Ocean Zones Quiz

What are the three characteristics used to subdivide ocean zones?

• Temperature, salinity, and pressure

• Distance from land, light availability, and depth

• Wave height, current speed, and temperature

• Salinity, pressure, and wave height

Which realm consists of the seafloor?

• Pelagic realm

• Benthic realm

• Neritic realm

• Photic realm

What is the euphotic zone known for?

• High pressure

• Good light

• High salinity

• Cold temperatures

What is the depth range of the photic zone?

• 0 to 100 meters

• 0 to 200 meters

• 200 to 1,000 meters

• 1,000 to 4,000 meters

Which zone is known as the "bad light" zone?

• Euphotic zone

• Dysphotic zone

• Aphotic zone

• Neritic zone

What is the aphotic zone characterized by?

• Abundant sunlight

• Absence of sunlight

• High temperatures

• Shallow waters

Which zone covers the oceanic trenches?

• Neritic zone

• Bathyal zone

• Abyssal zone

• Hadal zone

What does the littoral zone represent?

• Deep ocean basins

• Region between low and high tide

• Continental shelf

• Oceanic trenches

Which zone covers the continental slope down to about 1,000 meters?

• Neritic zone

• Bathyal zone

• Abyssal zone

• Hadal zone

What is the pelagic zone divided by?

• Temperature and salinity

• Depth and light abundance

• Pressure and wave height

• Salinity and current speed