you need to have biology as a compulsory subject for pursuing biotechnology. But the criteria may differ from college to college. Some may ask for maths as an additional subject but not compulsory. But, I think you can get into biotechnology course without mathematics as your 10+2 subject.

hello 

brati chakraborty 

yeah i will surely help you 

the mathematics is the madetory subject for the Biotechnology even you took PCB also the maths is essential 

so i think the provided information is helpfull

all the best