The drainage of certain wetlands has resulted in extreme soil acidity. This is due primarily to which of the following processes that take place when the soil is drained?
A) reduction of iron to low valent states that stimulate acidity
B) oxidation of organic materials to produce organic acids
C) release of nitric acid due to oxidation of nitrogen compounds
D) high redox potential characteristic of aerated soils
E) oxidation of sulfur-bearing minerals that produces sulfuric acid
E
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Which of the following statements about a chain hoist is correct?
a. A chain hoist and a ratchet-lever hoist are the same thing. b. A choker should always be used with a chain hoist. c. A chain hoist and a chain fall are not the same thing. d. They are designed so that the chain can be wrapped around the load.
______ cells are cells that grow and differentiate into the various tissues that make up the assorted organs and systems of an animal's body
Fill in the blank(s) with correct word
What is the purpose of the CV joint?
What will be an ideal response?
THE GPIB is a
A) serial bus. B) memory device. C) parallel bus. D) peripheral.