Ocean Ecosystem Quiz

The bottom of the ocean is very ___________ and ____________.

• cold and dark
• dark and dry
• light
• warm and dark

Most animals live near the ________ of the ocean.

• sand
• bottom
• top
• side

Fish have __________ to help them breathe underwater?

• fins
• gills
• tails
• huge eyes

How does having sharp teeth help a shark survive?

• The shark is able to eat seaweed.
• The shark is able to taste many foods.  
• The shark can hurt others.
• The shark is able to tear meat.

The ocean is the ____________ blank habitat on Earth.

• most interesting
• largest
• smallest
• coldest

___________ and ___________ are two plants found in the ocean.

• roses and dandelions
• tulips and seaweed
• seaweed and kelp
• Forgot-me-nots and roses

How does a stingray use camouflage?

• To look like sand
• To look like water
• To become a starfish
• To make its body flatter

In which oceanic zone do clams and crabs survive by burrowing in the sand?

• 
  oceanic
• intertidal
• deep ocean
• open ocean

Which hazard must submersible vehicles overcome while exploring and studying the deep ocean zone?

• high waves
• increased salinity
• high water pressure
• underwater mountain ranges

In which oceanic zone do clams and crabs survive by burrowing in the sand?

• 
  oceanic
• intertidal
• deep ocean
• open ocean