Zoology

Take a look for Professional courses after B.Sc. -
M.Sc (physics, chemistry, maths, biology, botany, geology and zoology, Applied Biology, Bio-chemistry, Bio-technology, Molecular Biology, Genetics, Environmental Biology)
Post Graduate Courses - You can apply for Research based institutes for PG courses. Ph.D. go for integrated Ph.D. programme or prepare for csir NET. IISER - The value of IISER is really high in Science field. Regards.

The best colleges for M.Sc in Bangalore are:
1) PES University-fee 1.6L
2) Mount Carmel College-90K
3) Christ University-77K
4) Oxford Group-40K
5) IISC-18K
6) Garden City University-1.7 Lakhs

No, you cannot apply for M.Sc psychology with your B.Sc zoology degree. For applying in Osmania University College for Women you need to have passed B.Sc. (Zoology) with minimum 40% marks.

Please refer to the link provided below for a list of courses, which you can pursue along with your B.Sc in Zoology from IGNOU. You should be able to navigate to a course of your choice using the filters on the web page. https://www.shiksha.com/university/indira-gandhi-national-open-university-delhi-3030.

The higher studies options after M.Sc zoology are:-
1. Master of Philosophy in Zoology
2. Master of Philosophy in Life Science
3. Ph.D. in Zoology
4. Ph.D. in Life Science - If you want to be a lecturer, you can appear for NET (National Eligibility Test) after your M.Sc. You could also try to get a government job for which entrance exams are available.

For M.Sc Zoology, DU & BHU are kind of best universities followed by JNU. You can also opt for integrated M.Sc, Ph.D from various institutes like TIFR, IISER, etc., by clearing various exams.

For becoming a zoologist, you have to first complete 10+2 with PCB subject then you can take a Bachelors course in zoology.