Marginal groups are those groups of our society, which remained backward for a long-long time due to social and economic reasons.
Brief description of these groups is given ahead :
1. Scheduled Castes: There is no clear constitutional definition of Scheduled Castes. But we can only say that these castes are related to those people who were behaved like untouchables. According to Census of 2011, their population in India was 15% of the total population of the country.
2. Scheduled Tribes: There is no clear constitutional definition of Scheduled Tribes as well. These are exploited tribes of society. They were remained away from our society due to their backwardness. According to Census of 2011, their population in India was 7.5% of the total population of the country.
3. Backward Classes: They are not defined by the Constitution as well. Actually this is the weakest class of our society. According to Mandal Commission, their population in India was 41% of the total population of the country.
4. Minorities: Minorities are those people from religious or linguistic point of view, whose numbers are less in the country. According to Census Survey of 2011 they are around 18.42% of the total population of the country.