(2)Election of the members specified in clause (b) of sub-section (1) shall be held in accordance with the system of proportional representation by means of a single transferable vote, in such manner as may be prescribed:Provided that where the number of Muslim Members of Parliament, the State Legislature or the State Bar Council, as the case may be, is only one, such Muslim Member shall be declared to have been elected on the Board:Provided further that where there are no Muslim Members in any of the categories mentioned in sub-clauses (i) to (iii) of clause (b) of sub-section (1) the ex-Muslim Members of Parliament, the State Legislature or ex-member of the State Bar Council, as the case may be, shall constitute the electoral college.