. Write few points to remember aboout Human Population
Few Terms to Remember:
i. Human population: The sum total of human beings on earth.
ii. Demography: The scientific and statistical study of human population. It deals with population growth, its composition (age, sex ratio) and its distribution in space.
iii. Population density: The number of individuals per square kilometre (km2) at any given time.
iv. Birth rate (natality): The number of live births per 1000 individuals of population per year.
v. Death rate (mortality): The number of deaths per 1000 individuals of population per year.
vi. Population growth rate: The difference between the birth rate and the death rate.
vii. Census: The official data of registered number of people in a selected area.
viii. Total fertility rate (TFR) is the average number of children that would be born to a woman during her lifetime. The total fertility rate varies from region to region.