Hello Gayathri!

After completing your graduation in psychology, you can pursue for a post-graduate degree, that is a Master's degree. Following that, you can further continue your studies and obtain a Doctorate's and Post-doctorate's degree. 

Also, there are various jobs that one can start doing after completing their graduation in psychology. Majority of students go on to work in human or social services. Some typical jobs are career counselor, psychiatric technician, rehabilitation specialist, case manage, child care worker etc.

Feel free to clear your queries and ask for more career advices.