Population - Class 9 - Social Science
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Extra Questions - Population | Contemporary India - I | Social Science | Class 9
The number of persons per square kilometre is known as the population density of a place.
A density
B distribution
C square kilometre
D unit area
The correct options are:
A: density
D: unit area
Population density is defined as the number of persons per unit area. This density is typically measured by calculating the number of people living in a square kilometre.
Which of the following is/are the major social groups found in Sri Lanka?
A) Swahili
B) Sinhalese
C) Tamil
D) French
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Sign up nowDefine the following terms: [5 MARKS] (a) Birth rate (b) Death rate (c) Rate of growth of population (d) Population density (e) Exhaustible resource
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Sign up nowFind the median of the following data.
\begin{tabular}{|c|c|c|c|c|c|} \hline Class interval & $0-20$ & $20-40$ & $40-60$ & $60-80$ & $80-100$ \ \hline Frequency & 5 & 11 & 12 & 13 & 9 \ \hline \end{tabular}
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