Question 1

How can obtaining natural resources, such as metals and oil, negatively impact the oceans?

Accepted Answer

Mining and dredging the oceans can clog gills of organisms and put toxins into the food chain.

Answer

Mining and dredging the oceans can clog gills of organisms and remove toxins into the food chain.

Answer

It can increase competetion

Answer

It can increase population growth

Question 2

How do oxygen and carbon dioxide play different roles in the ocean?

Accepted Answer

Oxygen is needed for cellular respiration and carbon dioxide is needed for photosynthesis.

Answer

Oxygen is needed, but carbon dioxide is not needed in ecosystems.

Answer

Only oxygen provides food for organisms.

Answer

Oxygen is needed for photosynthesis and carbon dioxide is needed for cellular respiration.

Question 3

What occurs as colder, nutrient-rich water is brought to the surface?

Accepted Answer

upwelling

Answer

salinity

Answer

potability

Answer

eutrophication

Question 4

Which is a technology type used to explore the deep oceans?

Accepted Answer

ROVs

Answer

satelites

Answer

EPA

Answer

Ocean trenches

Question 5

Which process uses oxygen?

Accepted Answer

Cellular Respiration

Answer

Chemosynthesis

Answer

Photosynthesis

Answer

Upwelling

Question 6

How does upwelling affect coastal areas?

Accepted Answer

Upwelling brings nutrients to the surface feeding many organisms and increasing diversity

Answer

Upwelling brings nutrients to the surface feeding many organisms and decreasing diversity

Answer

Upwelling reduces nutrients, feeding many organisms and decreasing diversity

Answer

Upwelling reduces nutrients, feeding many organisms and increasing diversity

Question 7

What best describes resources we get from the oceans?

Accepted Answer

all of the above

Answer

minerals

Answer

petroleum and natural gas

Answer

kelp and fish to eat

Question 8

________________ is a method of detecting and locating underwater objects using reflected sound waves.

Accepted Answer

sonar

Answer

submersibles

Answer

ROVs

Answer

buoy

Question 9

____________ is a floating computerized station in the ocean.

Accepted Answer

buoy

Answer

sonar

Answer

satellite

Answer

ROVs

Question 10

We gather this resource from deep down in the ocean using rigs that pump it to the surface.

Accepted Answer

Oil

Answer

Minerals

Answer

Metals

Answer

Gold

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