What changes were made by the Constitution (Thirty-first Amendment) Act, 1973, on "Subs. by s. 2, ibid. for "twenty-five members" (w.e.f. 17-10-1973)"?
The Constitution (Thirty-first Amendment) Act, 1973, substituted "twenty-five members" with a new expression in subsection 2, clause (2), of article 81. This new expression is not mentioned in the provided context.