The county board of education shall appoint as its executive officer a county superintendent of education who shall also be the secretary of the county board of education. As secretary he shall conduct all correspondence of the board, keep and preserve all of its records, receive all reports required by the board and see that such reports are in proper form, complete and accurate. He shall have the right to advise on any question under consideration by the board, but shall have no vote. In case the office of the county superintendent of education is temporarily vacant, or when the county superintendent of education is absent by reason of the nature of business in hand, or otherwise, the board shall appoint one of its members to act for the time being as secretary. The bond of the county superintendent of education shall be responsible for the faithful performance of duties by the member of the county board of education appointed to act as secretary in the absence of the county superintendent.