Classification of Marine Organisms

Question 1

What type of marine organism is classified as drifters?

Answer 1

Plankton

Question 2

The vast majority of the ocean’s biomass is in the form of what type of marine organism?

Answer 2

planktonic

Question 3

Are zooplankton hetero/autotrophs?

Answer 3

heterotrophs

Question 4

Bacterioplankton reside in what environment?

Answer 4

where they are freely suspended or attached to particles.

Question 5

Viroplankton are composed of what 2 things?

Answer 5

Bacteriophages and algal viruses

Question 6

Which type of marine organism is capable of assuming its own position in the ocean and conducting migrations?

Answer 6

Nekton

Question 7

What are some examples of nekton?

Answer 7

Anything that swims: fish, dolphins, whales, sharks, etc.

Question 8

Gradual changes in what effectively limit nekton’s lateral range?

Answer 8

Temperature, salinity, viscosty and availability of nutrients

Question 9

There are three types of benthos organisms, what are they?

Answer 9

Epifauna
Infauna
Nekton benthos

Question 10

Characteristics of the deep sea bottom include:

Answer 10

coldness, stillness and darkness.