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Home arrow Chapter 14 arrow Concept 1 Quiz

Concept 1 Quiz

Examine the chemical composition of seawater and the sources of sea salts.

This activity contains 10 questions.

Question 1.
Seawater consists of about ____________ percent (by weight) of dissolved mineral substances.

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Question 2.
Which one of the following water bodies has the highest surface salinity?

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Question 3.
Surface salinity in the open ocean normally ranges from 33‰ to


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Question 4.
Which of the following is not considered a major or abundant component of dissolved material in seawater?

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Question 5.
The proportion or total amount of the solid material dissolved in a water sample defines the


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Question 6.
Correctly match the following components dissolved in seawater with their proportional abundance (percentage). Start by reviewing the letters labeled A-E on the figure that stand for the given percentages.

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The letters A through E appear on an image associated with this question.

This question presents 5 items numbered 6.1 through 6.5. Each item is presented with a pulldown menu containing the letters A through E. For each item below, use the pull-down menu to select the letter that labels the correct part of the image.
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Question 7.
Potassium is one of the two most abundant components dissolved in seawater.

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Question 8.
Which of the following processes or events is likely to increase salinity?

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Question 9.
The salinity of our oceans is completely explained by the chemical weathering of rocks on land.

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Question 10.
The following elements are found in greater abundance in seawater than can be explained by chemical weathering, except for the element (ion)


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