Carrying various posters stating 'Baloch students are missing', 'release abducted Baloch women', the protesters were seen chanting slogans such as 'stop Baloch genocide'.
Zahid Baloch is ex-chairman of the Baloch Student Organisation (Azad) (BSO).
He was abducted on March 18, 2014 in the premises of Balochistan University.
Citing police sources, the Dawn reported that unidentified gunmen picked up the official from Quetta's Sabzal Road area when he was on his way to work.
Chief Minister Sanaullah Zehri took notice of the kidnapping and directed the Inspector General of Police to ensure his immediate recovery.
A search operation was launched in various parts of Quetta to recover the Secretary.
(This story has not been edited by Business Standard staff and is auto-generated from a syndicated feed.)