Geology

57 Questions

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Geology Quizzes & Trivia

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Questions and Answers
  • 1. 
    A downstream flood covers a wide area when storms of long duration saturate the soil and produces increased runoff.
    • A. 

      True

    • B. 

      False

  • 2. 
    A humid climate has deep and complex landslides, earth flows and soil creep
    • A. 

      True

    • B. 

      False

  • 3. 
    A straight channel is?
    • A. 

      Banks held together by dense vegetation

    • B. 

      Erodible banks, abundant coarse sediment

    • C. 

      Moving water in a stream erodes outer bank

    • D. 

      Sediment that forms on a floodplain

  • 4. 
    Flows a roughly circular path along a belt of weak rock
    • A. 

      Radial

    • B. 

      Annular

    • C. 

      Trellis

    • D. 

      River gradient

  • 5. 
    Centripetal drainage pattern is formed when rivers drain from direct highlands
    • A. 

      True

    • B. 

      False

  • 6. 
    Erosion occurs at the inside on the outside of a river bend & deposition occurs at the cut banks on point bars
    • A. 

      True

    • B. 

      False: Erosion occurs at the cut banks on the outside of a river bend & deposition occurs at the inside on point bars

  • 7. 
    Mass Wasting: mudflows which occur following a volcanic eruption
  • 8. 
    Fertile floodplains are a natural service function
    • A. 

      True

    • B. 

      False

  • 9. 
    Flood protection includes:
    • A. 

      Leeves

    • B. 

      Dams

    • C. 

      Retention ponds

    • D. 

      All of the above

  • 10. 
    Flow velocity is?
    • A. 

      The height that a stream reaches

    • B. 

      Increased down stream while gradient decreases

    • C. 

      Rate of stream

    • D. 

      The amount of water

  • 11. 
    A braided channel pattern is?
    • A. 

      Moving water in a stream erodes outer banks and widens its valley

    • B. 

      Banks held together by dense vegetation

    • C. 

      Erodible banks, abundant coarse sediment supply, & rapid changes in discharge

    • D. 

      Many contributing streams that are joined together

  • 12. 
    Fundamental unit for collection & distribution of water and sediment on Earths surface
    • A. 

      Valley

    • B. 

      Drainage Basin

    • C. 

      Stream

    • D. 

      Channel

  • 13. 
    Ground water is separated from the soil by an impermeable layer that hinders or prevents water movement
    • A. 

      Solubility

    • B. 

      Confined aquifer

    • C. 

      Aquifer

    • D. 

      Sinkhole

  • 14. 
    Mass wasting: gradual movement down slope, contracts surface materialsc
  • 15. 
    A trellis drainage pattern is used to grow vine flows along strike valley
    • A. 

      True

    • B. 

      False

  • 16. 
    Radial streams form when rivers drain from direct highlands 
    • A. 

      True

    • B. 

      False: radiate outward from central high point

  • 17. 
    River __________ is the amount of water passing in a given cross section in a given amount of time?
  • 18. 
    Rockfall, debris flow, and shallow soil describes a humid climate
    • A. 

      True

    • B. 

      False: Arid climate

  • 19. 
    Sinkholes: "Dry valley" forms when sinkholes intersect and capture all the surface drainage
    • A. 

      Doline

    • B. 

      Swallow hole

    • C. 

      Uvala

    • D. 

      Limestone

  • 20. 
    Sinkholes: Associated with a disappearing stream
    • A. 

      Swallow hole (ponor)

    • B. 

      Uvala

    • C. 

      Doline

    • D. 

      Solubility

  • 21. 
    Sinkholes: Large sinkhole that results from collapse of the roof of a subsurface cavern
    • A. 

      Uvala

    • B. 

      Doline

    • C. 

      Ponor

    • D. 

      Shallow

  • 22. 
    Soil compaction 
    • A. 

      Increases slope stability, but trees add to weight

    • B. 

      Increases slope stability with loosely compacted soils

    • C. 

      Decreases slope stability, but trees add to weight

    • D. 

      Decreases slope stability with loosely compacted soils

  • 23. 
    Soil or sediment that has the ability to transmit water between the atmosphere above it
  • 24. 
    Transfer of water into the subsurface though soil
  • 25. 
    Soilfuction is 
    • A. 

      Regions underlain by permafrost, active layer thaws in summer

    • B. 

      Mudflows due to volcano

    • C. 

      Fast and dry

    • D. 

      Fast and wet

  • 26. 
    The ratio between the length of the channel and the straight line path length along the valley floor is?
    • A. 

      Annular

    • B. 

      River valley

    • C. 

      River gradient

    • D. 

      Channel sinuosity

  • 27. 
    Terrian in which a linear channel system is established
    • A. 

      River Valley

    • B. 

      Channel Pattern

    • C. 

      Meandering

    • D. 

      River Gradient

  • 28. 
    The down slope movement driven by gravity
  • 29. 
    The limit to which a river can down cut its channel, an imaginary surface extending beneath the continents from sea level
    • A. 

      Sea level

    • B. 

      Base level

    • C. 

      Scroll

    • D. 

      Scar

  • 30. 
    The recurrence interval from the series of peak annual floods
    • A. 

      Flood velocity

    • B. 

      Flood frequency

    • C. 

