(a)A majority of members of Rajya Sabha are elected by a system of proportional representation by means of single transferable vote

(b)The Deputy Chairperson of the Rajya Sabha is nominated by the President from among the members of the Rajya Sabha

(c)The Lok Sabha cannot be dissolved before the completion of its five year term

(d)The members of Lok Sabha also vote in the election of the members of Rajya Sabha