Zoology

According to your marks, you can get admission in any of the colleges. You need to check previous year cut-off list. Hans Raj Miranda House, Gargi, Maytari, etc. These are some of the colleges with the best zoology or botany department.

You can get into teaching or you can clear net complete your PhD and become a professor. You can work under various organisation for conservation of wildlife, etc.

You need to check the same with the college itself, as the college discloses the same only to students.

Yes, you are eligible for M.Sc Zoology.

Yes, you can apply but it will be very typical to continue after some months, but if you can manage then it depends on your interest.

Some of the best books for M.Sc Zoology entrance exam are mentioned below:
1) Zoology - A Complete Guide: M.Sc. Entrance Examination By Dr. Anita Sehgal (Author)
2) Post Graduate Entrance Exam Zoology By Arihant Experts (Author)
3) Zoology Paperback By Complied by: Khanna Editorial Team (Author)
Regards

Bachelor of Science in Zoology
Bachelor of Science in Biotechnology, Zoology and Chemistry
Bachelor of Science in Botany, Zoology and Chemistry
Master of Science in Marine Zoology
Master of Science in Zoology with specializations in Medical Microbiology
Master of Science in Zoology
Master of Philosophy in

Yes, you can as it depends upon the marks obtained by the candidate in the NET examination.