Exam 19: The Biosphere and Human Effects

Matching Match each description with the appropriate biome. Some choices may be used more than once. -tropical grasslands with a few scattered shrubs and trees A)chaparral B)tropical rainforest C)temperate deciduous forest D)boreal forest E)tundra F)desert G)savanna

The loss of mayflies from a stream suggests that the quality of water is declining; therefore, mayflies are a(n) ____ species.​

Matching Match each description with the appropriate biome. Some choices may be used more than once. -the most species-rich biome A)chaparral B)tropical rainforest C)temperate deciduous forest D)boreal forest E)tundra F)desert G)savanna

A characteristic of a temperate deciduous forest biome that differs from a tropical rainforest biome is that in a deciduous forest, ____.​

Although extinction is a natural process and is ongoing, it is likely we are in a time of ____, an event in which many different kinds of organisms become extinct in a relatively short period.​

Climate is the ____.

Plastic pollution has had serious ecological consequences in ____. ​

Which biome is pictured here?

One disadvantage of hydroelectric energy as a renewable power source is that ____.​

Acid rain is the result of ____.​

Match each description with the correct aquatic ecosystem. -mixed salt and fresh water; high primary productivity A)lakes B)streams C)estuary D)ocean shores E)coral reefs F)open ocean G)hydrothermal vents

Concerning species survival, which status is of greatest concern?​

a(n. ____ species resides where it evolved and is found nowhere else on Earth.

Which region experienced a desertification event called the Dust Bowl in the 1930s?​

For the monarch butterfly, farming has increased the use of ____ plants, which has further decreased the availability of nectar plants and ____.

In its use in conservation efforts, lichens are classified as an example of a(n) ____.​

Pandas are an example of a(n) ____ species that is in danger of extinction because they are dependent on disappearing bamboo forests.​

The dark pink color at the top of this picture represents the ____ biome.

What does the ozone layer absorb?​

Match each key concept with its correct description. -causes harm to aquatic organisms; burns tree leaves and drives loss of soil nutrients A)acid rain B)global climate change C)hole in the ozone layer D)biodiversity hot spot E)greenhouse gas F)desertification G)deforestation H)ecological restoration I)Great Pacific Garbage Patch J)endangered species