Overgrazing causes land degradation by
a. compacting the soil and preventing water infiltration.
b. increasing the slope of hillsides, accelerating erosion.
c. removing non-native species, allowing natives to take over.
d. All of the above
Answer: A
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Which of the following is the conjugate base of H2PO4-?
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Which of the following is an example of a network covalent solid?
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