B.Sc Scope

It depends on your interests and career plan. The options after B.Sc in Biotech would be to do your Master's degree and then do your doctoral studies if you wish to be in the area of Research or a job in academia. Some options are available for getting a job in the area of Production control or Quality Analyst in organizations such as Biocon, You should be really good with your basics on concepts such as Fermentation technology, Bio-remediation etc. However, its worthwhile doing your Masters and your doctoral studies Ph.D. and then trying for a job. What really matters is your interest and the career plan that you have planned for yourself, whilst understanding your skills and what you are good at.

There are ample of options. You can do :
M.Sc in Zoology
M.Sc in Zoology (Hon. )
M.Sc in Applied Zoology
M.Sc. In Genetics
Even you can do M.Sc. Forensic Science or M.Sc. Health care sciences. You can also try for courses in diverse areas like software or management. MCA degree is a good option for B.Sc. Students. If you have a flair for management, look for MBA or PGDM programme. Short term courses in software. You can also go for job in government or private sector. If you are interested to make your career in Civil services then after completing Graduation you become eligible to apply for Civil services exam. This exam is conducted by Union Public Services Exam UPSC once in a year. Through this exam you can make your career as a IAS IPS officer. You can also choose your career as a research scientist in agriculture and fisheries. There is huge demand of zoologist in Fish farms, leisure centres etc. I am enlisting colleges which are known for Zoology. The Colleges are:
IISc Bangalore, IISER, NISER, LPU, Josephs College, Kerala, AMU BHU, JNU, DU
Lovely Professional University
Gargi College, University of Delhi
Deen Dayal Upadhyaya College, New Delhi
Acharya Narendra Dev College, Delhi
Garden City College, Bangalore
Christ University
Ramaiah University
MG Science Ahmedabad, Ahmedabad.

You can visit govtjobs.co.in for detailed information. So, to get a good Government job educational achievement is not mandatory. What you want to study is based on your own interest. If getting Government job alone is your primary goal first decide what type of job you like. Based on the liking, you study the subjects what you like. But, remember that government jobs are only merit based and for the highly deserving. You should compete with lot of people to get any government. Job. You can be a scavenger, gardener, tailor, machinist, carpenter, welder, cook, clerk, assistant, typist, data entry operator, lab attendant, lab assistant, lab technician, a scientist, an engineer, a teacher, an artist, a musician, etc. The list is unending. Decide your own interests, study accordingly and work hard to get the government job.