Challenging Ocean and Sea Quiz

The Pacific Ocean is the largest, covering more than 165 million square kilometres and about one-third of Earth's surface.

The Arctic Ocean is the smallest and shallowest of the world's five major oceans, covering about 14 million square kilometres

The Mediterranean Sea separates Africa from Europe, with countries such as Spain, Italy, and Greece bordering it.

The Baltic Sea is NOT an inland sea. Unlike the Caspian Sea, Aral Sea, and Dead Sea, the Baltic Sea is connected to the Atlantic Ocean through the Danish straits, making it a marginal sea of the Atlantic Ocean.

The Great Barrier Reef is found in the Pacific Ocean off the coast of Australia and is the world's largest coral reef system.

The Southern Ocean encircles Antarctica and connects to the other major oceans.

The Sea of Azov is the shallowest sea in the world, with an average depth of only 7 meters.

The Bering Sea separates Russia and the U.S., with the Bering Strait acting as the narrow passage between them.

The Sargasso Sea is a region of the Atlantic Ocean, surrounded by ocean currents, but without a land boundary.

The Red Sea is the saltiest open sea due to high evaporation rates and low freshwater input.