Masters

Hi Sourabh,
The M.Sc Marine Biology in Pondicherry University, Puducherry (Approved by UGC) is a 5-year duration course and it aims to develop man power in the field of marine biology.
Eligibility: A pass in the B.Sc Degree examination in Life Sciences (Zoology, Botany, Biochemistry, Marine Biology, Microbiology, Biotechnology, and Fisheries and Aquaculture) with not less than 55% of marks in Part III.
The selection of candidates for admission to the M.Sc Marine Biology programmes will be based on the marks obtained in the entrance examination only.

Hi,
MA in history from BHU is a good.
As you have done your BA from DU you should try for DU first.
I would like to give you a personal opinion, as you have done your BA in history, you can option for MA in archaeology if you are interested.
The colleges to pursue archaeology are-
ICHR, New Delhi
Archaeological Survey of India, Delhi
MS university of Baroda
Mumbai University
University of Madras, Department of Indian History and Archaeology
Banaras Hindu University

Hi,
The following link will give you a clear idea about the eligibility, exam pattern and courses.
https://www.google.co.in/amp/s/www.shiksha.com/humanities-social-sciences/exams/amp/tiss-bat#ampshare=https://www.shiksha.com/humanities-social-sciences/exams/tiss-bat