Science

Doctorates degree has to be complete to write Dr. before you name. Go for Ph.D to be a doctorate in desired subject.

Not possible, your score is too low to get admission in such a reputed college.

Yes, 31st May is the last date to apply for ICAR.

Food science & technology is the study of how to optimize agricultural output, while food technology is the implementation of those improvements. The majority of food scientists and technologists work in research capacities for labs, companies or universities, but a considerable number of positions

It depends on your interests and career plan. The options after B.Sc in Biotech would be to do your Master's degree and then do your doctoral studies if you wish to be in the area of Research or a job in academia. Some options are available for getting a job in the area of Production control or Qual

Yes, you can easily get admission in BCA. BCA includes computer subjects and mathematics etc. You can go for that.
All the best.
Thank you.

No, CBZ is the combination of subjects related to biology group.

Yes you are eligible for this.