Can You Get 10/10 on This Deep-Dive Ocean Trivia Quiz?
Giant whales, dad seahorses and the deepest spot on Earth.
The ocean covers most of the planet, and it's full of animals and records that sound totally made up. Take the plunge and see how many of these 10 questions you can answer.
1About how much of Earth's surface is covered by ocean?
2The deepest known point in the ocean, the Challenger Deep, is in which trench?
3What is the largest ocean on Earth?
4What is the largest animal alive today?
5What is the largest fish in the sea?
6In seahorses, which parent carries the babies until they're born?
7The world's largest coral reef system lies off the coast of which country?
8Why do sea otters sometimes hold paws while they sleep?
9Which of these does a sea star (starfish) NOT have?
10Where does most of the salt in the ocean come from?
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