M.Tech Biotechnology

Yes Pavithra, you can apply for M.Tech in food biotechnology in ICT Mumbai with GATE biotechnology score. This marks the eligibility Crieterion for merit list.

Choosing a career always depends on the students, your passion leads you into the success, but career wise MBA (from top 25 colleges in India) is much better than biotechnology.

Yes, you can enter into M.Tech. but for that first you have to do M.Pharma and then after qualifying GATE you can get admission in M.Tech. in any of these branches you want.
to enter directly after B.Pharma you cam join M.Tech. in Nanotechnology in Delhi University for this you have t go through IIT-JAM and you can get admission in M.Tech. without M.Pharma. and from this course you'll get a chance to study in abroad like in Germany, Japan.

Yes, but you have to write JEE Mains.

The rank needed is below 3k.

For B.Tech, you need to qualify an entrance exam like JEE Mains and for M.Tech in IITs, GATE is must.