Jawaharlal Nehru University Delhi Answered Questions

Yes, you would be eligible for the course. The candidate is expected to have knowledge of Mathematics up to 10+2.
Candidates need to appear for the Entrance Test conducted by the University.
JNUEEE is the exam that is conducted for admission.
Details of the exam are as mentioned:
https://www.shiksha.com/university/jawaharlal-nehru-university/exams/jnuee?q=JNUEE&rf=searchwidget&landing=ep

Eligibility Criteria -
Qualification : CEEB
Other eligibility criteria
Candidate must have obtained a Bachelors degree under 10+2+3 pattern of education in Physical, Biological, Agricultural, Veterinary and Fishery Sciences or Pharmacy or Engineering/Technology or 4-years B.Sc. (Physician Assistant Course) or M.B.B.S. or B.D.S. degree from any recognized university.
Admission is based on the rank in the Entrance exam conducted by the University
https://www.shiksha.com/engineering/jnu-ceeb-exam

JNU is of course a good choice to do M.Sc. The university ranked 2nd in 2018 & 2017 and 3rd in 2016 among top universities in India by National Institutional Ranking Framework (MHRD).
Basically, MSc is an academic degree that's higher than bachelor's degree and lower than PhD. MSc graduates are very much in demand. You can get a respectable job in any specialisation of this field.
There are many colleges and universities that hire MSc graduates as a professor or lecturer.

Eligiblity: Pass Graduation with Mandatory Courses: BE / B.Tech, MBBS B.Sc Admission Process : Eligible candidates need to appear for the Entrance Test conducted by the University. Admission is based on the rank in the Entrance exam conducted by the University and Deprivation points awarded, if applicable. Separate merit lists are prepared for each category i.e. candidates belonging to SC, ST, OBC, PH categories.