Question 1

Among the many functions of wetlands is (are)

Accepted Answer

A)   providing food and habitats for fish, waterfowl, and wildlife.
B)   purifying water by filtering it and breaking down toxic wastes and nutrients.
C)   absorbing storm and overflow waters.
D)   All of the choices are functions performed by wetlands.E) A) and B)
F) A) and D)

Question 2

The Humboldt Current runs along the coast of South America carrying nitrogen rich cold water northward.

Accepted Answer

A) True 
 B)False

Question 3

The Gulf Stream

Accepted Answer

A)   brings tropical Caribbean water to the east coast of North America and upper Western Europe.
B)   makes local climates uniform so that Great Britain has the same climate as Greenland.
C)   is the major Atlantic Ocean current that warms the eastern coast of South America.
D)   is the source of "El Nino" and is a major fishing ground.
E)   All of the choices are correct.F) A) and B)
G) A) and C)

Question 4

The largest biome on Earth is the

Accepted Answer

A)   tundra.
B)   taiga.
C)   temperate deciduous forest.
D)   desert.
E)   ocean (marine aquatic) .F) A) and C)
G) None of the above

Question 5

The temperature is nearly uniform throughout a lake

Accepted Answer

A)   during winter when the ice forms an insulating cover.
B)   during summer when the sunlight warms the surface and the wind mixes the layers.
C)   by the end of the fall and spring overturn.
D)   at all times due to winds causing constant mixing of the layers.
E)   never. The lake always has different temperature layers and they are reversed in winter and summer.F) C) and D)
G) B) and C)

Question 6

Which of the following biomes is characterized by rich soils, insufficient rainfall for trees, and many herbivores?

Accepted Answer

A)   grasslands
B)   chaparral
C)   desert
D)   taiga
E)   tundraF) A) and B)
G) A) and C)

Question 7

Which of the following biomes is characterized by little rainfall, permafrost, and an average temperature below 0  °\degree° C?

Accepted Answer

A)   grasslands
B)   tundra
C)   desert
D)   taiga
E)   temperate deciduous forest F) A) and B)
G) All of the above

Question 8

Which of the following biome will receive migratory animals such as caribou, from the tundra?

Accepted Answer

A)   coniferous forest
B)   temperate deciduous forest
C)   polar ice
D)   grasslands
E)   tropical rainforestF) A) and B)
G) A) and C)

Question 9

What biome has a mean annual precipitation over 250 cm with relatively little seasonal variation, and warm temperatures over 20  °\degree° C?

Accepted Answer

A)   tropical dry forest
B)   temperate rainforest
C)   taiga
D)   tropical rainforest
E)   savanna F) C) and D)
G) A) and B)

Question 10

Explain what is meant by the rain shadow effect.

Accepted Answer

A rain shadow is caused by a large land ...

Question 11

What occurs to air currents as they travel from 600 north towards the pole?

Accepted Answer

A)   The warmed air will rise and cool producing a low pressure area with high rainfall.
B)   The warmed air will rise and cool producing a low pressure area with low rainfall.
C)   The cool air will rise and warm up producing a low pressure area with high rainfall.
D)   The cool air will rise producing a high pressure area with low rainfall.E) B) and D)
F) B) and C)

Question 12

Which of the following statements about stratified temperate zone lakes is NOT true?

Accepted Answer

A)   Solar radiation warms the surface layers in summer.
B)   Rich nutrients from the continual production of detritus accumulate near the surface of the lake.
C)   Temperature gradients change from summer to winter.
D)   Populations of plankton and zooplankton depend on both sunlight and nutrient levels.
E)   Wind aids in the circulation of water.F) A) and D)
G) A) and E) B

Question 13

In what order do these layers occur in deep lakes in the temperate zone? From the surface to the bottom of the lake, one would find the

Accepted Answer

A)   epilimnion - thermocline - hypolimnion.
B)   thermocline - epilimnion - hypolimnion.
C)   hypolimnion - epilimnion - thermocline.
D)   epilimnion - hypolimnion - thermocline.E) B) and D)
F) B) and C)

Question 14

Which of the following pairs of zones are comparable?

Accepted Answer

A)   Epipelagic - Benthic
B)   Mesopelagic - Profundal
C)   Littoral - Bathypelagic
D)   Mesopelagic - Epipelagic
E)   Epipelagic - LimneticF) A) and B)
G) A) and C) E

Question 15

As the average global temperature continues to increase, which type of biome(s)  will take over the regions currently inhabited by temperate forests?

Accepted Answer

A)   Tropical seasonal forests
B)   Tropical rainforests and deserts
C)   Taiga and woodlands
D)   Tropical seasonal forests and deserts
E)   Tundra and savannasF) A) and C)
G) C) and D)

Question 16

A forest found in a broad belt in northern Eurasia and North America, with conifers and swamps, is called the

Accepted Answer

A)   tropical rain forest.
B)   tundra.
C)   taiga.
D)   chaparral.
E)   temperate deciduous forest.F) D) and E)
G) None of the above

Question 17

The tropical grassland in Africa is called the

Accepted Answer

A)   savanna.
B)   chaparral.
C)   prairie.
D)   taiga.
E)   tundra.F) None of the above
G) C) and D)

Question 18

Which ocean current runs along the western coast of South America producing cold offshore winds?

