WorksheetsTest your ocean knowledge!
Total questions: 9
Worksheet time: 5mins
Name
Class
Date
1.
How much of Earth's surface do oceans cover?
a)
1/3
b)
2/3
c)
Half
2.
How much of Earth's water is in the ocean?
a)
70%
b)
80%
c)
90%
d)
50%
3.
How much of the ocean's water is fresh water (not salt)?
a)
10%
b)
30%
c)
50%
d)
5%
4.
The deepest spot in the ocean is the Mariana Trench
a)
True
b)
False
5.
Which is the largest ocean on earth?
a)
Pacific
b)
Atlantic
c)
Indian
d)
Arctic
6.
What is the biggest animal in the sea?
a)
Shark
b)
Dolphin
c)
Whale
d)
Octopus
7.
Most oxygen on earth is created by:
a)
Trees
b)
Oceans
c)
Humans
8.
How do fish breathe underwater?
a)
They come up for air
b)
They breathe less than humans
c)
They don't need to
d)
They have gills
9.
How many oceans are there in total?
a)
4
b)
7
c)
5
d)
3
100 %
