Who administers the oath to the Speaker Pro Tem of the Lok Sabha?

The Speaker Pro Tem is appointed by the President of India to preside over the first session of the newly-elected Lok Sabha, after the Speaker of the previous Lok Sabha vacates office. The President administers the oath to the Speaker Pro Tem, who is usually the seniormost member of the House. The Speaker Pro Tem has the responsibility to swear in the newly elected members and facilitate the election of the new Speaker. Once the new Speaker is elected, the role of the Speaker Pro Tem concludes.