Q. 54.1( 16 Votes )

(A) Compare and c

Answer :

(A) The population density is a measurement of population per unit area or unit volume. The population density of Figure (a) is 7 persons per sq. km and of Figure (b) is 18 persons per sq. km. Figure (a) has a lower sex ratio while Figure (b) has a higher sex ratio.


(B) The sex ratio of Figure B would 1250.


Explanation: The sex ratio is the ratio of males to females in a population. In the figure, there are 10 females and 8 males. If one figure represents 100 people (given in the question), then there are 1000 females and 800 males. Since sex ration refers to the number of females per 100 males, it is 1250 for Figure B.


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