Exam 8: Aquatic Biodiversity

A jellyfish would be considered a type of ____.

Oysters in Chesapeake Bay were once so abundant that they filtered and cleaned the water of the entire Bay every three days.

Which human activity is least likely to be a major threat to marine systems?

Downhill Flow of Water Use the figure above to answer the following question(s). Choose the zone containing the floodplain rivers.

Barrier beaches and their accompanying sand dunes are the first line of defense against the ravages of the sea.

Strongly swimming consumers are most likely to be ____.

The zone in which you would expect to find deposit feeders along with oysters, clams, and sponges is the ____.

Most photosynthesis in the open ocean occurs in the ____.

The largest ocean is the Atlantic, which contains more than one-half of the earth's water.

In lakes, the nutrient-rich water near the shore is part of the ____.

What prevents coral reefs from surviving below the euphotic zone?

Temperate-Zone Lake Life Zones Use the figure above to answer the following question(s). Choose the zone of open water where photosynthesis can occur.

Chesapeake Bay is the largest estuary in the United States.

Several key factors help to determine the types and numbers of organisms found in the various layers of both freshwater and marine systems. What is not one of these?

Major Life Zones and Vertical Zones Use the figure above to answer the following question(s). Choose the zone that contains the majority of all marine species.

The ocean zone that makes up less than 10% of the world's ocean area, yet contains 90% of all the marine species, is the ____.

____________________ lakes are typically shallow, have murky brown or green water, and have high nutrient levels.

In the deepest ocean zone, the abyssal zone, most organisms get their food from dead and decaying organisms drifting down from upper, lighted levels, a phenomenon called _______________.

If you fish for trout, you would be most likely to seek out which part of a stream?

Levees built along rivers ______________the rivers from their floodplains.