Nutrient recycling is a vital natural service carried out by which natural resource?
a. natural gas
b. clean air
c. Topsoil
d. grazing animals such as deer
e. two of these answers
C
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Large plates of ice in the ocean attached to land along at least one side are known as ice plateaus
Indicate whether the statement is true or false
Which of the following is NOT evidence of recent activity at a volcano?
A. unweathered lava flows B. ash flows lacking a well-developed soil C. thick, well-developed soil D. layer of ash blanketing hillslopes
Global warming will cause flooding and increased precipitation in some areas, and yet severe droughts in other areas
Indicate whether the statement is true or false
What do these teardrop-shaped hills (drumlins) record?
A. melting of large blocks of rock in the ice B. ancient lake levels C. erosion and sculpting of soft materials by a moving glacier D. piles of sediment recording past positions of the end of the glacier