6418515
Descripción
Test por Tony Colella, actualizado hace más de 1 año
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Creado por Tony Colella
hace alrededor de 8 años
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Pregunta 1
Pregunta
Earth's tilt is nearly
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15.5º
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20º
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23.5º
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30º
Pregunta 2
Pregunta
Water's high _________________ allows it to store a lot of energy.
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storage potential
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heat capacity
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potential gradient
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solar capacity
Pregunta 3
Pregunta
Global physical gradients on Earth arise from all of the following except
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Earth's spin
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Latitude
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Precipitation
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Earth's orbit around the Sun
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Earth's tilt
Pregunta 4
Pregunta
You would probably find the intertropical convergence zone (ITCZ) where near the summer solstice?
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The Tropic of Capricorn (23.5º S)
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The South Pole (90ºS)
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The Equator (0º)
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The Tropic of Cancer (23.5º N)
Pregunta 5
Pregunta
Warm currents are most often found on __________ ocean boundaries.
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Northern
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Southern
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Western
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Eastern
Pregunta 6
Pregunta
Short-term global cycles like El Nino involve periodic variations in what?
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Sea-surface temperatures
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Wind patterns
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Atmospheric circulation cells
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Sea-surface temperatures and wind patterns
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Wind patterns and atmospheric circulation cells
Pregunta 7
Pregunta
Glacial climates in the Pleistocene tended to be...
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Cool and dry
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Cool and wet
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Warm and dry
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Warm and wet
Pregunta 8
Pregunta
During the *initial* cycles of glaciation and melting in the Pleistocene, extinctions were more common in...
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Animals
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Plants
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Both
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Neither
Pregunta 9
Pregunta
A planet with a greater tilt than Earth's would most likely have what kind of seasons?
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Milder
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Stronger
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About the same as Earth's
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No seasons at all
Pregunta 10
Pregunta
Humid air _________ dry air.
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is heavier than
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is lighter than
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weighs the same as
Pregunta 11
Pregunta
Global precipitation patterns are driven by all of the following except
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temperature
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ocean currents
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local topography
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wind patterns
Pregunta 12
Pregunta
Topography and global precipitation patterns together determine
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regional climate
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surface energy input
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rate of continental drift
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the degree of Earth's tilt
Pregunta 13
Pregunta
Alexander von Humboldt was one of the first to note the abiding biogeographic principle that elevational gradients are analogous to
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altitudinal gradients
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latitudinal gradients
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longitudinal gradients
Pregunta 14
Pregunta
The theory of island biogeography would consider all of the following except
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An island in the ocean
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A mountain range surrounded by lowlands
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A series of low, grassy hills
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A city surrounded by forest
Pregunta 15
Pregunta
Plants can move sap (and the nutrients within it) against the pull of gravity in part because of water's
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high surface tension
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high heat capacity
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high heat conduction
Pregunta 16
Pregunta
How much of Earth's global water is freshwater?
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About 10%
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About 5.5%
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About 2.5%
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About 1%
Pregunta 17
Pregunta
Infiltration is
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the movement of aboveground water belowground
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the movement of belowground water aboveground
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the movement of water on the Earth's surface
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the emptying of rivers and streams into the ocean
Pregunta 18
Pregunta
All of these affect water's ability to infiltrate except
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soil saturation
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land cover
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soil characteristics
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land shape
Pregunta 19
Pregunta
What is the primary driver of Earth's water cycle?
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Hadley cells
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the intertropical convergence zone
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evaporation
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global climate
Pregunta 20
Pregunta
Transpiration occurs when plants lose water in the form of
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water vapor
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liquid water
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frozen water
Pregunta 21
Pregunta
_____________ is responsible for cloud formation
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Infiltration
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Precipitation
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Condensation
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Transpiration
Pregunta 22
Pregunta
Why are arid environments likely to occur on the leeward slopes of near-ocean mountain ranges?
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The rain shadow effect
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Those mountains are most often at 30º N and S
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The spin of the Earth
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Ecoregion gradients
Pregunta 23
Pregunta
Seeds that exhibit serotiny only germinate when
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they "know" the Earth's tilt has changed
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they're triggered by some external factor
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they are affected by the Coriolis effect
Pregunta 24
Pregunta
The only mass extinction for which science is pretty sure it knows the cause is
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the end-Ordovician
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the end-Triassic
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the end-Cretaceous
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the end-Permian
Pregunta 25
Pregunta
Our class definition of biogeography includes all of the following except
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...the study of distributions...
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...of biodiversity...
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...globally...
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...over space and time...
Pregunta 26
Pregunta
When it comes to biogeographic patterns, this scale is most important
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global
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local
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regional
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all scales are important to biogeographic patterns
Pregunta 27
Pregunta
The lithosphere includes
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all of Earth's water, including oceans, freshwater, and the water cycle
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the layers of gases that surround the Earth's surface
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the Earth's rocky crust, including the geographic template
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the zone of life on Earth
Pregunta 28
Pregunta
In the Greek tradition, which of these might we call the central question of biogeography?
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How are organisms distributed around the world?
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Do organisms change over time?
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Are organisms at certain latitudes the same as organisms at certain altitudes?
Pregunta 29
Pregunta
Charles Darwin based his theory of evolution by means of natural selection on several key pieces of evidence. Which of these were not included?
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Comparison of fossils with existing, similarly-shaped organisms
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Studying finches and tortoises in the Galapagos
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Observing giraffes in African savannas
Pregunta 30
Pregunta
Wegener's theory of continental drift relies on all of the following pieces of evidence except
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Landmasses fit together like a jigsaw puzzle.
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Geological similarity between matching sides of continents.
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Elevational similarities in mountain ranges between continents that appear to fit together.
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Fossil similarities between matching sides of continents.
Pregunta 31
Pregunta
Plants that colonize new land that may one day be a new ecosystem require all of the following except
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Carbon
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Herbivores
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Nutrients
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Water
Pregunta 32
Pregunta
Sky islands and tepuis are both types of
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mainland islands
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exterior islands
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isolation islands
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endemic islands
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