Bihar is celebrating its centenary statehood day today. This was the day -100years ago when Bihar and Orissa were carved out of the Bengal presidency. Several colourful programmes have been organized in the state to mark the occasion. AIR Patna correspondent reports that the state song and prayer have been composed for the first time in the state on this occasion .The new Prayer will be sung from today by children of schools throughout the state. Chief Minister Nitish Kumar said the state song and prayer would provide a new identity to the people of the state