Hello,
Yes Biotechnology is a good course. You can go for BTech in biotechnology or B.sc in Biotechnology.

BSc Biotechnology is a 3- year undergraduate course, involving an advanced study of the cellular and biomolecular processes for the development of a variety of technologies and products that contribute to improving peoples lives and health.
Here's a list of BSc Biotechnology colleges in India https://university.careers360.com/colleges/list-of-bsc-in-biotechnology-universities-in-india

B.tech Biotechnology is a 4 year undergraduate course which aims to provide knowledge regarding the integration of biology and technology and the application of the same in real life. It is a field of applied science which requires the usage of organisms, principles of chemical engineering and bioprocessing.
Here's a list of B.tech Biotechnology colleges in India https://university.careers360.com/colleges/list-of-bsc-in-biotechnology-universities-in-india?degree=B.E%20/B.Tech

Hope it helps

Every course is best in their way , the thing is in which course you have interest only that matter. If you have interest in biotechnology then simply go for it don't worry  whether it is good or not because you should do that thing which is based on your interest and after doing you get happiness and satisfaction . There is good scope in biotechnology don't worry . Go for it . Hope it will help.