What percentage of Earth's surface is covered by salt water?
U3L3

Quiz
•
Science
•
8th Grade
•
Easy
Cristina Trevino
Used 3+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
60%
71%
50%
85%
2.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Which ocean is the largest and deepest ocean on Earth?
Pacific Ocean
Indian Ocean
Arctic Ocean
Atlantic Ocean
3.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
What is the name of the zone in the ocean where sunlight provides photosynthesis and creates almost half the oxygen released into the atmosphere of Earth?
Midnight Zone
Abyss
Sunlit Zone
Twilight Zone
4.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
What is the main cause of coral bleaching?
Oil spills
Pollution
Overfishing
Increased ocean temperature
5.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
What is the leading cause of sea level rise?
Melting of ice cream
Deforestation
Water expansion under heat
Volcanic eruptions
6.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Which ocean zone is the deepest and practically inhospitable?
Twilight Zone
Midnight Zone
The Trenches
The Abyss
7.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
What is the name of the sea division enclosed or partly enclosed by land?
Sea
Sea level
Lake
Ocean
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