Hai aspirant, biotechnology is a field which is the combinations of many streams nameley chemistry, biology, mathematics and technology, this field has very good career, for admission in MSc candiates should have minimum 50 percent marks in graduation. There are different universities who conduct entrance like JNUEE by JNU Delhi
BHU Pet by banaras Hindu university
Aims
BITSAT by Bits pilani
TiSs Net by tata Institute of social sciences
DUET by delhi university
Each university has its own way of conducting entrance. Following are the syllabus which is mainly asked. Biomolecule
Principles of genetic engineering
Molecular genetics
Environmental biotech
Immunology
Bio technique.
Plant cell and tissue culture.
Microbial biotech
Some university also have section of English and general studies..
For more info
https://www.careers360.com/courses/biotechnology-course