Tribes India 53 Education 47 Scheduled tribes 47 History 44 Politics and government 41 Agriculture 40 Rural development 39 Untouchables 37 Communication 36 Finance 36 Industries 36 Language and literature 36 Non-governmental organizations 36 Population 36 Transportation 36 Wildlife management 36 Tourist trade 35 Urbanization 35 Tribal sociology 27 Economic conditions 24 Social conditions 24 Sociology 22 Ethnology 16 Tribal development 14 Castes 13 Government policy 13 Caste 8 Races 8 Tribal studies 8