pune the maharashtra public services commission mpsc will conduct a combined preliminary examination for maharashtra forest services maharashtra agriculture services and maharashtra engineering services from next year a notification issued by the mpsc on friday stated that during the application process for the common preliminary examination aspirants will be asked whether they would like to apply for one two or all the three categories of services the merit list will be prepared separately for each category the main examination will also be held separately for each department until 2020 the commission would advertise thrice for recruitment of class a and class b officers in the three state servicesa member of the mpsc students rights kiran nimbhore said the move will not benefit the students until this year a student could appear for the other examination even if she remained absent in one but from now she will get just one chance to appear for the exam nimbhore said