Well if ur using a iPod touch or iPhone, it's the app store that's built in
No, only an internet connection to download it and to make in app purchases.
To disable an app in Android that does not have a disable option is to simple delete the app. If the app is not able to be deleted it was added through Android and is necessary to run Android.
Most are really free (with lots of ads) but some require you to make in-app purchases in order to be able to the game, making it a payed game.
yes
Rather than hiding apps, disabling them can remove them from your App Drawer and stop them from using system resources. It’s easy to disable an app: On your device, go to Settings > Apps. Tap the app you would like to disable. On the App Info page, tap Disable. A confirmation message appears. If you’re sure you want to disable the app, tap Disable. The app is disabled, and will no longer appear in your App Drawer.
Altough there is no radio application on the iPhone, you can download it. with the "App Store" program in the iPhone, you can download an app that gives you the opportunity for listening to radio.
Yes, you will be able to make purchases from both the App & Music store.
There is no way to do that. If you jailbreak your iPhone there is an app on Cydia that does that.
Yes, there is an Answers App for iphone in the apple store
No
for an iphone there's already an app called safari which is the internet