Government & Defence Entrance Exam

yes you are eligible for jee main, and for jee advance you must have 75 % overall. you can improve your % by 75 while preparing for jee.
go for jee advance.all the best

you can choose any stream to do cds . but you need to prepare for competitive exams

NDA is for Selection and Training of candidates for Commission in three services of Indian Defence. Once you are commissioned you can not appear for Civil Services unless you resignation is accepted by President of India. If your resignation is accepted then you will have to refund all training expenditure incurred on you by Government of India.

Yes, check out the below mentioned link for further details:
https://college.globalhttps://shiksha.com/Prestige-Institute-of-Management-and-Research-Indore/900542210437640

Yes, after completing your graduation you can apply for IBPS PO, IBPS Clerk & other banking Exams. the Minimum Aggregate Marks required in graduation is - for General Category 60% & for ST/SC/OBC 55%.
Read: https://scoop.eduncle.com/application-form-for-ibps-po-apply-online/
I hope it will help you :)

Lots of institute like vaji Rao, Chanakya, The Analytics.But I want to mention these institutes are so crowdy with heavy fee, If you want some comfortable and affordable classes for IAS than you go for Chandigarh, in Chandigarh same branches are here, like Chanakya and Delhi Career Group, both Are leading institute in Chandigarh, Bro if you really wanna prepare for IAS than dont bother about 4 hour travelling from delhi to Chandigarh .Good Luck,.!

You may have difficulty in clearing NDA and Police Services medical examination.