<br/>LS speaker Mrs Meira kumar has stressed the need for evolving an effective solution to prevent frequent disruption of question hour in parliament and state legislatures. <br/><br/>Inaugurating 75Th conference of the presiding officers in Srinagar today She said that question hour is the primary device available to members to demand the government to explain its acts of om mission and commission and also its stand on variety of subjects of importance and its inviolability should be maintained.She also called for making committee system more effective to promote accountability and good governance.<br/><br/>Our Srinagar correspondent adds that the two subjects are focus of the agenda of the two day conference.