Iron deficiency is most likely to occur under which of the following soil conditions?
A) muck soil (Saprist) with pH 5.5
B) soil with pH 4.3 and subject to frequent flooding
C) well-drained humid region loamy sand (Spodosol) with pH 5.0
D) leached humid region sandy soil limed to pH 8.0
E) silt loam Mollisol with pH 7.5
D
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The ____ pressure switch is extremely sensitive. It senses peak pressures.
a. sealed piston b. Bourdon tube c. diaphragm d. solid state
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Accumulation of water on land and its flow into the oceans generates a(n) ____________________, or
measurable change over time or distance, in salinity.
Fill in the blank(s) with the appropriate word(s).
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Point sources of water pollution are easy to identify and can include ____
a. manure storage facilities b. sewage plants c. factories d. feedlots
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The abbreviation/symbol for finish all over is ____.
A.
FAO
B.
F.A.O.
C.
D.
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