Out of the given options choose the most appropriate one to define 'Density of Population'.
Answer & explanation
Correct answer: option 4
The correct answer is Option (4) → Number of persons living in per square km of an area.
Density of population is the ratio between the number of people and the size of land. It is measured in persons per sq km: population divided by area.
Option (1) Number of live births in a year per thousand of population. — Incorrect. This is the crude birth rate (CBR).
Option (2) Change in number of persons of a territory during a specific period of time. — Incorrect. This is population growth, or population change.
Option (3) Ratio between the number of women and men in the population. — Incorrect. This is the sex ratio.
Option (4) Number of persons living in per square km of an area. — Correct. Number of people per sq km is the density of population.
NCERT (2026-27): “DENSITY OF POPULATION … Each unit of land has limited capacity to support people living on it. Hence, it is necessary to understand the ratio between the numbers of people to the size of land. This ratio is the density of population. It is usually measured in persons per sq km” |