The term of office of directors of districts of the second class shall begin, and the board shall organize, as provided in *RCW
28A.315.500. At the first meeting of the members of the board they shall elect a chair from among their number who shall serve for a term of one year or until his or her successor is elected. The school district superintendent as defined in RCW
28A.150.080 shall serve as secretary to the board. Whenever a district shall be without the services of such a superintendent and the business of the district necessitates action thereby, the board shall appoint any member thereof to carry out the superintendent's powers and duties for the district.