Exam 7: Climate and Biodiversity

The euphotic zone is that region of the ocean just below the limit of light absorption.

As surface water travels from land and merges with water in a stream, it becomes____________________.

A lake that is described as oligotrophic is typically

-On the temperate-zone lake figure, choose the zone that is usually cold and barely penetrated by sunlight.

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

Differences in climate result mostly from long-term differences in ____________________ and ____________________.

The darkest zone of the sea is the

-Observe the second graph which is from a cold desert. a.What month of the year would you expect to see flowers bloom in the cold desert?

Match the items listed below with the appropriate choice -On the ocean life zones figure, choose the zone where coral reefs would be located.

Tropical rainforests are dominated by ____________________plants.

Saltwater or marine life zones include

The vertical zones of the open sea (euphotic, bathyal, and abyssal) are based primarily on ____________________.

Which of the following is not an economic service provided by marine ecosystems?

Most large commercial marine fisheries are located in estuaries.

Permafrost is characteristic of the ____ biome.

Name at least three economic services and three ecological services provided by marine ecosystems.

The term greenhouse effect describes

In your explorations in your new job as a marine biologist, you find a new species of algae floating on the surface of a coastal zone body of water. a.You would most likely classify this species as

A small rodent called the desert kangaroo rat lives in the deserts of the southwestern United States. a.This animal is somewhat unique among mammals in that it does not drink water, but gets all of its liquid needs met from the water in the seeds it eats. a.What benefit would this physiological feature have to an animal that lives in a hot, dry climate where water is sparse?

Mountain biomes