Quiz Maker

QUIZ: Marine Habitats

Test your knowledge of the ocean's marine habitats!

Get 75% or more and win a prize!

1 / 8

1. 'Marine' comes from a Latin word meaning what?

Coastal

Below the surface

Salt water

Of the sea

2 / 8

2. Most marine life is found in coastal habitats, even though they occupy about...

1% of the ocean area

3% of the ocean area

7% of the ocean area

20% of the ocean area

3 / 8

3. Pelagic habitats are best described as…

On or near the seafloor

In the open water column away from the bottom

Only in shallow coastal water

Only where coral grows

4 / 8

4. Which habitat is famous for providing “nursery” shelter for many reef fish?

Hydrothermal vents

Abyssal plains

Open ocean

Mangroves

5 / 8

5. Seagrasses must live in the photic zone mainly because they…

Need high salinity to reproduce

Are flowering plants that photosynthesise underwater

Eat plankton

Require extreme pressure

6 / 8

6. Kelp forests usually need which combination?

Soft sediment + low nutrients + darkness

Freshwater + high heat

Still water + no turbulence

Hard substrate + nutrients + enough light

7 / 8

7. Which term describes the continuous fall of organic particles that can feed deep habitats?

Marine snow

Brackish plume

Shoreline berm

Seiche

8 / 8

8. Which process can make shelf-edge waters highly productive by bringing deep nutrients upward?

Longshore drift

Upwelling

Bioerosion

Evaporation

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