Yes, but it should be based on finacial status and not caste. There are several SC's ST's who are wealthy and still misuse the caste-based reservation.
Combination of economic criterion, very verifiable caste based reservation and bound to one generation and / or proof of socio-economic advancement / betterment
Reservations are needed but the beneficiaries need to be properly identified. Focus must be on empowering through quality education from the primary classes not by offering reservations on a higher level
Difficult to do away with caste based reservation entirely for now. We should start enabling backward community and this is a long process before we can let go of caste based reservations
Yes, but people who have already benefited with the reservations should stop using it for their next generation. The whole purpose of reservation is to get the downtrodden on par with others.