      Flood zone

    • D. 

      Flood map

  • 31. 
    The steepest angle that can be assumed by loose fragments on a slope
  • 32. 
    Transfer of water across the surface by overland flow into rivers and streams
  • 33. 
    The height to which the water rises above a stream guage
  • 34. 
    Transfer of water to atmosphere from leaves and stems of plants
  • 35. 
    Transfer of water to the atmosphere from surface reservoirs such as oceans, lakes and rivers
  • 36. 
    Vertical drop over a certain horizontal distance
    • A. 

      Centripetal

    • B. 

      Radial

    • C. 

      Rectangular

    • D. 

      River gradient

  • 37. 
    What affects slop stability
    • A. 

      Climate, vegetation, water, time, and earth materials

    • B. 

      Vegetation

    • C. 

      Volcanoes

    • D. 

      Rain

  • 38. 
    What causes a flash flood?
    • A. 

      Intense rainfall over a short time

    • B. 

      Steady rain, for short time period

    • C. 

      Sprinkling

    • D. 

      Intense rainfall over a small area in a short time

  • 39. 
    What channel pattern develops on rocks that are uniform resistant to erosion, but has two directions of joining at approximately right angles?
    • A. 

      Dendritic

    • B. 

      Rectangular

    • C. 

      Trellis

    • D. 

      Radial

  • 40. 
    What channel pattern is meandering?
    • A. 

      Erodible banks, abundant coarse sediment supply, & rapid changes in discharge.

    • B. 

      Moving water in a stream erodes outer banks and widens its valley

    • C. 

      Banks held together by dense vegetation

    • D. 

      Flat surface next to a river

  • 41. 
    What drainage pattern describes Dendritic?
    • A. 

      Many contributing streams that are joined together into the tributaries of the main river (looks like tree branches)

    • B. 

      Develops on rocks that are uniform (looks like a maze)

    • C. 

      Similar to a garden, used to grow vines (ex: Appalachian Mountains)

    • D. 

      Streams radiate outwards from central high point (looks like bird footprints)

  • 42. 
    What generally increases slope stability even though trees add weight to the slope
    • A. 

      Soil compaction

    • B. 

      Vegetation

    • C. 

      Channelization

    • D. 

      Run off

  • 43. 
    What is the most rapid form of mass wasting
    • A. 

      Slump

    • B. 

      Creep

    • C. 

      Fall

    • D. 

      Flow

  • 44. 
    What mass wasting has a curved path
  • 45. 
    What mass wasting is fast and wet?
    • A. 

      Flow

    • B. 

      Fall

    • C. 

      Creep

    • D. 

      Lahars

  • 46. 
    What plots changes though time of discharge, depth, stage or any other variable
    • A. 

      Velocity graph

    • B. 

      Hydrograph

    • C. 

      Flood graph

    • D. 

      Frequency graph

  • 47. 
    What river valley land form is a curved lake formed at former oxbow where the main stream of the river has to cut across the narrow end and no longer flows around the loop of the bend
    • A. 

      Oxbow lake

    • B. 

      Meandering scar

    • C. 

      Meandering scroll

    • D. 

      Cut off

  • 48. 
    What river valley land form is a flat surface next to a river channel?
    • A. 

      Floodplain

    • B. 

      Point bar

    • C. 

      Cut off

    • D. 

      Backswamp

  • 49. 
    What river valley land form is a tributary stream that runs parallel to & within the floodplain of a larger river?
    • A. 

      Terrace

    • B. 

      Yazoo Stream

    • C. 

      Meander Scar

    • D. 

      Backswamp

  • 50. 
    What river valley land form is continuous lateral migration
    • A. 

      Oxbow lake

    • B. 

      Terrace

    • C. 

      Floodplain

    • D. 

      Meander scroll

  • 51. 
    What river valley land form is deposits of fine slits and clays settled after a flood
    • A. 

      Backswamp

    • B. 

      Terrace

    • C. 

      Cut off

    • D. 

      Floodplain

  • 52. 
    What river valley land form is flat or gently sloping geomorphic surface
    • A. 

      Terrace

    • B. 

      Floodplain

    • C. 

      Natural leeve

    • D. 

      Cut off

  • 53. 
    What river valley land form is formed by remaining water channel
    • A. 

      Terrace

    • B. 

      Meandering Scar

    • C. 

      Yazoo Stream

    • D. 

      Floodplain

  • 54. 
    What river valley land form is meander bend in a river is breached by a chute channel that connects the two closest parts of the bend
    • A. 

      Point bar

    • B. 

      Floodplain

    • C. 

      Oxbo Lake

    • D. 

      Cut off

  • 55. 
    What river valley land form is ridge of flood deposits next to a river channel
    • A. 

      Terrace

    • B. 

      Backswamp

    • C. 

      Natural Leeve

    • D. 

      Yazoo Steam

  • 56. 
    What river valley land form is sediment that forms on floodplain by deposition of curved ridges of sand or gravel on the inside of a meander
    • A. 

      Floodplain

    • B. 

      Cut off

    • C. 

      Point bar

    • D. 

      Meandering Scroll

  • 57. 
    When a stream with the same rank meets they move up a rank or up in order:
    • A. 

      True

    • B. 

      False