of dissolved oxygen and their abundance is an indication of:Poor water qualityGood water qualityDon't tell us anything about water qualityInvertibrates don't tell us anything about water quality
- 33. Multiple Choice
Which bar graph (A - D) would BEST represent the amount of salt water compared to the amount of fresh water on Earth (salt water is the light colored bar and fresh water is the dark green)?
A
B
C
D
- 34. Multiple ChoiceWhich represents the distribution of water on Earth?3% freshwater, 97% salt water97% freshwater, 3% salt water71% freshwater, 29% salt water29% freshwater, 71% salt water
- 35. Multiple ChoiceWhich BEST describes how the total amount of water present in the hydrosphere varies over time?The total amount of water in the hydrosphere decreases over time due to the process of evaporation.The total amount of water in the hydrosphere remains the same over time, but changes form due to the water cycle.The total amount of water in the hydrosphere increases over time due to the process of precipitation.The total amount of water in the hydrosphere both decreases and increases over time due to competing processes such as evaporation and precipitation.
- 36. Multiple Choice
What is the best definition of a water table?
The level to which a river rises when it floods
The boundary between the land and the ocean
The top of the saturated zone in an aquifer
The bottom of the saturated zone in an aquifer
The top of the unsaturated zone in an aquifer
- 37. Multiple Choice
What process causes liquid water to evaporate from plant leaves and enter the atmosphere as water vapor?
evaporation
infiltration
precipitation
transpiration
condensation
- 38. Multiple Choice
Which surface would have the most runoff from it after a rainstorm?
- 39. Multiple ChoiceThis is a picture of what?Permeable rockImpermeable rockspringArtesian Well
- 40. Multiple ChoiceIn what zone does approximately 90% of all ocean life live?sunlighttwilightmidnight
- 41. Multiple Choice
What is the uppermost zone of the ocean called?
Sunlight
Midnight
Trench
Twilight
- 42. Multiple Choicethe area between the high tide and the low tide markbenthic zoneintertidal zonepelagic zoneabyssal zone
- 43. Multiple Choice
Which two wells are at risk of being contaminated by the oil leak?
B and C
A and D
A and B
C and D
- 44. Multiple Choice
The area labeled A is called the ____.
zone of infiltration
recharge zone
zone of saturation
zone of permeability
- 45. Multiple ChoiceWhich statement best describes an estuary?An estuary is the extension of a continent located underwater.An estuary is land that is exposed at low tide and is underwater at high tide.An estuary is a partly enclosed body of water where a river meets the ocean.An estuary is a deep body of water that contains large animals.
- 46. Multiple ChoiceThe diagram shows a boat using sonar to gather information in the ocean. What is most likely being measured with this technology?ocean depthocean temperaturepH levelturbidity level
- 47. Multiple ChoiceWhich statement about oceans is true?Pressure is lower on the ocean floor.Water temperature increases with depth.More photosynthesis occurs in the warmer surface waters.The colder, deeper waters are less dense than the surface waters.
- 48. Multiple ChoiceWhich statement best describes how nutrients move in the ocean as a result of upwelling?Nutrients move from estuaries into the intertidal zone.Nutrients move from warm, shallow areas to deep, colder areas.Nutrients move from the neritic zone to the intertidal zone.Nutrients move from deep, colder areas to warm, shallow areas.
- 49. Multiple Choice_____________________ brings up tiny ocean organisms and nutrients from the deeper layers of the water.EarthquakesTsunamisUpwellingTrenches
- 50. Multiple ChoiceIn which ocean zone is the greatest number of producers found?deep zoneintertidal zoneopen zone
open zoneoceanic - 51. Multiple Choice
Which human action would most likely increase the nutrients in an ecosystem?
building a rock wall
fertilizing a cornfield
watering a flower bed
pulling weeds from a garden
- 52. Multiple Choice
How will high turbidity most likely affect a watershed?
Water temperatures and dissolved oxygen levels will decrease.
Water temperatures and dissolved oxygen levels will increase.
Water temperatures will increase, and dissolved oxygen levels will decrease.
Water temperatures will decrease, and dissolved oxygen levels will increase.
- 53. Multiple Choice
Which environmental factors would most likely impact the quality of a freshwater system?
dissolved oxygen and pH
salinity and temperature
surface tension and aquatic organisms
- 54. Multiple ChoiceWhat 2 things decrease as you go deeper into the ocean?Temperature/ SunlightPressure/ Marine lifeSunlight/ PressureTemperature/ Pressure
- 55. Multiple ChoiceWhen water goes from being a liquid to a gas (water vapor), that process is calledCondensationEvaporationPrecipitationTranspiration
- 56. Multiple ChoiceWhy is MOST of the freshwater on Earth not available for our use?All freshwater on Earth is easily accessible for use.It is frozen in the icecaps and glaciers.It is surface water.It is underground.
- 57. Multiple ChoiceHydro =SphereEarthLifeWater
- 58. Multiple ChoiceThis part of the Earth System includes the planet's water, including the oceans, lakes, rivers, ground water, ice, and vapor.GeosphereAtmosphereHydrosphereBiosphere
- 59. Multiple ChoiceDescribes the chemical, physical and biological attributes of water as it is fit for drinking, fishing, swimming, farming, etcWater QualityWater ShedsDissolved oxygennitrates
- 60. Multiple ChoiceWhat is the healthiest combination listed?low pH, high nitrates, neutral temperaturelow temperature, neutral pH and low nitratesas many nitrates as possible, low temp and low pHhigh temp, high nitrates and high pH
- 61. Multiple ChoiceA(n) ______ is a substance with a pH less than 7AcidAlkalineBaseBuffer
- 62. Multiple ChoiceA(n) _______ is a substance with a pH greater than 7.BaseAcidBufferWater
- 63. Multiple ChoiceWhat is the only substance with a neutral pH of 7?MilkOrange JuiceWaterBlood
- 64. Multiple ChoicePure water is _______ on the pH scale.AcidBaseNeutral
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