Unit 12 Marine Biology quiz

There are 3 types of plankton that provide a great food source for many ocean organisms.

Jellyfish live most of their life in the body form of a Polyp.

Seaweeds are a type of plants called Plankton

A common feature of cnidarians is a loaded poisonous harpoon that can be released into prey or when threatened.

Ocean invertebrates that have hard external skeletons are called:

Which Ocean has light produced by sea creatures but no sunlight?

Octopuses is the plural form of Octopus

A close living situation between 2 species where at least one of them benefits is called:

Identify the function of a pneumatocyst:

The four large ocean basins in the world include all of the following except:

What element is present in all proteins?

Most oceanic life exists in the sunlight layer where there is plenty of light and warmth.

Cyanobacteria is a bacteria that converts nitrogen gas to make it usable.

Which branch of science involves the study of all the ecosystems of the world?

Unique characteristics about sponges include all of the following except:

snails, clams, squid and octopuses belong to the same phylum of:

Which layer is the deepest layer of the ocean?

How many tentacles do squid have?

What is the only marine plant group that is completely considered marine?

The terms Marine Science and Marine Biology can be used interchangeably.

If the rainforests disappeared there would be enough oxygen photosynthesized by marine algae to support life on earth.