Kolkata, April 18: The Calcutta High Court on Wednesday extended the stay on Panchayat poll process in West Bengal by one more day in view of the ongoing hearing of a case related to the polls while the argument over the role of the state poll body in conducting the election process intensified inside the courtroom. A single-judge bench of Justice Subrata Talukdar extended the stay on the poll process till Thursday morning, when the case will be heard again.