Yes, Moto Z2 Play comes with Corning Gorilla Glass protection.
Yes, with the help of MicroSD card, you can expand the storage up to 2 TB.
You do not have to do anything special to avail Jio offer on Moto Z2 Play. Just when you start using the mobile, insert your Jio sim and it will get activated by the Jio company itself.
Yes, it does support FM Radio.
Both colors looks very nice on Moto Z2 Play.