6. (1) Subject to the provisions of this Ordinance, a nominated or appointed member of the Board, other than the Chairman shall hold office for a term of three years from the date on which his name is published by notification under section 5, and may, on the expiration of such term, be eligible for re nomination or re appointment. (2) The Principal, Headmaster or Headmistress nominated by the Government under clause (vi) or clause (vii) or clause (viii) or clause (ix) of section 4, or a University Professor ¹[nominated by the Vice-Chancellor concerned under clause (ii)] of section 4, shall cease to be a member as soon as he ceases to be Principal, Headmaster, Headmistress or University Professor, as the case may be. ²[(3) Any member of the Board may resign his membership by a letter addressed to the Chairman, and, in the case of the Chairman, he may resign his membership by a letter addressed to the President: Provided that the resignation shall not take effect until it is accepted by the President or the Government, as the case may be. (4) The President or the Government may, at any time by order in writing, remove the Chairman or any member of the Board appointed or nominated by him or it from his office if the President or, as the case may be, the Government considers such removal necessary or expedient in public interest or in the interest of the Board. (5) The President, in the case of a member nominated by the Vice-Chancellor of a University, and the Government, in the case of a member nominated by the Director of Public Instruction or the Director of the Technical Education, may, at any time by order in writing, remove such member from his office if the President or, as the case may be, the Government considers such removal necessary or expedient in public interest or in the interest of the Board.]