B.Sc

General Eligibility Criteria for Indian students for B.Sc Course
There minimum age to join this course is 18 years. There is no upper age limit. Many colleges demand that students should have a domicile certificate.
Academic Eligibility Criteria for B.Sc Course
Students who have cleared their class 12 with more than 55 percent marks can apply for this program.
Few reputed universities conduct entrance exams for admission into their B.Sc. courses.

Please refer to the link provided below for a list of appropriate B.Sc entrance exams in India. You can refer to this list and select the correct B.Sc. entrance exam.
https://www.shiksha.com/science/articles/top-bsc-msc-entrance-exams-in-india-blogId-13484

Please refer to the link provided below for a list of appropriate B.Sc/M.Sc entrance exams in India. You can refer to this list and select the correct B.Sc. entrance exam.
https://www.shiksha.com/science/articles/top-bsc-msc-entrance-exams-in-india-blogId-13484

Please refer to the link provided below for a list of top colleges which offer courses in paramedical technologies in India. You should be able to navigate to a college of your choice using the filters on the web page.
https://www.shiksha.com/medicine-health-sciences/paramedical/colleges/colleges-india

Please refer to the link provided below for a list of top universities which offer distance courses in Management in India:
https://www.shiksha.com/mba/articles/top-10-institutes-for-distance-correspondence-mba-blogId-6301

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You could pursue a distance education course, however a regular course would serve you better as it holds more value in the market. If you are working, you could do an executive course where your work experience would also be considered.

For taking admission in 2018 all you need is to have is HSC or equivalent from a recognized board.

M.Sc. Wildlife sciences course eligibility:
The candidate should have completed their B.Sc. degree under any registered university in subjects like veterinary, forestry, agriculture and environmental sciences in science stream.

It depends on your interest and capability. Think and chose only the best. You can search on Google for the courses and syllabus, and you will get an idea.