Geog 001 - Physical Geography » Spring 2022 » Chapter 10 Quiz

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

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