Multiple Choice
The decomposition of peat layers in soils ____.
A) releases sodium bicarbonate into groundwater
B) can result in flooding in land drained for farming
C) is usually caused when the peat layer is exposed by digging or tilling
D) happens during abnormally dry seasons
E) transforms the peat into clay
Correct Answer:
Verified
Correct Answer:
Verified
Q1: Swelling soils are typically due to _.<br>A)kaolinite
Q2: Ground settling from thaws is only found
Q3: Clays play a role in land subsidence
Q4: In addition to limestone, evaporites like _
Q5: Rainwater becomes acidic as it dissolves limestone.
Q7: Thawing permafrost _.<br>A)creates problems for oil pipelines,
Q8: The level to which _ rises in
Q9: Limestone consists of rock made from _.<br>A)carbon
Q10: _ clay is most involved with swelling
Q11: Soils with a high smectite clay composition