Geog 001 - Physical Geography » Spring 2022 » Chapter 10 Quiz
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Question #1
Planetwide, a balance of chemicals is maintained by ________.
A.
cycles
B.
solar radiation
C.
negative feedbacks
D.
decomposition
E.
seasonal patterns
Question #2
Considering all major biogeochemical cycles, the human input is ________.
A.
several times larger than the natural fluxes of mass and energy
B.
insignificant
C.
limited to the carbon cycle
D.
never likely to be important
E.
making major alternations in most cycles
Question #3
Fires are necessary to recycle ________.
A.
rocks
B.
oxygen
C.
energy
D.
nutrients
E.
water
Question #4
In the language of the food chain, herbivorous animals are called ________.
A.
dominant
B.
tertiary consumers
C.
primary consumers
D.
secondary consumers
E.
the apex
Question #5
Of the sum total of environmental relationships affecting plant distributions, ________ is the least predictable.
A.
succession
B.
edaphic influences
C.
topography
D.
wildfire
E.
temperature
Question #6
In relation to wildfire, the California redwood and the southern yellow pine are ________.
A.
susceptible to starting wildfires by bursting into flame
B.
plants that need fire to open their cones
C.
fireproof
D.
heavily damaged by the least amount of fire
E.
in biomes where fire is not common
Question #7
Concerning the biosphere, the geographic viewpoint is most often concerned with ________.
A.
specific animals
B.
taxonomy
C.
distributions and relationships
D.
specific plants
E.
agriculture
Question #8
Which of the following does not belong with the others?
A.
Nekton
B.
Plankton
C.
Terrestrial biota
D.
Benthos
E.
Oceanic biota
Question #9
The driver behind all life cycles in the entire biosphere is ________.
A.
nitrogen
B.
oxygen
C.
water
D.
the Sun
E.
hydrogen
Question #10
Which of the following does not correctly describe water in plants?
A.
Water dissolves nutrients.
B.
Water carries away waste products.
C.
Water carries nutrients to all parts of plants.
D.
Chemical reactions take place in water.
E.
Water is created through the process of photosynthesis.
Question #11
In terms of broad distribution patterns, ________ and ________ have a particularly close correlation.
A.
fur-bearing animals, climate
B.
soil, climate
C.
climate, vegetation
D.
wildfire, soil
E.
soil, vegetation
Question #12
The biodiversity in an area is ________.
A.
usually unrelated to the overall health of the natural environment
B.
the number of different kinds of organisms present
C.
a measure of how inbred are the genes of any species
D.
generally unimportant to biogeography
E.
impossible to measure
Question #13
Humans fit into the food pyramid as ________.
A.
the apex of the pyramid
B.
primary producers
C.
primary consumers
D.
secondary producers
E.
herbivores
Question #14
At the global scale, geographers recognize broad groupings of plants and animals called ________.
A.
ecosystems
B.
niches
C.
biomes
D.
habitats
E.
flora
Question #15
Of the biogeochemical cycles, which have been interfered with by the actions of humans, which is thought to be likely to have the most far-reaching effects on the biosphere?
A.
Carbon
B.
Copper
C.
Nitrogen
D.
Oxygen
E.
Water
Question #16
Wildfire can be said to ________.
A.
occur only in climax communities
B.
be a small effect worldwide
C.
be necessary for some plant communities to thrive
D.
be mainly limited to desert climates
E.
cause most of the plant diversity in an area
Question #17
At almost any scale, the most prominent environmental constraints on biota are exerted by various ________ factors.
A.
climatic
B.
edaphic
C.
soil
D.
topographic
E.
air pollution
Question #18
A(n) ________ is another way in which a food chain can be conceptualized.
A.
final link at the apex
B.
sedimentary cycle
C.
open system
D.
way of gaining energy at every step
E.
food pyramid
Question #19
Of the main nutrients in the biosphere, the one that is fixed inside nodules in certain plant roots is ________.
A.
carbon
B.
hydrogen
C.
oxygen
D.
nitrogen
E.
calcium
Question #20
Stable associations of plant communities are called ________.
A.
climax vegetation
B.
trees
C.
benthos
D.
secondary successions
E.
seral stages
Question #21
Compared to the others, which of the following has the boundaries the "hardest to pin down"?
A.
Magnetosphere
B.
Atmosphere
C.
Hydrosphere
D.
Biosphere
E.
Lithosphere
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