All male citizens over twenty-one years of age who have been residents of the State for two years, and of the county, city, or town in which they reside for one year next preceding their being summoned to serve as such and competent in other respects, are WELL QUALIFIED to SERVE as jurors within the State. But certain persons are disqualified as not competent, such as idiots, lunatics, and persons convicted of bribery, perjury, embezzlement of public funds, treason, felony or petit larceny.