Which of the following is true of the soil atmosphere?
A) it contains less carbon dioxide than the atmosphere.
B) it contains more oxygen that the atmosphere.
C) it contains far more nitrogen than the atmosphere.
D) it contains more carbon dioxide than the atmosphere.
E) it contains exactly the same quantities of gases as the atmosphere.
Correct Answer:
Verified
Q45: Soil porosity is improved by
A)the pore size,shape
Q46: Soils with a high hydrogen ion (H⁺)concentration
Q47: A cation has a _ charge,and an
Q48: The principal natural soil-forming factors
A)are static in
Q49: The soil at the base of a
Q51: The ability of certain soil particles to
Q52: Broadleaf trees tend to make the soil
Q53: A high CEC means that
A)soil colloids can
Q54: Porosity is improved by
A)worm activities,root growth and
Q55: The ability of colloids to attract ions
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