Science

M.Sc. Botany is a postgraduate course for continue studies in the subject of Botany as a part of Life Sciences subject at Graduation Level. you can pursue this course ( M.Sc. Botany )in Odisha by following Private colleges (or university)-
1 Ravenshaw university
2 AIPH university
3 C. V. Raman Global University
4 Centurion University of Technology and Management
5 Vikram Deb Autonomous College Jeypore
6 Kalinga Institute of Social Sciences
7 Khallikote Autonomous College

The fees of Karnataka university of nursing offers B.Sc nursing post basic to the students took admission under government quota is INR 6250 (tuition fees + misc. fee).
Total fees of post basic is INR 4280(tuition fee + Misc. fee).

Cut off for MSc mathematics at Jadhavpur University is around 360 marks with slight variations to other reserved categories.

Here are some government colleges, where you can admission on the basis of JEE score:
Delhi Technological University (DTU)
Sardar Vallabhbhai National Institute of Technology
IIT Kanpur
NIT Surathkal
and many more

You have to take NEET exam. And fill the admission form with NEET score and on the basis of that your admission will be taken.

Cut off to get the required course at BHU is
General -295
OBC-171
SC-42

Marks around 190-197 could be safe to get admission in the required course at Anna University.

It's a 3 year programme and tuition fee charged for this course is around INR 22,660 per annum.

Yes , you can
50% in graduation and mathematics as one of the subject in your course.

The cutoff for the above is not mentioned on the website or other resources but it's admission is on the basis of entrance conducted by University