In what year was the RMS Titanic’s wreckage finally located on the ocean floor?
![](https://www.triviaoasis.com/wp-content/uploads/2024/04/Image-6-1.jpg)
1912
1952
1985
2000
What is the name of the famous shipwreck that was discovered on the ocean floor in 1985, over 70 years after it sank?
![](https://www.triviaoasis.com/wp-content/uploads/2024/04/Image-13-1.jpg)
USS Arizona
RMS Lusitania
RMS Titanic
HMS Bounty
What is the deepest part of the world’s oceans, known for its extreme environment and depth?
![](https://www.triviaoasis.com/wp-content/uploads/2024/04/Image-11-1.jpg)
Mariana Trench
Tonga Trench
Philippine Trench
Java Trench
Which ancient underwater city, sometimes referred to as “Egypt’s Atlantis,” was rediscovered in 2000 after being submerged for over a millennium?
![](https://www.triviaoasis.com/wp-content/uploads/2024/04/Image-12-1.jpg)
Pompeii
Thonis-Heracleion
Atlantis
Troy
What phenomenon causes the ocean to glow with a brilliant blue or green light, often seen in waves at night?
![](https://www.triviaoasis.com/wp-content/uploads/2024/04/Image-10-1.jpg)
Aurora marinealis
Bioluminescent algae
Moonlight reflection
Marine phosphorescence
What ancient city, now submerged near the mouth of the Nile, was once a pivotal center of commerce and trade for Egypt?
![](https://www.triviaoasis.com/wp-content/uploads/2024/04/Image-9-1.jpg)
Thonis-Heracleion
Alexandria
Canopus
Memphis
What phenomenon, often observed in the Bermuda Triangle, is caused by the release of methane hydrates from the ocean floor?
![](https://www.triviaoasis.com/wp-content/uploads/2024/04/Image-14-1.jpg)
Sea monsters
Magnetic field anomalies
Methane eruptions
Whirlpools
What is the primary method by which deep-sea creatures generate light, a common phenomenon in the abyssal zones of the ocean?
![](https://www.triviaoasis.com/wp-content/uploads/2024/04/Image-3-1.jpg)
Bioluminescence
Phosphorescence
Chemiluminescence
Refraction
What oceanic phenomenon is characterized by sudden, large waves that occur far out at sea, unrelated to tsunamis?
![](https://www.triviaoasis.com/wp-content/uploads/2024/04/Image-81.jpg)
Rogue waves
Tidal waves
Monsoon waves
Hurricane swells
Which underwater structure is theorized to possibly be the remains of an ancient civilization, found off the coast of Yonaguni, Japan?
![](https://www.triviaoasis.com/wp-content/uploads/2024/04/Image-15-1.jpg)
Yonaguni Monument
Bimini Road
Nan Madol
The Lost City
What marine archaeological site, often associated with the legend of Atlantis, is located in the Bahamas and features large limestone blocks?
![](https://www.triviaoasis.com/wp-content/uploads/2024/04/Image-17-1.jpg)
Bimini Road
Cleopatra’s Palace
Yonaguni Monument
The Great Blue Hole
What is the primary reason for the deep blue color of deep ocean water?
![](https://www.triviaoasis.com/wp-content/uploads/2024/04/Image-8-1.jpg)
Reflection of the sky
Absorption and scattering of light
Presence of microorganisms
Chemical composition of salt
The lost city of Pavlopetri, underwater off the coast of southern Greece, is one of the oldest submerged cities, dating back to which period?
![](https://www.triviaoasis.com/wp-content/uploads/2024/04/Image-16-1.jpg)
Bronze Age
Roman Period
Neolithic Age
Medieval Period
Which sea creature, known for its elusive nature, is often termed the “unicorn of the sea” due to its long, spiral tusk?
![](https://www.triviaoasis.com/wp-content/uploads/2024/04/Image-7-1.jpg)
Narwhal
Beluga Whale
Sperm Whale
Orca
What term describes the underwater equivalent of a dust storm, which can drastically reduce visibility and disorient divers?
![](https://www.triviaoasis.com/wp-content/uploads/2024/04/Image-5-1.jpg)
Aquatic fog
Marine snow
Underwater blizzard
Silt out
In which ocean is the “Lost City” hydrothermal field located, famous for its unique, chimney-like structures that are unlike any other known hydrothermal vents?
![](https://www.triviaoasis.com/wp-content/uploads/2024/04/Image-18-1.jpg)
Pacific Ocean
Atlantic Ocean
Indian Ocean
Arctic Ocean
Which of these ancient structures, submerged near the coast of Japan, is speculated to have been used for ritualistic purposes during the Jomon period?
![](https://www.triviaoasis.com/wp-content/uploads/2024/04/Image-4-2.jpg)
Taga Ruins
Yonaguni Monument
Fudai dÃ…Âji Temple
Kikai Caldera
What underwater discovery, found in the Black Sea, is believed to be the world’s oldest known shipwreck, dating back over 2,400 years?
![](https://www.triviaoasis.com/wp-content/uploads/2024/04/Image-19-1.jpg)
Vasa Ship
Black Sea Shipwreck
Mary Rose
USS Monitor
Which of the following underwater canyons is considered the largest in the world, rivaling even the Grand Canyon in size?
![](https://www.triviaoasis.com/wp-content/uploads/2024/04/Image-2-1.jpg)
Mariana Trench
Great Barrier Reef
Hudson Canyon
Blue Hole
Which of the following is a massive underwater mountain range that spans across the globe, much of it yet to be explored?
![](https://www.triviaoasis.com/wp-content/uploads/2024/04/Image-20-1.jpg)
The Himalayas
The Andes
The Rockies
The Mid-Atlantic Ridge
![](https://www.triviaoasis.com/wp-content/uploads/2024/04/photo-1523990016249-31c39d461024.jpeg)
Land Dweller
You didn’t perform very well on this quiz.
![](https://www.triviaoasis.com/wp-content/uploads/2024/04/photo-1524704796725-9fc3044a58b2.jpeg)
Shallow Scooba-Diver
You performed decently on this quiz.
![](https://www.triviaoasis.com/wp-content/uploads/2024/04/photo-1504317083653-6843c8aa144f.jpeg)
Deep Sea Explorer!
You did great on this quiz!