Marine Eco Final Review 1-2

Front

How much of Earth is covered by water?

Back

71% of Earth is covered by water.

Front

What is the lowest point on a wave called?

Back

The lowest point on a wave is called the Trough.

Front

How is a food web different from a food chain?

Back

A food web combines many different food chains.

Front

What seafloor feature is marked with the letter G?

Back

The feature marked with the letter G is a deep ocean trench.

Front

Where does the energy in a food web come from?

Back

The energy in a food web comes from the sun.

Front

What is the definition of Amplitude in wave terminology?

Back

Amplitude is the maximum extent of a vibration or oscillation, measured from the position of equilibrium.

Front

What is a food chain?

Back

A food chain is a linear sequence of organisms through which nutrients and energy pass as one organism eats another.

Front

What is a food web?

Back

A food web is a complex network of feeding relationships among various organisms in an ecosystem.

Front

What is the definition of a Mid-ocean ridge?

Back

A Mid-ocean ridge is an underwater mountain range formed by plate tectonics.

Front

What is a submarine canyon?

Back

A submarine canyon is a steep-sided valley cut into the sea floor of an ocean or a lake.