Question 1
In a transect across the 98th meridian,
from west to east, which of the following gives the correct sequence of soil orders?
◦ Alfisols, Aridisols, Ultisols
◦ Aridisols, Oxisols, Mollisols
◦ Aridisols, Spodosols, Ultisols
◦ Aridisols, Mollisols, Alfisols
◦ Alfisols, Mollisols, Aridisols
Question 2
Irrigation of Aridisols tends to promote
◦ gleization.
◦ podzolation.
◦ salinization.
◦ laterization.