The Board of Fire and Police Commissioners shall appoint all officers and members of the Fire and Police Departments of the Municipality except the Chief of Police and the Chief of the Fire Department who shall be appointed by the Mayor, and shall carry out such other duties as may be assigned to them by ordinance. All appointments to each department other than that of the lowest rank, however, shall be from the rank next below that to which the appointment is made. The Board shall, if requested by the Mayor, screen and test applicants for Chief of Police in the same manner as applicants for the police force and shall report on the results thereof and the permanent rank which will be given to each applicant. The Fire and Police Commissioners shall hereafter perform and strictly carry out all of the terms and provisions contained in the Board of Fire and Police Commissioners Act which are made a part of this Chapter to the same extent as if set forth herein. (Ord. 0-17-70, 7-13-1970; amd. 1978 Code)