@Rayan
Dude, the option for adding debit cards to paypal account for Indian users is unavailable. If you want to verify your paypal without credit card, then the below two posts may be useful to you:
http://www.devilsworkshop.org/your-netsafe-card-for-online-shopping/
http://www.devilsworkshop.org/use-and-verify-paypal-without-credit-card-legal-method/
@Harsh
as per his previous post, he have already linked his paypal with bank a/c so, I don’t think, he will need IFSC code any more.