Lok Sabha was on Thursday adjourned till 12 noon due to noisy protests by opposition parties demanding a discussion on the voter roll revision in Bihar and other issues.

When the House met at 11 am, opposition MPs, including those from the Congress, were on their feet, raising slogans and showing placards with their demand for discussion on Special Intensive Revision (SIR).

Initially Speaker Om Birla tried to continue the business of the House - 'Question Hour' by allowing members to ask questions related to the Smart City Mission.