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What is the difference between the mean and the median?

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The mean and the median are both measure...

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Biomes occupying the extremes of the precipitation spectrum (very moist or very dry) burn infrequently, while biomes with moderate precipitation and seasonal drought burn readily and regularly. Explain this phenomenon.

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The frequency of wildfires in different ...

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Explain why the communities in intertidal zones must be adapted to survive a wide range of conditions.

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Communities in intertidal zones must be ...

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Which biome has distinct wet and dry seasons?


A) tropical seasonal forest/savannah
B) boreal forest
C) temperate grasslands
D) tropical rainforest
E) tundra

F) None of the above
G) A) and E)

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Which biome has the highest biodiversity?


A) temperate rainforest
B) temperate seasonal forest
C) tropical rainforest
D) tropical seasonal forest

E) A) and B)
F) A) and D)

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Which is the surface water of thermally stratified lake?


A) the epilimnion
B) the hypolimnion
C) the littoral zone
D) the thermocline

E) A) and C)
F) A) and D)

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Why are animals NOT used as the distinguishing features for biomes?

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Animals are not typically used as the di...

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How much additional precipitation is required to meet water needs for every 10°C increase in temperature?


A) 2 cm
B) 5 cm
C) 6 cm
D) 10 cm
E) 20 cm

F) A) and E)
G) All of the above

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Warmer and drier parts of the temperate seasonal forest biome are dominated by


A) rain forests.
B) deciduous forests.
C) needle-leaved forests.
D) grasslands.
E) woodlands.

F) A) and B)
G) A) and C)

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In general terms what is the difference between a stream and a river?

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In general terms, the difference between...

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As a river flows downstream, it generally


A) moves faster.
B) has more nutrients.
C) is more shaded.
D) narrows.

E) A) and D)
F) None of the above

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Which of the following global factors accounts for the difference between temperate seasonal forests and temperate rainforests?


A) decreased precipitation in the seasonal forests due to the edge of Hadley cells
B) increased temperatures in the rainforest due to ocean currents
C) decreased precipitation in the seasonal forests due to rain shadows
D) increased temperatures in the rainforest due to lower latitudes

E) A) and B)
F) A) and C)

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In which biome is plant growth primarily constrained by precipitation in the summer?


A) boreal forest
B) temperate seasonal forest
C) temperate grassland
D) tundra

E) A) and C)
F) C) and D)

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An important characteristic of streams is


A) high allochthonous inputs.
B) high autochthonous inputs.
C) lack of interaction with the riparian zone.
D) many photosynthetic organisms.

E) A) and B)
F) A) and C)

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Which biome has soil that degrades quickly once cut for logging purposes and/or converted to agricultural use?


A) temperate seasonal forest
B) tropical rainforest
C) tropical seasonal forest/savannah
D) woodland/shrubland

E) None of the above
F) A) and C)

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Manure from a farming operation that enters into a stream would be considered?


A) allochthonous
B) autochthonous
C) both allochthonous and autochthonous
D) neither allochthonous nor autochthonous as the input is not natural

E) A) and D)
F) All of the above

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Although precipitation is fairly low in boreal forests, soils are often saturated because of


A) groundwater recharge.
B) frequent flooding.
C) prevalence of succulent plants.
D) reduced evaporation rates.

E) B) and C)
F) A) and B)

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The Mediterranean woodland/shrubland biome is characterized by thick evergreen shrubby vegetation. The small, drought-resistant leaves of these plants are said to be


A) sclerophyllous.
B) epiphytic.
C) limnetic.
D) emergent.

E) B) and D)
F) C) and D)

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Describe some of the similarities and differences between tropical rainforests and tropical seasonal forests.

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Tropical rainforests and tropical season...

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Explain how the riparian zone might affect an adjacent terrestrial biome.

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The riparian zone, which is the area of ...

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