Preparations have been made for mock drills at 20 places in Punjab on Wednesday, officials said here. Punjab Finance Minister Harpal Singh Cheema on Tuesday said mock drills will be carried out at 20 places in the state on Wednesday, including Ferozepur, Ludhiana, Amritsar, Bathinda, Gurdaspur, Hoshiarpur, Jalandhar, Patiala, Pathankot, Barnala and Mohali.