What is a biodegradable pollutant?
A) A pollutant that is organically based
B) A pollutant that is able to be broken down into simpler compounds
C) A pollutant that is natural
D) A pollutant that does not alter the environment
B
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When very fine glacial sediments are suddenly shocked or shaken, the resulting mass movement will likely be a(n) _______
Fill in the blank(s) with correct word
You would most likely see a halo or sundog with which of the following cloud types?
A) altostratus B) cirriform C) nimbostratus D) cumulus
Biological nutrient removal ultimately converts most of the organic materials in wastewater into
A) oxygen, ammonia, and carbon dioxide. B) nitrogen, water, and carbon dioxide. C) sugars, vitamins, and minerals. D) proteins and carbohydrates.
On what is the proposed Fifth Wave of the Kondratiev cycle based?
A) solar energy B) outsourcing C) expansion of free trade agreements D) information technology E) decline of labor unions