GEOLOGY

Detailed explanation-1: -The Pacific Ocean is the largest and deepest of the world ocean basins. Covering approximately 63 million square miles and containing more than half of the free water on Earth, the Pacific is by far the largest of the world’s ocean basins. All of the world’s continents could fit into the Pacific basin.

Detailed explanation-2: -The Indian Ocean basin is the world’s third-largest ocean with an area of about 70, 560, 000 square km (27, 243, 000 square mi). It covers almost 20% of the Earth’s surface.

Detailed explanation-3: -The Pacific Ocean, the Atlantic Ocean, the Indian Ocean, the Southern Ocean and the Arctic Ocean are the five major oceans in order of their size. The Pacific Ocean is the largest ocean and spread over one-third of the Earth.

Detailed explanation-4: -The Southern Ocean is the world’s fourth-largest body of water. It encircles Antarctica and is actually divided among the Atlantic, Indian, and Pacific Oceans.

Detailed explanation-5: -The Seven Seas include the Arctic, North Atlantic, South Atlantic, North Pacific, South Pacific, Indian, and Southern oceans. The exact origin of the phrase ‘Seven Seas’ is uncertain, although there are references in ancient literature that date back thousands of years.