CBSE 12th

Hello Shilpi,
These days, there are many courses available to do after class 12th Maths. Some of the courses are mentioned below:
B.Tech / BE - If you are interested in Engineering, you can choose this course. It would help you to make you career more successful. MBBS If you want to become a Doctor you can choose this option by doing MBBS. B.Sc. - You can choose B.Sc. And follow up on your choice
Bio Chemistry - If you are good in Biology you should choose this course and it is also consider a best and popular course in the recent years. Bio Technology - This course is based on Biology Technology for those students who have some good knowledge about Bio and technology. BDS This course is for those who wants to become dentist.
B.Sc Biology
B.Tech
B.Sc Maths
B.Sc Physics
NDA
B.Sc Microbiology
B.Sc Biotechnology
B.Sc IT
B.Sc Nursing
B.Sc Biochemistry
B.Sc Chemistry
Purely medical courses like MBBS, Biology and BDS does not have the compulsory requirement of mathematics, but if you are good at it, then use your skills to score more in class 12th exams, so that it will help you in maintaining the rankings. Also, Physics is the compulsory subject for medical, which has a lot of applications of mathematics. So, you must have the knowledge of Maths.

Please check for your eligibility to pursue a course in genetic engineering from the criteria mentioned below:
Eligibility for B.Tech in Genetic Engineering:
For admission to B.Tech Genetic Engineering course, the candidate is needed to have passed the Higher Secondary School Certificate (10+2) examination from a recognized Board of education with Biology, Physics and Chemistry as main subjects with a minimum aggregate score of 60%. Candidates having a Bachelor's degree in Science or Molecular Biology are also eligible to apply. There are over 2 Genetic Engineering colleges in India. Please refer to the link provided below for a list of these colleges. https://www.shiksha.com/engineering/colleges/genetic-engineering-colleges-india.

Hi,
After class 12th commerce, you can go for B.Com, BBA, B.Sc (Computer Science), B.Sc (IT), B.Sc (Health and Physical Education), Bachelor of Physical Education & Sports (BPES), B.Sc (Hons) Economics, B.Sc (Hotel Management), B.Sc (Airlines, Tourism and Hospitality), B.Sc Design (Interior & Furniture), B.Sc (Multimedia), B. Design (Graphics) etc. You can also go for some dual and integrated degrees such as Dual Degree BBA - MBA 5 years , Dual Degree BBA (Hons. ) - MBA, 5 years, Integrated BBA - MBA 4 years , Dual degree B.Com (Hons)- MBA (5 years) or integrated B.Com -MBA (4 years)
Benefits of going for a dual degrees are:
1. It gives you assured seat in your higher degree.
2. It gives you exit option after your first degree as well.
3. Fee of the higher degree is taken on the basis of fee of higher degree on the day of admission in the Bachelor's degree. Benefits of Integrated degrees are:
If you go for integrated degree, then it will be of 4 years and if you go for both separately then it will take 5 years. Along with the benefit of saving 1 year it will help you to save your money also as the fee of every university increases every year and if you take admission in Master's degree after 3 years of Bachelors than fee for the same will be relatively high then the fee of the higher degree at current stage. You can choose any of the above mentioned degrees according to your interest. But the most important thing is that from where you pursue your graduation. It is better to choose good institute or university which offers you good practical and industrial exposure, good placements like:
Lovely Professional University, Loyola College - Chennai
Department of Science (Christ University) - Bangalore
Miranda House - Delhi
Madras Christian College (MCC) - Chennai
Christ University and few others.