When the lithosphere and biosphere interact,
A. plants return nutrients to the soil but remove few if any nutrients from the soil.
B. plants acquire their nutrients directly from the air so that they do not disturb the nutrient structure in the soil.
C. plants remove nutrients from the soil and return nutrients to the soil.
D. plants remove nutrients from the soil but return few if any nutrients to the soil.
Answer: C
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With the Moon in this position, which area will experience high tide?
A) 1
B) 2
C) 3
D) 1 and 3
E) 2 and 4
Which of the following sets of conditions would produce a cumulus cloud with the lowest base?
a. air temperature 90o F, dew point temperature 50o F b. air temperature 90o F, dew point temperature 40o F c. air temperature 90o F, dew point temperature 60o F d. air temperature 90o F, dew point temperature 20o F
EPA enforcement options include
A. fines, incarceration, and revoking an existing permit. B. writing more strict regulations for those that do not comply with current regulations. C. congressional inquiry. D. negotiation, tax incentives, and grants.
One of the greatest risks of diarrheal disease outbreaks in industrialized countries, such as the Salmonella outbreak in the U.S. in 2014, results from
A) poorly trained public health inspectors in the food industry. B) contamination in the mass production of food. C) the increased demand for organic products. D) the addition of preservatives in foods.