World Oceans Quiz

The world's oceans cover approximately 71 percent of the Earth's surface - About 361 million square kilometers - And are divided into five major oceans: the Pacific, Atlantic, Indian, Southern (Antarctic), and Arctic. This click-on-map geography quiz tests your ability to identify the oceans and major seas on a world map. The Pacific Ocean is by far the largest, covering more area than all of Earth's land combined. The Arctic Ocean is the smallest and shallowest. Oceans are crucial to life on Earth - They regulate climate, absorb carbon dioxide, produce oxygen, drive weather patterns, and are home to the majority of Earth's species. Test your ocean geography knowledge here.