21.

LIST I (Concepts)	LIST II (Definitions)
(a) Continuum Urban Areas	(1) Groups of towns of decreasing but approximately equal size and importance.
(b) Losch Model	(2) Relationship between the largest city and second largest city.
(c) Urban Hierachy	(3) Various hexagonal systems operate at diferent levels and are superimposed on each other.
(d) Primate City	(4) Gradual and continuos decrease of urban population size with decreasing rank.

• a-4 , b-3 , c-1 , d-2

• a-2 , b-1 , c-3 , d-4

• a-3 , b-2 , c-4 , d-1

• a-1 , b-4 , c-2 , d-3

Which one of the following authors used the formula d_x = d_o e^-bx  where d_x represents population density (d) at a distance x from the city centre d₀ the centre desnsity , e an exponent of distance and b the density gradient , to describe the pattern of population density in any city ?

• C. Clark

• B.J.L. Berry

• J.W. Simmonds

• W. Isard

Which one of the following figures of total population of India (2011) is correct ?

• 1 , 21 , 08 , 54 , 977

• 1 , 21 , 04 , 74 , 877

• 1 , 21 , 03 , 64 , 957

• 1 , 21 , 05 , 44 , 777

The rapid growth phase of Indian population was lying between which of the follwoing time periods ?

• 1901 - 1921

• 1921 - 1951

• 1951 - 1981

• 1981 - 2001

The second doubling period of Indian population was lying between which of the following time periods ?

• 1650 - 1850

• 1750 - 1950

• 1850 - 1930

• 1850 - 1950

Which one of the following agricultural geographic approaches is correct to study crop - diversification ?

• Commodity 

• Systematic

• Regional

• Behavourial

Which one of the following soils is commonly known as 'self - mulching soil' ?

• Grey soil

• Red soil

• Brown soil

• Black soil

The concept of linear market price boundary between the market areas of two competing firms was given by :

• A. Weber

• T. Palander

• E. Hoover

• A. Losch

Which one of the followng factors is not a reason for government to concentrate on transport policies ?

• Social

• Economic 

• Cultural

• Political

Which one of the following industries is called as heavy engineering industry ?

• Heavy Electricals

• Heavy Machinery

• Glass

• Iron and Steel