Hello Arunima

MBBS and B tech are both separate fields.

Btech is bachelor of technology,  the course is concerned with engineering field whereas mbbs is bachelor of medicine and bachelor of surgery.

Mbbs is a medical course .

Doing both the courses together is not possible or one after other is of no worth .

You must choose any one field.  For  b tech course mathematics subject is core subject  while for mbbs biology is core subject along with  it you will have to appear for  neet exam , which is entrance exam for all medical courses.

For b tech course eligibility is to have passed class xii with physics,  chemistry and mathematics with minimum 50% marks.
For mbbs course , the candidate must have passed class xii with physics, chemistry and biology with minimum 50% marks.
English is core subject and common for both .
B tech is four years Course whereas mbbs is 5 years and 6 months course.

Hello Arunima

MBBS abd B tech are both separate fields.

Btech is bachelor of technology,  the course is concerned with engineering field whereas mbbs is bachelor of medicine and bachelor of surgery.

Mbbs is a medical course .

Doing both the