Medicine & Health Sciences

267 is very less for admission into MBBS or BDS. Your score needs to be 450+ for admission into MBBS or BDS in reputed colleges. You can appear for NEET next year/
All the best.

Yes, you need to appear MCI screening test if you are pursuing your MS abroad after MBBS. You need to clear this test for practicing in India.
All the best.

Did you appear for NEET or any other medical entrance examination? If yes, kindly tell us how much you are expecting, so that we can guide you more accurately.

267 is very less score for admission into MBBS or BDS. Your score needs to be 450+ for admission into MBBS or BDS in reputed colleges. You can appear NEET next year.
All the best.

You have the following options:
BDS
BAMS
BHMS
B.Sc in agricultural science
B.Sc in biological sciences
B.Sc in medical science
B.Sc in nursing
B.Pharm
Biotechnology
and many more.
All the best.

If you appear for civil services examinations after 10+2+3 with normal graduation degree, you will be able to earn faster. In medical you will take 10+2+5.5 years before you earn. Therefore, your argument has flaws.
Civil services examinations is very competitive. Therefore, it is good idea to appear in civil services examinations after any professional degree to mitigate risk of failure.

If you've cleared NEET then there are good chances that you're really interested in pursuing BDS.
As you've selected B.Com+LLB then you're interested in it. This is where you're really getting confused.
Now, only you have to decide that whether you're interested in the medical field or in accounting with law. Both are different fields. So don't get confused. Choose the one in which you're really interested. You'll perform better in your field of interest and this will definitely help you to succeed in your field.
Hope this helps.
Good luck.