Accepted Answer

A)   Humboldt Current
B)   equatorial countercurrent
C)   Gulf Stream
D)   West wind drift current
E)   East wind driftF) A) and D)
G) A) and C)

Question 19

Incoming solar radiation affects

Accepted Answer

A)   the rise and fall of air masses.
B)   evaporation or precipitation of moisture.
C)   the seasons.
D)   All of these choices are directly or indirectly affected by solar radiation.
E)   None of these are correct.F) A) and E)
G) A) and B) D

Question 20

Wetlands are generally classified by their vegetation. Wetlands dominated by trees and shrubs are _______ and wetlands dominated by grasses and sedges are _____.

Accepted Answer

A)   marshes; swamps
B)   swamps; marshes
C)   marshes; pine savannas
D)   bogs; swampsE) A) and D)
F) A) and C)

Exam 46: Major Ecosystems of the Biosphere

Among the many functions of wetlands is (are)

Correct Answer
verified

The Humboldt Current runs along the coast of South America carrying nitrogen rich cold water northward.

Correct Answer
verified

The Gulf Stream

Correct Answer
verified

The largest biome on Earth is the

Correct Answer
verified

The temperature is nearly uniform throughout a lake

Correct Answer
verified

Which of the following biomes is characterized by rich soils, insufficient rainfall for trees, and many herbivores?

Correct Answer
verified

Which of the following biomes is characterized by little rainfall, permafrost, and an average temperature below 0 $\degree$ C?

Correct Answer
verified

Which of the following biome will receive migratory animals such as caribou, from the tundra?

Correct Answer
verified

Correct Answer
verified

Explain what is meant by the rain shadow effect.

Correct Answer
verified
A rain shadow is caused by a large land ...
View Answer

What occurs to air currents as they travel from 60⁰ north towards the pole?

Correct Answer
verified

Which of the following statements about stratified temperate zone lakes is NOT true?

Correct Answer
verified
B

In what order do these layers occur in deep lakes in the temperate zone? From the surface to the bottom of the lake, one would find the

Correct Answer
verified

Which of the following pairs of zones are comparable?

Correct Answer
verified
E

As the average global temperature continues to increase, which type of biome(s) will take over the regions currently inhabited by temperate forests?

Correct Answer
verified

A forest found in a broad belt in northern Eurasia and North America, with conifers and swamps, is called the

Correct Answer
verified

The tropical grassland in Africa is called the

Correct Answer
verified

Which ocean current runs along the western coast of South America producing cold offshore winds?

Correct Answer
verified

Incoming solar radiation affects

Correct Answer
verified
D

Wetlands are generally classified by their vegetation. Wetlands dominated by trees and shrubs are ___ and wetlands dominated by grasses and sedges are _.

Correct Answer
verified

Exam 46: Major Ecosystems of the Biosphere

Among the many functions of wetlands is (are)

Correct AnswerverifiedShow Answer

The Humboldt Current runs along the coast of South America carrying nitrogen rich cold water northward.

Correct AnswerverifiedShow Answer

The Gulf Stream

Correct AnswerverifiedShow Answer

The largest biome on Earth is the

Correct AnswerverifiedShow Answer

The temperature is nearly uniform throughout a lake

Correct AnswerverifiedShow Answer

Which of the following biomes is characterized by rich soils, insufficient rainfall for trees, and many herbivores?

Correct AnswerverifiedShow Answer

Which of the following biomes is characterized by little rainfall, permafrost, and an average temperature below 0 °\degree° C?

Correct AnswerverifiedShow Answer

Which of the following biome will receive migratory animals such as caribou, from the tundra?

Correct AnswerverifiedShow Answer

What biome has a mean annual precipitation over 250 cm with relatively little seasonal variation, and warm temperatures over 20 °\degree° C?

Correct AnswerverifiedShow Answer

Explain what is meant by the rain shadow effect.

Correct AnswerverifiedA rain shadow is caused by a large land ...View AnswerShow Answer

What occurs to air currents as they travel from 600 north towards the pole?

Correct AnswerverifiedShow Answer

Which of the following statements about stratified temperate zone lakes is NOT true?

Correct AnswerverifiedB

In what order do these layers occur in deep lakes in the temperate zone? From the surface to the bottom of the lake, one would find the

Correct AnswerverifiedShow Answer

Which of the following pairs of zones are comparable?

Correct AnswerverifiedE

As the average global temperature continues to increase, which type of biome(s) will take over the regions currently inhabited by temperate forests?

Correct AnswerverifiedShow Answer

A forest found in a broad belt in northern Eurasia and North America, with conifers and swamps, is called the

Correct AnswerverifiedShow Answer

The tropical grassland in Africa is called the

Correct AnswerverifiedShow Answer

Which ocean current runs along the western coast of South America producing cold offshore winds?

Correct AnswerverifiedShow Answer

Incoming solar radiation affects

Correct AnswerverifiedD

Wetlands are generally classified by their vegetation. Wetlands dominated by trees and shrubs are _______ and wetlands dominated by grasses and sedges are _____.

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Which of the following biomes is characterized by little rainfall, permafrost, and an average temperature below 0 $\degree$ C?

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
A rain shadow is caused by a large land ...
View Answer

What occurs to air currents as they travel from 60⁰ north towards the pole?

Correct Answer
verified

Correct Answer
verified
B

Correct Answer
verified

Correct Answer
verified
E

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
D

Wetlands are generally classified by their vegetation. Wetlands dominated by trees and shrubs are ___ and wetlands dominated by grasses and sedges are _.

Correct Answer
verified