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Oceans Quiz
Oceans · Exam Mode
20 questions · 30 min timer · Results at the end
Oceans cover more than 70% of Earth's surface, making them the planet's largest ecosystems and one of the most important factors shaping climate, weather, biodiversity, and human c...
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All 20 questions in this Oceans quiz
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Which ocean is home to the Mariana Trench?
- A. Atlantic
- B. Arctic
- C. Indian
- D. Pacific
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What is the largest ocean?
- A. Indian
- B. Pacific
- C. Atlantic
- D. Arctic
-
What is the name of the warmest ocean on Earth?
- A. Southern Ocean
- B. Pacific Ocean
- C. Atlantic Ocean
- D. Indian Ocean
-
The 'Bay of Bengal' is part of which ocean?
- A. Pacific
- B. Arctic
- C. Indian
- D. Atlantic
-
What is the name of the Pacific Ocean's warm pool - the warmest area of ocean on Earth's surface?
- A. Western Pacific Warm Pool
- B. Indo-Pacific Warm Pool
- C. Pacific Thermal Maximum
- D. Equatorial Hot Zone
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What is the name of the massive dead zone in the Gulf of Mexico created by agricultural nutrient runoff?
- A. Red tide zone
- B. Mississippi Dead Zone
- C. Dead water
- D. Hypoxic zone
-
What is the name of the global network of ocean observing floats that measure temperature and salinity throughout the water column?
- A. SOLO System
- B. XBT Network
- C. WOCE Floats
- D. Argo Float Array
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What percentage of Earth's surface is covered by the world's oceans?
- A. 0.81
- B. 0.71
- C. 0.61
- D. 0.51
-
Which ocean is the Bermuda Triangle located in?
- A. Arctic Ocean
- B. Pacific Ocean
- C. Indian Ocean
- D. Atlantic Ocean
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Which ocean is the saltiest?
- A. Indian
- B. Atlantic
- C. Arctic
- D. Pacific
-
Which is the second-largest ocean in the world?
- A. Pacific
- B. Atlantic
- C. Indian
- D. Southern
-
In which ocean is the Coral Triangle - the world's centre of marine biodiversity - located?
- A. Southern Ocean
- B. Pacific Ocean
- C. Indian Ocean
- D. Atlantic Ocean
-
What is the name of the ocean floor feature formed at divergent boundaries where new oceanic crust is created?
- A. Abyssal plain
- B. Mid-ocean ridge
- C. Ocean trench
- D. Submarine canyon
-
What is the name of the ocean zone between the surface and approximately 200 metres depth that receives sufficient light for photosynthesis?
- A. Littoral zone
- B. Neritic zone
- C. Epipelagic zone
- D. Mesopelagic zone
-
What is the primary cause of ocean currents in the Pacific and Atlantic trade wind belts?
- A. Tidal forces
- B. Wind
- C. Density differences
- D. Temperature differences
-
The 'Panama Canal' connects the Atlantic Ocean with which ocean?
- A. Southern
- B. Pacific
- C. Indian
- D. Arctic
-
What is the name of the underwater volcano system responsible for creating the Hawaiian Islands?
- A. Pacific Hotspot
- B. Pacific Plume
- C. Hawaiian Hotspot
- D. Mauna Loa Vent
-
What is the name of the process where ocean water at high latitudes sinks due to cooling, driving global circulation?
- A. Tidal forcing
- B. Gyration
- C. Wind-driven circulation
- D. Thermohaline circulation
-
What is the name of the Atlantic Ocean feature where floating seaweed creates a unique ecosystem approximately the size of the United States?
- A. Sargasso Sea
- B. Atlantic Weed Patch
- C. Seaweed Sea
- D. Kelp Forest
-
Which Pacific island nation is the world's most remote inhabited archipelago, 3,700 km from the nearest continent?
- A. Hawaii
- B. Samoa
- C. Tonga
- D. Vanuatu