Science

With a degree in microbiology, you can get opportunities in various fields like:
1. Healthcare organizations.
2. Forensic science laboratories.
3. Environmental organizations.
4. Higher education institutions.
5. Food and drink.
6. Publicly funded research organizations.
7. Pharmaceuticals and many other industries.
In the medicine and health care field, your work is usually associated with prevention and treatment of illnesses linked with microbes. There are various universities and institutions employ microbiologists as teachers and researchers.

Hello Prachi,
You can opt for engineering. These are the traditional streams students choose. Some new streams are also in demand nowadays like nanotechnology, agriculture
Students are also moving in fashion designing and interior designing. Research oriented students can go for KVPY and get into institutes like IISC or IISERs.
There are courses like mechanical/ electrical and computer Science in engineering to newer ones like hotel management and fashion designing. You can opt for any of these as per your interest.
I hope it helps. If so, kindly upvote this answer.If you have any further questions, kindly revert.

There are various exams like AIEED, UCEED, etc. through which you can get admission in a good college for fashion designing course. Their forms will be out in the month of October or November.

Mathematics & Computing Engineering is an mix of mathematics with computer science and financial engineering. The course provides students with comprehensive theoretical knowledge and also practical training in computer science, numerical computing and mathematical finance. Core subjects in this are-
Core subjects
Introduction to computing
Basic Electronics Laboratory
Matrix Computations
Computer networks
Computer organization and architecture
Data structures algorithms

You can check on below colleges:
All India Institute of Local Self Government - AIILSG Kochi
DGMMES Mampad College
SIAS
University of Calicut
Silver Arts and Science College

You should refer prospectus of college. Different colleges have different fee structure.