Can I replace my iPad screen if damage

You can get the display replaced by Apple or an authorized service provider.

You will have to pay for the replacement. Accidental damage is not covered by the warranty.

Not if it is accidental damage and you don’t have Apple Care+. iPad screens don’t crack on their own, so it must be accidental damage which is not covered in the standard one year limited warranty.

Take a look at this.

iPad Repair - Official Apple Support