Aquatic Science Final Exam Review

Front

As you go deeper in the ocean, what happens to the pressure?

Back

The pressure increases.

Front

How well an object floats is its __________.

Back

buoyancy.

Front

What environmental impact is directly related to climate change?

Back

Coral reef death.

Front

What is the rise and fall of the water level of the oceans called?

Back

Tide.

Front

Who invented the Aqualung?

Back

Jacques Cousteau.

Front

What is the definition of density?

Back

Density is the mass per unit volume of a substance.

Front

What is salinity?

Back

Salinity is the concentration of salts in water, typically measured in parts per thousand (ppt).

Front

What is the difference between surface currents and deep ocean currents?

Back

Surface currents are driven by wind and affect the upper layer of the ocean, while deep ocean currents are driven by density differences due to temperature and salinity.

Front

What is the significance of coral reefs in marine ecosystems?

Back

Coral reefs provide habitat, food, and protection for many marine species and are vital for biodiversity.

Front

What is the role of phytoplankton in aquatic ecosystems?

Back

Phytoplankton are primary producers that convert sunlight into energy through photosynthesis, forming the base of the marine food web.