7. Teaching of the University.-(1) All recognized teaching in connection with the University courses shall be conducted through the colleges and through departments maintained by the University, subject to general control of the Vice-Chancellor and shall include lecturing, work in laboratories or workshops, and other teaching work conducted in the University and the colleges by the University professors, professors, readers, lecturers and the teachers in accordance with any syllabus prescribed by the Regulations.   76] Part I Manual of Bihar Universities Laws [Sec. 8-9 (2) The authorities responsible for organising such teaching shall be prescribed by the statutes. (3) The Courses and curricula shall be prescribed by the regulations. (4) In addition to recognized teaching, tutorial and other supplementary instructions shall be given in the colleges subject to the control of the University, or in the department maintained by the University. (5) (i) It shall not be lawful for the University or for any college to maintain classes for the purposes of preparing students for admission to the University. 1[(ii) In the Faculties of Arts, Science and Commerce, the University shall prescribe e the Syllabus, conduct teaching, hold examinations and publish results of Graduate and above standards. Provided that until separate arrangement for Intermediate Education is made, the College shall, under the general direction of the Bihar Intermediate Education Council continue the teaching work etc, of this standard. [(iii) The graduate course shall be of three years duration.] Legislative changes (after 1982)-Clauses II and III of sub-section (5) of this section which have undergone changes by Act 18 of 1993 or Ordinance 15 of 1993 (in case of clause III) originally read as follows: �(ii) In the Faculties of Arts, Science, and Commerce, the University shall prescribe the syllabus, conduct teaching, hold examination and publish results upto Intermediate standard till the Bihar Intermediate Education Council is established and notification in that respect is published in the official gazette: Provided that until separate arrangement for Intermediate education is made the college shall continue the teaching work, etc of this standard as before, under the general direction of Intermediate Education Council. (iii) Intermediate course shall be of two year� duration at the end of which there shall be a public examination.� Clause III was substituted by Ordinance 15 of 1993 and it reads as follows:- �(iii)�The graduate course shall be of three years� duration. The course of studies and the conduct of examination shall be in accordance with statutes, rules and regulations made in this regard from time to time.