Central Place Theory was first presented by Walter Christaller in:
A.1939
B.1934
C.1935
D.1930
A.1939
B.1934
C.1935
D.1930
A.Shape
B.Area
C.Distance
A.Yellow stone park U.S.A.
B.Naples in Italy
C.Indonesia
A.Erosional feature
B.Depositional feature
C.None of these
A.Remote sensing technique
B.Stereoscopic devices
C.Both (a) and (b)
A.Deflation
B.Abrasion
C.Attrition
D.None of these
A.Nitrogen
B.Oxygen
C.Hydrogen
A.Straight line to focus
B.Epi centre
C.Focus point
A.Increases salinity
B.Decreases salinity
C.No effect on salinity
A.Sizigy
B.Quadrature
C.None of these