A teacher is teaching the concept of density of population in a city at the elementary level. Which of the following information should she provide for clarity of the topic (A) Number of people living in the city (B) Area of the city (C) Population pyramid of the country Choose the correct option.?

Option 1 : Only (A)

Density of population, is expressed as number of persons per unit area.

• The density of population is expressed as the average number of people living in one square kilometer.
• Population density is calculated as the number of persons per unit area or per square kilometre.
• It helps in getting a better understanding of the spatial distribution of population in relation to land.
• The population density of India in the year 2001 was 324 persons per sq km.
• Densities vary from 904 persons per sq km in West Bengal to only 13 persons per sq km in Arunachal Pradesh.
• Among the northern Indian States, Bihar (1102), West Bengal (1029) and Uttar Pradesh (828) have higher densities, while Kerala (859) and Tamil Nadu (555) have higher densities among the peninsular Indian states.
• Only Bangladesh and Japan have higher average population densities than India.