hello aspirant,

NO, you will not be eligible to do MA in Political science if you leave college in 3rd year of BA in Political science as the eligibility criteria for MA pol science says that candidate must have complete under graduation in BA Pol science to be eligible for MA Pol science.

Further, the eligibility criteria for MA in Political science is as follows :

MA Political Science aspirants must have completed their undergraduate studies in Political Science from a recognised University in India . Candidates must have a minimum of 50% marks in all the three years combined to be eligible for MA Political Science admission.

Further, to know more about the MA political Science, you can follow the below mentioned link to know more about it : https://www.careers360.com/courses/political-science-course

I hope that this will help.