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Free Exam: Earth Science - Ocean Zones and Ocean Life

Number of Questions in Test: 50
Number of Questions in Preview: 5
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Question 1

A creature that lives on or near the ocean floor is called a _________ creature.

Type: Multiple choice
Points: 1
Randomize answers: No

Question 2

What is the salinity of seawater?

Type: Multiple choice
Points: 1
Randomize answers: No

Question 3

What is the most abundant salt in the sea?

Type: Multiple choice
Points: 1
Randomize answers: No

Question 4

1000g of seawater would consist of ________g of dissovled substances.

Type: Multiple choice
Points: 1
Randomize answers: No

Question 5

What is the principal source of dissolved substances in the ocean?

Type: Multiple choice
Points: 1
Randomize answers: No

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