Oceans - Extremes Coolest quiz ever about Earth's Oceans rihanna80 published on February 03, 2010 Stacked 1/10 Which is the second largest ocean? Pacific Atlantic Indian 2/10 How many Oceans are on Earth? 3 4 5 6 3/10 Which is the Earth surface percent occupied by the oceans? Less than 50% 50 to 60% 60 to 70% 70 to 80% None of these 4/10 What is the saltiest ocean? Atlantic Pacific Indian None of these 5/10 Which one is the deepest part of the Earth's? Mariana Trench Puerto Rico Trench Tonga Trench Philippine Trench None of these 6/10 Which ocean is the warmest? Pacific Indian Atlantic 7/10 In which hemisphere is situated Antarctic Ocean? Northern Southern 8/10 How many ocean currents are there? 20 22 25 None of these 9/10 What is the world's smallest ocean? Arctic Antarctic Indian 10/10 Which ocean has the biggest island in the world? Atlantic Arctic Pacific Indian