Exam 18: Life in the Oceans Depths

Black smokers produce a fluid rich in:

The deep sea is characterized by being a very unstable environment.

The major predators of giant squid are:

Larvae of hydrothermal vent animals may aid in the dispersal of these animals.

Match the tropic level with the most closely associated vent community species. -Bacteria

The hydrostatic pressure within deep sea organisms is:

The base of the food web in the deep sea is:

What physical features characterize the deep sea? Describe three factors.

An ancient fish that has provided insight into the evolution of tetrapods is the

MATCHING Match the use of bioluminescence with its most closely associated species. -Opossum shrimp

Match the location with the most closely associated project/vessel that made the discovery of deep-sea life. -Trieste

Match the food capture mechanism with the most closely associated species. -Anglerfish

Describe at least 3 adaptations of deep-sea fishes for improving feeding efficiency.

Match the eye characteristic with the most closely associated depth. -Twilight zone

In the twilight zone (150-450 meters) bioluminescence is primarily used for

Diversity refers to:

How do animals living in the deep sea tolerate the high pressure and low temperature of these depths?

Match the characteristic with the most closely associated diversity component. -Diversity

All of the following are major components of the deep sea food web except:

Photophores of deep-sea fishes may harbor symbiotic bioluminescent bacteria.