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CSS :: Mass Wasting


11.  Break down of rocks is due to:
A. Gravity B. Mass movement
C. Both (a) & (b) D. None of these

12.  Creep movements become faster on:
A. Less vegetated surface B. Vegetated surface
C. Steep slope D. Both (b) & (c)

13.  Accumulation of soil and rock debris through water in the form of one mass is called:
A. Earth flow B. Scree slope
C. Solifluction D. None of these

14.  The process of solifluction is common in ________ region:
A. Subpolar B. Tropical
C. Temperate D. None of these

15.  Slumping is a _______ process according to its speed:
A. Faster B. Slow
C. Normal D. None of these

16.  When the water supply is ample, mud flow moves:
A. Rapidly B. Slowly
C. Both (a) & (b) D. None of these

17.  Slide movements and mud flow are distinguished by their:
A. Speed B. Gravity
C. Both (a) & (b) D. None of these

18.  Water plays a lesser role in:
A. Slide movements B. Creep movements
C. Both (a) & (b) D. None of these

19.  Mass movement is always taking place at the:
A. Vegetated area B. Bank of a stream
C. Less vegetated area D. None of these

20.  Mass movement's knowledge can help in:
A. Planning and policy making B. Break down of rocks
C. Both (a) & (b) D. None of these

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