Challenging Oceanography Quiz: Explore Marine Processes
Assess your expertise on complex sea phenomena, from deep currents to abyssal geology, with five rigorous questions.
Quiz Questions
Answer all questions below and test your knowledge.
- 1
Which factor primarily distinguishes thermohaline circulation from wind-driven surface currents?
- 2
How does the speed of sound in seawater generally change with increasing depth?
- 3
What is the typical composition of basalt erupted at mid‑ocean ridges?
- 4
As of 2025, which region hosts the planet’s largest recorded marine dead zone?
- 5
What technique is most commonly used to determine the thickness of sediment layers on the ocean floor?
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