Exam 13: Pelagic Communities

A group of organisms of the same species that occupy a specific area is called a(n)____.

Why are harmful algal blooms, or HABs, so dangerous?

The wings of marine birds that spend nearly all of their life aloft over the ocean tend to be ____.

The "seals" performing in seal shows are actually ____.

Autotrophic plankton are generally called ____.

The active swimmers of the pelagic realm are called the zooplankton.

Diatoms and coccolithophores build their coverings (shells or tests)out of the same material.

Marine mammals are ____.

A massed group of individual fish of a single species and size class packed closely together and moving as a unit is called a ____.

Huge wings allow the albatross to fly great distances but they also require a tremendous amount of energy because of their inefficiency.

A blue whale's baleen allows it to ____.

Which of the following categories includes manatees and dugongs?

The sharks, skates, and rays are members of which group?

Photosynthetic plankton are called phytoplankton and include the diatoms and dinoflagellates.

Zooplankton are the most numerous primary consumers in the ocean.

____ refers to organisms that live on or are associated with the bottom.

Compare and contrast the toothed whales and the baleen whales.

Many populations that interact with one another at a particular location form a ____.

Into which category do whales fit?

The distribution of phytoplankton in the ocean is directly influenced by the distribution of nutrients.