Question 1

Which of the following biomes is characterized by the predominance of broad-leaved trees that are adapted to subfreezing temperatures as long as the cold is accompanied by precipitation or snow cover?

Accepted Answer

A)   mountain forest
B)   taiga
C)   tundra
D)   grasslands
E)   temperate deciduous forestF) A) and D)
G) A) and C)

Question 2

Succulents and low-growing, small-leaved shrubs are inhabitants of this biome.

Accepted Answer

A)   deserts
B)   savannas
C)   deciduous forest
D)   coniferous forest
E)   taigaF) B) and E)
G) B) and D)

Question 3

Despite receiving up to several feet of snow each winter, conifers in the northern boreal forest are adapted to ________.

Accepted Answer

A)   hot dry conditions
B)   moist soils
C)   reduced water availability
D)   long, mild growing seasons
E)   temperate conditions of moisture and seasonalityF) A) and E)
G) B) and D)

Question 4

Biomes are characterized by ________ adapted to the regional climate including temperature, rainfall, elevation, seasonality, etc.

Accepted Answer

A)   communities of plants and animals
B)   ecosystems
C)   abiotic elements
D)   human dwellings
E)   All of these answer choices are correct.F) A) and D)
G) A) and E)

Question 5

Swamps, bogs, marshes, and moors are all types of:

Accepted Answer

A)   hydrosystems.
B)   ecosystems.
C)   wetlands.
D)   eutrophic lakes.
E)   Both hydrosystems and eutrophic lakes are correct.F) C) and D)
G) B) and E)

Question 6

Climax vegetation always consists of some type of trees.

Accepted Answer

A) True 
 B)False

Question 7

For a given biome, the vegetational species are exactly the same regardless of the geographical location. For example the species found in a desert in the United States is exactly the same as species found in the deserts of Africa.

Accepted Answer

A) True 
 B)False

Question 8

Savannas are primarily grasslands with:

Accepted Answer

A)   scattered deciduous trees.
B)   scattered evergreen trees.
C)   alternating hot and cold seasons.
D)   no tree species.
E)   numerous tree species.F) B) and D)
G) A) and B)

Question 9

Broadleaf deciduous trees are characteristic of the taiga.

Accepted Answer

A) True 
 B)False

Question 10

The native prairies of North America are part of this biome.

Accepted Answer

A)   temperate deciduous forest
B)   tundra
C)   grasslands
D)   savannas
E)   desertsF) A) and B)
G) A) and C)

Question 11

Tropical rain forests are characterized by high annual rainfall and ________.

Accepted Answer

A)   nutrient poor soils
B)   nutrient rich soils
C)   extreme temperature changes
D)   seasonal changes in day length
E)   high altitudeF) B) and C)
G) A) and D)

Question 12

A low-growing, understory vegetation dominates in the early spring and again in the fall because of the available light resulting from leaf drop. This is a characteristic of the:

Accepted Answer

A)   tropical rain forest.
B)   temperate deciduous forest.
C)   grasslands.
D)   savannas.
E)   tundra.F) A) and D)
G) A) and C)

Question 13

Eastern North America, south of the northern boreal forest, is dominated by temperate deciduous forests. Within this biome, gradations of annual low and high temperatures and precipitation result in species assemblages such as ________.

Accepted Answer

A)   maple-basswood and oak-hickory forest
B)   big bluestem and other grasses
C)   spruce, fir, and pine
D)   cactus and chaparral vegetation
E)   broad-leaved evergreen angiospermsF) A) and D)
G) A) and C)

Question 14

Vegetation of the tundra is dominated by ________.

Accepted Answer

A)   gymnosperms such as spruce, fir, and pine
B)   short shrubs, grasses, and herbaceous perennial wildflowers
C)   xerophytes adapted to areas with low precipitation
D)   broad-leaved deciduous trees
E)   aquatic plantsF) A) and E)
G) A) and C) B

Question 15

In the continental United States, high mountain peaks support ________.

