For MAPolitical Science admission is done in  two ways either through merit i.e. based on your percentage in your undergraduate studies or through the entrance test

There are in total 502 seats in DU for MA Political Studies where 127 is for general based on merit and 127 for general based on entrance exam, the whole seat matrix can be accessed on the link provided below

http://www.polscience.du.ac.in/web4/uploads/PDF/syllabus/MA%20Political%20Science%20CBCS%20Syllabus%20July%202018.pdf