___________ refers to the estimated no. of years of an average person is expected to survive.

The_______ is the no.of  live births per 1000 population.

Age specfic sex ratio started in_____.

According to 2001 census the lowest child sex ratio found in_____.

An essay on the principle of population was written by_____.

The proportion of persons in different age groups_____.

The _______ is the  no. of details of the babies before the age of one.

The first modern census conducted in the year_____.

In which year Family welfare programme introduced in Punjab ?

Largest census in the world_____.