Accepted Answer

A)   temperate deciduous forest
B)   grasslands
C)   desert vegetation
D)   wetland vegetation
E)   alpine tundra and coniferous forest vegetationF) C) and E)
G) A) and D)

Question 16

________ forests are found along the Pacific Coast and along the Rocky Mountain and California mountain ranges.

Accepted Answer

A)   Coastal and mountain
B)   Tropical rain forest
C)   Eastern deciduous forest
D)   Taiga
E)   GrasslandF) A) and B)
G) A) and D)

Question 17

Coastal and mountain forests are characterized by plant associations determined primarily by ________.

Accepted Answer

A)   short growing seasons
B)   no winter season
C)   long dry growing seasons with hot temperatures
D)   high annual rainfall
E)   altitude and seasonal precipitation patternsF) D) and E)
G) B) and C) E

Question 18

Desert animals tend to forage at night.

Accepted Answer

A) True 
 B)False

Question 19

Hardwood trees such as oak, maple, walnut, and cherry are vegetational types of:

Accepted Answer

A)   tropical rain forests.
B)   temperate deciduous forests.
C)   coniferous forests.
D)   taiga.
E)   tundra.F) C) and D)
G) A) and B)

Question 20

Bromeliads and orchids are examples of:

Accepted Answer

A)   lianas.
B)   parasitic flowering plants.
C)   shrubs.
D)   epiphytes.
E)   hydrophytesF) B) and D)
G) All of the above D

Exam 26: Biomes

Which of the following biomes is characterized by the predominance of broad-leaved trees that are adapted to subfreezing temperatures as long as the cold is accompanied by precipitation or snow cover?

Correct AnswerverifiedShow Answer

Succulents and low-growing, small-leaved shrubs are inhabitants of this biome.

Correct AnswerverifiedShow Answer

Despite receiving up to several feet of snow each winter, conifers in the northern boreal forest are adapted to ________.

Correct AnswerverifiedShow Answer

Biomes are characterized by ________ adapted to the regional climate including temperature, rainfall, elevation, seasonality, etc.

Correct AnswerverifiedShow Answer

Swamps, bogs, marshes, and moors are all types of:

Correct AnswerverifiedShow Answer

Climax vegetation always consists of some type of trees.

Correct AnswerverifiedShow Answer

For a given biome, the vegetational species are exactly the same regardless of the geographical location. For example the species found in a desert in the United States is exactly the same as species found in the deserts of Africa.

Correct AnswerverifiedShow Answer

Savannas are primarily grasslands with:

Correct AnswerverifiedShow Answer

Broadleaf deciduous trees are characteristic of the taiga.

Correct AnswerverifiedShow Answer

The native prairies of North America are part of this biome.

Correct AnswerverifiedShow Answer

Tropical rain forests are characterized by high annual rainfall and ________.

Correct AnswerverifiedShow Answer

A low-growing, understory vegetation dominates in the early spring and again in the fall because of the available light resulting from leaf drop. This is a characteristic of the:

Correct AnswerverifiedShow Answer

Eastern North America, south of the northern boreal forest, is dominated by temperate deciduous forests. Within this biome, gradations of annual low and high temperatures and precipitation result in species assemblages such as ________.

Correct AnswerverifiedShow Answer

Vegetation of the tundra is dominated by ________.

Correct AnswerverifiedB

In the continental United States, high mountain peaks support ________.

Correct AnswerverifiedShow Answer

________ forests are found along the Pacific Coast and along the Rocky Mountain and California mountain ranges.

Correct AnswerverifiedShow Answer

Coastal and mountain forests are characterized by plant associations determined primarily by ________.

Correct AnswerverifiedE

Desert animals tend to forage at night.

Correct AnswerverifiedShow Answer

Hardwood trees such as oak, maple, walnut, and cherry are vegetational types of:

Correct AnswerverifiedShow Answer

Bromeliads and orchids are examples of:

Correct AnswerverifiedD

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B

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E

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D