The soils of the equatorial regions deteriorate rapidly because of:
A.Strong winds
B.Absence of humus
C.Overgrazing
D.Heavy leaching
A.Strong winds
B.Absence of humus
C.Overgrazing
D.Heavy leaching
A.Tilt of the earth
B.Structure of rocks
C.Gradient of coast
D.Action of tides and currents
A.Valley glaciers
B.Continental glacier
C.Ice cape glacier
A.Fahrenheit and vice versa
B.40?C = 140?F
C.110?F = 43.3?C
A.100ft
B.150m
C.165m
D.250m
E.300m
A.Fjord shore line
B.Natural shore line
C.Ria shore line
A.Fair
B.Cold and variable
C.Warm and rainy
A.Altocumulus
B.Cirrocumulus
C.Altostratus
D.None of these
A.Dot maps and diagram maps
B.Density maps and isoline maps
C.All of the above
A.Glaciated region
B.Volcanic region
C.Arid region
D.None of above