Beginning upon the expiration of the term of the Adjutant General serving in office on the date of the ratification of the provisions of this paragraph, the Adjutant General must be appointed by the Governor, upon the advice and consent of the Senate. The appointed Adjutant General shall serve for a term not coterminous with the Governor and may be removed only for cause. The General Assembly shall provide by law for the term, duties, compensation, and qualifications for office, the procedures by which the appointment is made, and the procedures by which the Adjutant General may be removed from office