M.Sc

Refer the link:
http://www.du.ac.in/du/uploads/pg-courses/MScGenetics.pdf

Doing correspondence will not give you much importance and weightage to the exam.

Refer the link:
https://www.shiksha.com/science/mcaer-cet-exam-syllabus.

AMU Entrance Exam M.Sc. (Wildlife Sciences) 2019 Eligibility Criteria:
Three year Bachelors degree obtained in regular mode from this University or any recognised university or institution with at least 55% marks in aggregate or equivalent grade in any discipline of : Biological Sciences / Life Sciences.

Course Duration of Master of Science [M.Sc] (Zoology) is 2 Years.
Age - No age limit
Minimum Percentage - 50%
Subjects Required - Bachelors Degree with Medical and Allied Science, Bioscience and Life Science as compulsory subjects.

Admission process:
Course Fee - Up to INR 2,000 to 18,000 per month
Average salary - Approx. upto INR 2 to 24 Lacs per annum
Top Recruiting Companies - Nutrition, Branding, Marketing, Research, etc.

Study centers:
SK Education Academy.
Hesaraghatta Main Road, Bagalakunte.Annamalai University learning Center. 100 Feet Ring Road, JP Nagar 6th Phase.
Profcyma Career Solutions LLP.
Sri Sai Correspondence College.
ABM Institute.
Padhai Likhai Educational Solutions Pvt. Global Institute.Kumar's Medical & Psychological clinic.

Please elaborate further about GU, because there are so many universities using the GU abbreviation.

You can directly take admission in Amity by donation else you have to give one simple exam conducted by Amity in which you have to score just average and you will get the admission.

If you do M.Sc. from IIT Roorkee, then it's a high probability that you will land up in a job. For more information, please visit this link. https://www.iitr.ac.in/departments/MA/pages/Placement_Statistics.html