Apps installed on iPad with iOS 5 can now display notification messages to the users. If you receive too many notification messages from a App then you can turn off the messages by following below mentioned steps.
Tap the Settings on iPad Home screen and navigate to Notification Option.
Let us say you have a TV News Channel like IBNLive App and want to turn off the breaking news notification. Then navigate and tap IBNLive App under the displayed App list in Notification Center.
Now tap the Notification Center to turn it off.