Can You Ace This World Geography Quiz? ddcblake|Travel|16 Jul 2019 Which ocean holds 75-percent of the Earth’s volcanoes? 60% Retry Correct Incorrect 75-percent of the world’s volcanoes reside in the Pacific Ocean. Next National Geographic National Geographic Which ocean holds 75-percent of the Earth’s volcanoes? Pacific Indian Atlantic Arctic 60% Scroll down to continue on! Next