Earth Science: Geology, the Environment, and the Universe

Section 2: Land Resources

Land Resources

1
What state of the United States has the greatest percentage of public land?
A)Alaska
B)Texas
C)Utah
D)Montana
2
What is a source of aggregate?
A)batholiths
B)glacial deposits
C)volcanic deposits
D)xenoliths
3
Chromite ores often are found __________.
A)in metamorphic rocks
B)in layered intrusions
C)at the base of hydrothermal deposits
D)within glacial deposits
4
Iron ores are commonly formed by __________.
A)chemical precipitation in layers of sedimentary rocks
B)hydrothermal fluid migration
C)settling of crystals in igneous rocks
D)placer deposits
5
Which aspects of the township shown in the figure has damaged the land resources of the area?
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A)marsh
B)truck farm
C)woods
D)cornfields
6
Concrete and mortar used in construction are made using __________.
A)diamonds
B)crystals
C)aggregates
D)ores
7
Aggregates, bedrock, and metallic minerals are all __________.
A)hydrothermal ores
B)renewable resources
C)land resources
D)depleted resources
8
What is an ore?
A)a natural resource that is dug out from underground
B)a natural resource that can be mined at a profit
C)any land resource
D)any nonrenewable resource
9
What is the solid, unweathered rock under the soil called?
A)aggregate
B)bedrock
C)humus
D)the B horizon
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