How much do you know about our Ocean?
Dive Into the Depths: Ocean Knowledge Quiz
Test your knowledge about the vast and mysterious oceans that cover our planet! From marine life to oceanic phenomena, this quiz will challenge what you think you know.
- 10 engaging multiple-choice questions
- Discover fascinating ocean facts
- Perfect for ocean enthusiasts of all ages
How much of the Earth's surface is covered by oceans?
70 Percent
45 Percent
15 Percent
How many known marine life forms are there in the ocean?
Thousands
Hundred's of thousands
Millions
Which ocean is the largest?
Atlantic Ocean
Pacific Ocean
Arctic Ocean
The bottom of the ocean has ridges, columns and deep trenches. What is the deepest known area of the Earth's oceans?
Mariana Trench
Tonga Trench
Puerto Rico Trench
The Bermuda Triangle is a famous area of the ocean where a large number of ships and planes have disappeared. Where is it located?
Pacific Ocean
Atlantic Ocean
Indian Ocean
What percentage of life on Earth is found in the ocean?
5-15 Percent
25-50 Percent
50-80 Percent
The oceans of the world are pretty big and hold many secrets. How much of them have we explored?
About 5 per cent
5-10 per cent
10-15 per cent
You probably know that trees produce oxygen, but did you know oceans do as well? How much of the oxygen that we breathe is produced by oceans?
30 per cent
50 per cent
70 per cent
According to the UN, how many shipwrecks are on the ocean floor?
One million
Three million
Five million
One of the biggest threats to the ocean is pollution. How much garbage — mostly plastic — is dumped into the ocean every year?
Three billion kilograms (seven billion lb)
Four and a half billion kilograms (10 billion lb)
Six billion kilograms (14 billion lb)
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