Question 1

Kansas and Pennsylvania are approximately at the same latitude.Yet why are the potential natural communities in Kansas mostly grassland and in Pennsylvania mostly temperate forest?

Accepted Answer

A)  different temperatures
B)  different levels of moisture
C)  different soil texture and pH levels
D)  different vegetation due to different seed banks
E)  different altitudesF) D) and E)
G) B) and D)

Question 2

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) C) and D)

Question 3

Which biome is characterized by rainfall under 25 cm/year,hot days,cold nights,and quickly blooming plants?

Accepted Answer

A)  grasslands
B)  temperate deciduous forest
C)  temperate deserts
D)  taiga
E)  tundraF) C) and E)
G) C) and D)

Question 4

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 C)
F) A) and B)

Question 5

What is the correct order of biome distribution starting at the lowest elevation and moving to higher elevations?

Accepted Answer

A)  tropical forest - deciduous forest - montane coniferous forest - alpine tundra
B)  tropical forest - deciduous forest - desert - alpine tundra
C)  deciduous forest - montane coniferous forest - tropical forest - alpine tundra
D)  tropical forest - grasslands - montane coniferous forest - deciduous forest
E)  montane coniferous forest - alpine tundra - temperate deciduous forest - savannaF) C) and D)
G) B) and D)

Question 6

In the water cycle,evaporated equatorial water that rises and does not immediately rain back down proceeds to

Accepted Answer

A)  the poles where it causes snow.
B)  the poles if it does not encounter mountain ranges,which it usually does.
C)  about 60 ∘\circ∘  north or south and then cools and condenses,supporting a band of moist vegetation.
D)  about 30 ∘\circ∘  north or south and then cools and condenses,supporting a band of moist vegetation. E) C) and D)
F) B) and D)

Question 7

A biome with complex structure,warm weather,plentiful rainfall,and diverse species is a

Accepted Answer

A)  tropical rainforest.
B)  savanna.
C)  taiga.
D)  tundra.E) B) and C)
F) C) and D)

Question 8

Which region of the Earth would have the greatest solar exposure during the Vernal equinox?

Accepted Answer

A)  equatorial regions
B)  between 300 and 600 North
C)  between 300 and 600 South
D)  .between 600 north and the north pole
E)  between 600 south and the south poleF) A) and E)
G) B) and C)

Question 9

Ocean currents

Accepted Answer

A)  are generated by friction between winds and ocean surfaces.
B)  always move clockwise in an ocean basin.
C)  are important in shipping but have little effect on living environments.
D)  are driven by the Earth's core rotating faster than the ocean water.
E)  All of the choices are correct.F) A) and E)
G) None of the above

Question 10

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 E)
G) A) and C)

Question 11

Identify the correct sequence that freshwater will flow through.

Accepted Answer

A)  clouds - streams - river - wetlands - delta - ocean
B)  clouds - river - stream - delta - wetlands - ocean
C)  ocean - clouds - stream - estuary - river
D)  cloud - river - stream - delta - marsh - ocean
E)  ocean - delta - estuary - river - stream - marshF) A) and D)
G) A) and B)

Question 12

The tropical grassland in Africa is called the

Accepted Answer

A)  savanna.
B)  chaparral.
C)  prairie.
D)  taiga.
E)  tundra.F) C) and D)
G) A) and B)

Question 13

What biome has a mean annual precipitation over 250 cm with relatively little seasonal variation,and warm temperatures over 20 ∘\circ∘ C?  \circ C?   A) tropical dry forest B) temperate rainforest C) taiga D) tropical rainforest E) savanna " class="answers-bank-image d-inline" rel="preload" >

Accepted Answer

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

Question 14

Which of the following is NOT strictly a freshwater community?

Accepted Answer

A)  lakes
B)  rivers
C)  estuaries
D)  streams
E)  pondsF) B) and D)
G) A) and B)

Exam 46: Major Ecosystems of the Biosphere

The tropical grassland in Africa is called the

Correct Answer
verified

The Gulf Stream

Correct Answer
verified

Among the many functions of wetlands is (are)

Correct Answer
verified

Identify the correct sequence that freshwater will flow through.

Correct Answer
verified

Which of the following is NOT strictly a freshwater community?

Correct Answer
verified

In the water cycle,evaporated equatorial water that rises and does not immediately rain back down proceeds to

Correct Answer
verified

Which region of the Earth would have the greatest solar exposure during the Vernal equinox?

Correct Answer
verified

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

A biome with complex structure,warm weather,plentiful rainfall,and diverse species is a

Correct Answer
verified

Kansas and Pennsylvania are approximately at the same latitude.Yet why are the potential natural communities in Kansas mostly grassland and in Pennsylvania mostly temperate forest?

Correct Answer
verified

Correct Answer
verified

Ocean currents

Correct Answer
verified

Which biome is characterized by rainfall under 25 cm/year,hot days,cold nights,and quickly blooming plants?

Correct Answer
verified

What is the correct order of biome distribution starting at the lowest elevation and moving to higher elevations?

Correct Answer
verified

Exam 46: Major Ecosystems of the Biosphere

The tropical grassland in Africa is called the

Correct AnswerverifiedShow Answer

The Gulf Stream

Correct AnswerverifiedShow Answer

Among the many functions of wetlands is (are)

Correct AnswerverifiedShow Answer

Identify the correct sequence that freshwater will flow through.

Correct AnswerverifiedShow Answer

Which of the following is NOT strictly a freshwater community?

Correct AnswerverifiedShow Answer

In the water cycle,evaporated equatorial water that rises and does not immediately rain back down proceeds to

Correct AnswerverifiedShow Answer

Which region of the Earth would have the greatest solar exposure during the Vernal equinox?

Correct AnswerverifiedShow Answer

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

A biome with complex structure,warm weather,plentiful rainfall,and diverse species is a

Correct AnswerverifiedShow Answer

Kansas and Pennsylvania are approximately at the same latitude.Yet why are the potential natural communities in Kansas mostly grassland and in Pennsylvania mostly temperate forest?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Ocean currents

Correct AnswerverifiedShow Answer

Which biome is characterized by rainfall under 25 cm/year,hot days,cold nights,and quickly blooming plants?

Correct AnswerverifiedShow Answer

What is the correct order of biome distribution starting at the lowest elevation and moving to higher elevations?

Correct AnswerverifiedShow Answer

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

Correct Answer
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