MECO_Ocean Zones, Geology & The Deep

Manganese nodules and sulfur chimneys are examples of ______ sediment.

• biogenous

• cosmogenous

• hydrogenous

• lithogenous

Which adaptation is correctly matched?

• epipelagic fish = countershading

• epipelagic fish = vestigial swim bladder

• deep sea fish = countershading

• deep sea fish = streamlined body

The red clay sediment shown is _______

• biogenous

• cosmogenous

• hydrogenous

• lithogenous

New oceanic crust is formed at ______, where plates _____

• mid-ocean ridges;

  collide

• mid-ocean ridges; diverge

• trenches;

  diverge

• trenches; collide

Ocean crust is recycled at _____, where plates _______

• mid-ocean ridges;

  converge

• mid-ocean ridges; diverge

• trenches;

  diverge

• trenches; converge

Sediment composed of marine microfossils with shells made of calcium carbonate is

• lithogenous and from the abyss

• lithogenous and from the neritic zone

• biogenous and from the abyss

• biogenous and from the neritic zone

90% of marine organisms are found in the _____ zone

• abyssopelagic

• bathypelagic

• epipelagic

• hadopelagic

Which letter shows the continental shelf?

• C

• D

• F

• G

Which letter shows the mid-ocean ridge?

• C

• D

• F

• G

In which zone do organisms exhibit slow metabolism and rely on marine snow?

• the abyss

• the intertidal

• the photic zone