All elections provided for by this Charter, whether for the choice of officials or the submission of questions to the voters, shall be conducted by the election authorities prescribed by the laws of the State of Ohio, and the laws governing elections in general statutory plan cities shall apply to all elections except as provision is otherwise made by this Charter. A regular Municipal election for the choice of elective offices of the City shall be held on the first Tuesday after the first Monday in November in the year 1971 and on such day in the odd numbered years thereafter. The nominating petitions and ballots to be used in all Municipal elections shall bear party marks or designations.