Community And Human Science

A society is mainly defined as a collection of individuals. It consists of individuals belonging to male and female and different age groups. The sex ratio in the society strike balance. The vital activities such as the birth, growth and death and going on in the society as long as the society is there. The immigration and emigration and the birth and death of the population also strike balance of the population in the society. But the improvement in the medical facilities increased the average life span of the individual there by lead to the population explosion.