CBSE 12th

Yes, you can expect a call from IIMs as they try to include people from different streams/ disciplines. As you are from accounts background, a good score in CAT will enhance your chances to get admission in IIMs.

Which option would you prefer government or private?

For commercial pilot license, you must have passed class 12th with PCM.

Hi,
Yes, you can apply for hotel management program with your CBSE Patrachar or NIOS board mark sheet. Hospitality sector is always on high demand in respect of chef, client service, bar manager, guest relation, etc. You can pursue MBA after completing hotel management degree to reach management level position and to get a good salary too.
For this program, you should build few skills in a better way:
1. Commitment.
2. Communication skills.
3. Enthusiasm.
4. Interpersonal skills.
5. Leadership.
6. Organized.
All the best.

Chances seem very low at this score as you need at least 70 percentile. You can try again and score well. Your academics are good enough to get you through.

Dear Sahil,
According to your query, there are a lot of options which you can consider and search for the details :
Physiotherapy
B.pharma
Psychology ( specially in clinical Psychology)
Environment Science
Wildlife Science
Genetic Science
Food technology
Zoology hons
Neuroscience
Nanotechnology( From Abroad)
Biotechnology ( From Abroad )
So, choose the field according to your caliber and interest.
All the best.

You are advised to go with B.Tech aeronautical engineering/aerospace or B.Sc-M.Sc physics after 10+2 to be in the field of space science.