Brief history of 1971 Census-uses of census historical background_how census is organised census law_first, population reult, How many are we, comparative size of population among different states of India, population size of the districts of Nagaland-average population size of a district in the states and union territories of inida, Village Dwellers and Town Dwellers, Are the number of men and women balanced, how old are we, of us can read and write, our mother tongue, Religion we follow, Scheduled castes and tribes, Our main activities, Summing up.