Question

who are scheduled caste and sheduled tribes? why are they called SC/ST? Who is responsible for their miserable plight and backwardness

Answer 1

The schedules castes and the scheduled tribes ( prevention of atrocities) act , 1989.

SC Scheduled Castes
ST Scheduled Tribes

Answer 2

scheduled caste and Scheduled Tribes are weaker sections of society they were people below poverty line the number is less they were called as SC and ST because SC stands for scheduled caste and ST stand for scheduled tribes their number in the society is less therefore they were miserable plight and have backwardness for this scheduled caste and Scheduled Tribes government reserved some constituencies especially for them