World’s First Census was conducted at USA on : 1790
India’s first Census was conducted in : 1872
World population Day is on : July 11
The State with lowest sx ratio is : Haryana
Total Literacy rate in India is :65 .38%
The branch which deals with the study of Population : Demography
The second most populated state in India: Maharashtra
The least densly populated State is :Arunachal Pradesh