Dissolved Oxygen in Water

Dissolved Oxygen in Water

8th Grade

10 Qs

quiz-placeholder

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Dissolved Oxygen in Water

Dissolved Oxygen in Water

Assessment

Quiz

Science

8th Grade

Hard

NGSS
MS-LS1-6, MS-LS2-3, MS-LS2-1

Standards-aligned

Created by

Charles Martinez

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which are the most abundant dissolved gases in ocean water?

nitrogen and carbon dioxide

oxygen and carbon dioxide

oxygen and methane

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which best describes the source of oxygen in ocean water?

Oxygen is produced by marine plants in the process of making food.

Oxygen is produced through the exhalations of marine animals.

Oxygen is produced through precipitation falling on the ocean.

Oxygen is produced by nodules on the ocean floor.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which are the two main sources of the dissolved oxygen in the ocean?

surface air and ocean plants

warm water vents and Earth’s core

underwater volcanoes and earthquakes

animal respiration and dead matter decomposition

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which type of ocean water would contain more dissolved oxygen?

cold ocean water in polar regions

warm ocean water in tropical regions

temperate ocean water in subtropical regions

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why do plant plankton not grow in the deep ocean?

because sunlight does not reach the deep ocean

because too many animals eat it before it can grow

because there are not enough dissolved gases to support it

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which best describes the relationship between salinity levels and the amount of dissolved gases in ocean water?

As salinity increases, the amount of dissolved gases increases.

As salinity increases, the amount of dissolved gases decreases.

As salinity decreases, the amount of dissolved gases decreases.

As salinity decreases, the amount of dissolved gases remains the same

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which dissolved gas is added to ocean water as a result of photosynthesis?

oxygen

nitrogen

carbon dioxide

Tags

NGSS.MS-LS1-6

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