Question

life in ocean is abundant around the margins of continents and island explain
​

Answer 1

Answer:

The underground plain associated with the continents is called continental margins. The major part of continental margins is the continental shelf.  

Explanation:

Its that part of the sea where most of the life is found because of vast deposits of sand and food elements necessary for animals and pants.  It has most of the fish, so people living on islands also stick to the margins for commercial fishing purposes.