It was not a social problem in the past to have a differential treatment by certain sections of population on the basis of rigid caste system. The focus of attention has been changed and the implications of caste system in political, educational, religious, family and marriage and economic activities are considered as undesirable and undemocratic.
The caste determines one's occupation, social participation, role and status in various social situations with functional emphasis on an individual. It brings solidarity, unity and integration in intra-caste people. People develop 'We' group feeling among themselves, taking the persons of other castes as 'They group."
The origin of the word caste found differently. Some says that “caste” meaning lineage. In other books it is written that it is from Spanish word “Casta” meaning breed or race. It means that the people of the same caste belonging to the same race.