As soon as the speaker made obituary references to the victims of the Dhubri boat tragedy and other accidents, TRS members K Chandrasekhara Rao and Vijayashanti and TDP member Ramesh Rathore trooped to the Well waving placards.
TDP leader Nama Nageshwar Rao was seen standing in the aisle with a banner in support of a separate Telangana.
The agitating members continued to raise slogans as the Speaker went ahead with the Question Hour.
Irked over the Chair's determination to go ahead with the proceedings, Vijayashanti stepped up the charge by addressing the Prime Minister and demanded that he tell the House when a separate Telangana would be carved out.
Singh was seen exchanging notes with the Leader of the House and Finance Minister Pranab Mukherjee. UPA chairperson Sonia Gandhi had just entered the House and taken her seat.
As slogan shouting continued, the Speaker adjourned the House till noon.