Marine Science Final Exam

Is sunlight an abiotic or biotic factor?

• abiotic

• biotic

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NGSS.MS-LS1-6

NGSS.MS-LS2-3

True of False: The temperature of the ocean water decreases as the depth of the water increases.

• True

• False

Salinity is described as -

• The plant life of in the ocean

• The variety of organisms in the ocean

• The pH of the ocean

• The saltiness of the ocean

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NGSS.MS-LS1-5

NGSS.MS-LS2-4

Take a look at the photo and decide which answer fits.

• Kelp Forest

• Coral Reef

• Rocky Seashore

• Sandy Beach

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NGSS.MS-LS2-3

Take a look at the photo and decide which answer best fits.

• Kelp Forest

• Coral Reef

• Open Ocean

• Esturay

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NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Ocean acidification is a result of an increase of which of the following elements?

• Nitrogen

• Carbon

• Sulfer

• lead

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NGSS.MS-ESS3-4

NGSS.MS-PS1-2

As saltwater evaporates in a tide pool what happens to the salinity level of that water?

• decreases

• stays the same

• increases

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NGSS.MS-ESS2-4

Depending on the surrounding soil and bedrock most lakes, ponds, and streams have a pH of:

• 6 to 8

• 0 to 1

• 13 to 14

• Exactly 7 Always!

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NGSS.MS-LS2-3

The arrows in a food chain or web represents what?

• They point to the organism that is being eaten.

• It shows how sunlight flows within an ecosystem.

• They show what direction the energy is flowing between organisms.

• They represent how water is transferred within a habitat.

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NGSS.MS-LS1-6

NGSS.MS-LS2-3

In the energy pyramid here, how much of the energy in each level gets lost as heat or used by the organism for survival?

• 80%
• 90%
• 10%
• 20%

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NGSS.MS-LS2-3