Answer:
An island is a land formation surrounded by water. It may be flat or mountainous.
A group of islands is called an archipelago. The Philippines is an example of an archipelago. It is made up of three big groups of islands – Luzon, Visayas, and Mindanao.
There are 10 biggest islands in the Philippines. These are the following: Luzon, Mindanao, Samar, Negros, Palawan, Panay, Mindoro, Leyte, Cebu, and Bohol.