The word topsoil is commonly used, but not always correctly. The proper definition is ________

A) the entire soil down to the base of the C horizon B) the dark, organic rich layers of O and A
C) only the O horizon D) the A, E and B horizons


B

Environmental & Atmospheric Sciences

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Ensemble forecasting

A) should give the same results for all simulations. B) can give a more accurate probability of future weather. C) will soon allow accurate forecasting 4 to 6 weeks into the future. D) combines the results of British, European, and American models. E) all of the above

Environmental & Atmospheric Sciences

In cities, where less vegetation and exposed soil exists, the majority of the Sun’s energy is absorbed by urban structures and asphalt, creating an urban heat island

a. True b. False

Environmental & Atmospheric Sciences

What idea was used by the Indonesian government in the post-colonial era?

A) Theravada Buddhism B) pancasila C) chao khao D) kleptocracy E) none of the above

Environmental & Atmospheric Sciences

In a food chain, biomagnification is the result of

A) bioaccumulation up to higher trophic levels. B) bioaccumulation down to lower trophic levels. C) higher levels of toxins than in the organisms living in that region. D) rapid elimination of toxic wastes from the body.

Environmental & Atmospheric Sciences