B.Sc Zoology

M.Sc. in Biotechnology combines two of these disciplines, focusing on biology and chemistry along with principles of design and engineering.
Yes, you can pursue this course after B.Sc. in zoology.

After completion of your BSc Zoology degree, you can either go for postgraduate courses such as MSc Zoology, MSc Biotechnology, MSc in Life Science, MSc Microbiology, MSc Bioinformatics, MSc Botany, MSc (Hons) Microbiology, etc., or, you can opt for job profiles such as Animal Care Specialist, Conservationist, Wildlife Biologist, Zoo Curator, Wildlife Educator, Zoology Researcher, and Lab Technician.

It is not a professional degree, and for a job, you may have to take a test and attend interview. You can try for a job in the private sector.

In terms of jobs, biotechnology is having better prospects in India and abroad.

You will have to be a graduate to get a job.

Here are some of the best books for BSc Zoology students:BooksAuthorModern Text Book of Zoology: VertebratesKotpal R L, 2009Concepts of Genetics: Pearson New International EditionWilliam S. Klug, 2013Ecology and EnvironmentP.D. Sharma, 2007Advanced Practical ZoologyPS Verma | PC Srivastava, 2015Practical ZoologyKishore R Pawar, 2017Note: The information is sourced from external sites and may vary.

The criteria is that you must have completed your class 12th with 60% aggregate and 75% to 85% in your honors subject (Zoology, botany and chemistry). Zoology honors need 60% marks in chemistry.

Zoology is mostly related to animals where as agriculture is for plants n crops. You need to decide whether you are interested in handling blood and flesh or not. Both the subjects have their own benefits. Currently in India, agriculture has good prospects.

Try doing a paramedical course. Alternatively you can do MBA in Hospital management or Health care management.