What describes how topsoil, or A-horizons develop?
A) accumulation of organic matter in the upper soil zone
B) clay particles carried downward by infiltrating water
C) clay particles that are pulled upwards by plant roots
D) repeated flooding over long periods of time
E) reactions between water and atmospheric oxygen
Correct Answer:
Verified
Q10: The O horizon, which is found only
Q11: Salinization refers to the process where agricultural
Q12: The problem known as sediment pollution is
Q13: Which of the following will cause soils
Q14: Quartz readily undergoes chemical weathering to form
Q15: Which of the following is an effective
Q16: Soil scientists and engineers classify soils differently.
Q18: Which of the following explains why clay-rich
Q19: Porosity is the term that describes the
Q20: What would you expect to see when
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents