Wind erosion and desert landscapes


Multiple choice questions. Choose the best answer.
  1. Wind can affect erosion through the process of

    a) abrasion.
    b) solution.
    c) misrepresentation.
    d) seepage.


  2. Which of the following are NOT formed by wind action?

    a) yardangs
    b) barchans
    c) stalactites
    d) ergs


  3. Which is NOT a product of wind action in a hot, arid region?

    a) seif
    b) erg
    c) karst
    d) barchan


  4. An inselberg is a

    a) wind-eroded alpine peak in Austria.
    b) flat rock mass which has been exposed by wind erosion.
    c) large sand dune which moves through "insel" action.
    d) small yardang.


  5. A ridge of sand and dust formed by wind action is called a

    a) yardang.
    b) inselberg.
    c) wadi.
    d) dune.


  6. The picking up and removal of loose rock particles by the wind is called

    a) transportation.
    b) inflation.
    c) abrasion.
    d) deposition.


  7. "Abrasion" occurs when

    a) the wind drives hard rock particles against softer exposed rock.
    b) the wind transports rock particles from one place to another.
    c) ergs form and the wind changes.
    d) the wind transports fine particles of fertile soil.


  8. A crescent shaped sand dune is called a

    a) yardang.
    b) seif.
    c) barchan.
    d) reg.


  9. Fine fertile soil blown by wind and deposited on land is called

    a) a dune.
    b) abrasion.
    c) loess.
    d) deflation.


  10. In a desert, a wadi is mostly formed by

    a) accumulation.
    b) deposition.
    c) wind erosion.
    d) water action.




  11. a)
    b)
    c)
    d)




  12. a)
    b)
    c)
    d)




  13. a)
    b)
    c)
    d)




  14. a)
    b)
    c)
    d)




  15. a)
    b)
    c)
    d)

Answer key 1. a 6. a 11.
2. c 7. a 12.
3. c 8. c 13.
4. b 9. c 14.
5. d 10. d

Compiling such a data bank is an ongoing process. Comments and contributions are appreciated by those persons who use this resource.

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