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Oceans Quiz
Oceans · Medium
20 questions · Unlimited attempts · Free online practice
Earth's oceans cover approximately 71 percent of the planet's surface and are divided into five major bodies: the Pacific, Atlantic, Indian, Southern, and Arctic Oceans. The Pacifi...
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All 20 questions in this Oceans quiz
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What is the name of the deep ocean zones below 6,000 metres found in ocean trenches?
- A. Hadal zone
- B. Midnight zone
- C. Abyssal zone
- D. Trenche zone
-
In which ocean are the Seychelles located?
- A. Indian
- B. Pacific
- C. Arctic
- D. Atlantic
-
What is the name of the Atlantic Ocean's deepest point - a trench in the Caribbean?
- A. Barracuda Trench
- B. Milwaukee Deep
- C. Cayman Trough
- D. Virgin Islands Trough
-
What is the name of the zone in the ocean between approximately 200-1,000 metres where light is insufficient for photosynthesis?
- A. Midnight zone
- B. Mesopelagic zone
- C. Abyssal zone
- D. Hadal zone
-
What is the name of the deepest point in the Southern Ocean?
- A. Ross Sea Trench
- B. Erebus Trench
- C. South Sandwich Trench
- D. Weddell Deep
-
What is the name of the deep ocean phenomenon where bacteria decompose organic matter falling from above - called marine snow?
- A. Benthic feeding
- B. Biological cascade
- C. Biological pump
- D. Carbon export
-
The 'St. Lawrence' river connects the Great Lakes to which ocean?
- A. Pacific
- B. Atlantic
- C. Arctic
- D. Indian
-
Which ocean is the coldest?
- A. Arctic
- B. Indian
- C. Pacific
- D. Atlantic
-
In which ocean would you find the 'Narwhal'?
- A. Indian
- B. Pacific
- C. Arctic
- D. Southern
-
The 'Puffin' is most commonly associated with the coastlines of which ocean?
- A. Indian
- B. Pacific
- C. Atlantic
- D. Southern
-
Which is the smallest ocean?
- A. Atlantic
- B. Pacific
- C. Indian
- D. Arctic
-
What name is given to the region where two ocean water masses with different temperatures and salinities meet?
- A. Oceanographic front
- B. Isocline
- C. Thermocline
- D. Ocean convergence
-
What is the average depth of the world's oceans?
- A. 2,300 m
- B. 1,500 m
- C. 3,688 m
- D. 5,100 m
-
Which ocean is the smallest?
- A. Indian
- B. Atlantic
- C. Arctic
- D. Pacific
-
The 'Gulf Stream' is a warm current in which ocean?
- A. Pacific
- B. Indian
- C. Atlantic
- D. Arctic
-
What is the name of the deepest point in the Indian Ocean?
- A. Sunda Trench
- B. Wallaby Gap
- C. Java Trench
- D. Diamantina Deep
-
Which is the warmest ocean in the world?
- A. Pacific
- B. Indian
- C. Atlantic
- D. Arctic
-
What is the name of the deepest point in the world's oceans?
- A. Mariana Trench
- B. Puerto Rico Trench
- C. Java Trench
- D. Tonga Trench
-
The 'Bering Strait' connects the Pacific Ocean to which ocean?
- A. Indian
- B. Atlantic
- C. Arctic
- D. Southern
-
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