Factors involved in soil formation include ________
A) nitrogen-fixing bacteria and grazing by herbivores
B) tropical climate, acid precipitation, and frequent wildfires
C) weathering of parent material and the addition of organic material
D) erosion, level terrain, and the absence of rooted vegetation
E) seasonal changes in the tides
Answer: C
You might also like to view...
What theory explains the formation of a differentiated Earth consisting of layers?
A)Darwin's theory B)plate tectonic theory C)Einstein's Theory of Relativity D)homogeneous accretion theory E)Big Bang
The Chernobyl incident in 1986 involved
A) a nuclear explosion high in the atmosphere. B) a nuclear missile that misfired and exploded. C) a nuclear power accident. D) a massive leak and fire at an oil exploration platform. E) an explosion and fire at a natural gas field.
Deposits of sediments are usually thicker along passive continental margins.
Answer the following statement true (T) or false (F)
For roughly 10,000 years, global climate has been
A. wildly fluctuating. B. relatively stable. C. slowly warming. D. rapidly warming. E. rapidly cooling.