What can i do after graduation in biotechnology

After completing the graduation in Biotechnology Either you can for higher studies or you can take up the job. If you are interested in further studies then Some of the courses you can prefer as per your interest after graduation:
Integrated PhD courses
Master of Philosophy in Biotechnology
Master of Science in Applied Biotechnology
Master of Science in Zoology (Animal Biotechnology)
Master of Science in Biotechnology etc.

If you are interested in job then the option you can prefer:

Agriculture Industries
Agro Based Industries
Aquaculture Industries
Chemical Industries etc.

Good Luck!