before placing the question you must know that none of the NIT i.e NATIONAL INSTITUTE OF TECHNOLOGY are govt. institutes like IIT not private no nit are private
Nits are the egg stage of lice. They attach to the hair and feel bumpy. Lice treatments will destroy the eggs. Follow manufacturer's directions...and quickly!
you need a nit comb and comb through every day if it doesn't work after a while and there still there get headlice theropy and regulary condition your hair and leave the conditioner in then comb...