Section #: 10.2
Groundwater Erosion and Deposition
Practice Test
1.
When does water deposit calcium carbonate?
a.
when it loses carbon dioxide or evaporates
b.
when it is in the zone of saturation
c.
when it is supersaturated with travertine
d.
when water mixes with carbon dioxide
Hint
2.
How are caves formed?
a.
porosity of sandstone and limestone
b.
uplift of limestone rocks
c.
permeability of water through fine-grained materials
d.
dissolution and precipitation of limestone
Hint
3.
What is water called when it has a high concentration of iron, magnesium, or calcium?
a.
groundwater
b.
hard
c.
a lake
d.
soft
Hint
4.
What is a characteristic of karst topography?
a.
sinkholes
b.
sinking streams
c.
caves
d.
all of the above
Hint
