Banaras Hindu University

It means, you need to have passed a Bachelor's degree in either Arts, Engineering, Commerce stream.

Hi Rachna,
Admission in the above course is through counseling based on the rank obtained in Banaras Hindu University Postgraduate Entrance Test (BHU-PET) conducted by the university.
https://www.shiksha.com/humanities-social-sciences/languages/course/m-a-in-english-banaras-hindu-university-varanasi-299390

The course fees is Rs 3167 for 1st year.

You must have Chemistry as one of the subjects in your graduation, to pursue MSc in Zoology.
To see the detailed criteria, please click this link-
https://www.shiksha.com/science/course/m-sc-in-zoology-banaras-hindu-university-varanasi-272041

BHU PET 2019 Exam Dates-
BHU PET 2019 Important exam dates are tabulated below:
BHU PET 2019 Online Application begins February 10, 2019
Last Date to apply online March 9, 2019
BHU PET 2019 Exam Date May 12 to 21, 2019
BHU PET 2019 Result date (tentative) June 2019

Yes, you can get, please visit their site.

For admission in BPA course, you need to either have 10+2 or equivalent examination or a Graduate/Postgraduate Degree; and (b) Vocal Music (Hindustani, Dhrupad)/Instrumental Music (Sitar/Violin/Flute/Tabla)/Dance (Kathak/Bharatnatyam) as one of the subjects in any of the above courses and the candidate is passed in this subject also; or passed 3-Year Diploma in Vocal Music (Hindustani, Dhrupad).
For more details visit: https://www.shiksha.com/arts-fine-visual-performing/music/course/b-p-a-in-vocal-north-indian-classical-music-banaras-hindu-university-varanasi-271497

For admission in M.A. in Ancient Indian History, Culture and Archaeology you need to have B.A.(Ancient History) , B.A. (Hons) as mandatory subject.

Please refer the link to know the detailed eligibility: https://www.shiksha.com/humanities-social-sciences/economics/course/m-a-in-economics-banaras-hindu-university-varanasi-263347

The eligibility is, you need to have passed graduation with 50%. You need to appear for BHU Postgraduate Entrance Test (BHU PET) conducted by the university. Admission is through counselling based on score in BHU Postgraduate Entrance Test (BHU PET).