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