Question

who is the preciding officer of rajya sabha

Answer 1

The Vice President of India (currently, Venkaiah Naidu) is the ex-officio Chairman of the Rajya Sabha, who presides over its sessions. The Deputy Chairman, who is elected from amongst the house's members, takes care of the day-to-day matters of the house in the absence of the Chairman.

Answer 2

chairman and deputy chairman is the preciding officer of the rajyasabha...
Hope it helps you...