"Pass the bill for reservation in promotion first," the BSP members shouted.
Amidst the din, a report of a select committee on the Lokpal Bill and other papers were tabled.
A constitutional amendment bill to provide reservation in promotion to the Scheduled Castes and the Scheduled Tribes is listed for passage in this session.
Bharatiya Janata Party members were also on their feet, demanding debate on FDI in retail.
The house was then adjourned till 2.30 p.m.