How Much Do You Know About the Ocean?

A low-angle close-up of a smooth tide pool cradled in dark volcanic rock, its mirror-like surface reflecting a pastel golden-pink sunrise. Silky long-exposure waves wash over a shallow rocky shelf beneath a thin mist, with warm light on rock edges and deep-blue ocean tones.

Introduction

Ready to test your ocean IQ? This 12-question quiz moves from tide-pool trivia to deep-sea surprises — perfect if you love waves, whales, or just the smell of salt air. I wrote these questions to be fun, a little curious, and definitely shareable.

About the Quiz

The ocean covers most of our planet and hides some of the wildest facts: underwater mountains taller than Everest, species that glow like stars, and currents that steer the climate. This quiz mixes science (how the ocean works) with a pinch of wonder (why people feel spiritual at the shore).

Instructions

  1. Answer all 12 multiple-choice questions.
  2. You’ll see short explanations after each question to learn a tiny ocean fact.
  3. Score 70% or higher to pass — and brag about it on social media.

Keep a towel nearby. You might get a little wet with curiosity.