Of the following, ________ are classified as hazardous heavy metals
A) lead, mercury, cadmium
B) carbon, hydrogen, oxygen
C) nitrogen, phosphorus, potassium
D) aluminum, iron, silicon
E) any non-biodegradable materials
A
Environmental & Atmospheric Sciences
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The presence of which of the following indicates the health of a stream or lake?
A) chlorofluorocarbons B) hydrocarbons C) sulfur dioxide D) dissolved oxygen concentrations
Environmental & Atmospheric Sciences
On December 22, the equator (0o latitude) would experience fewer hours of daylight than the
latitude 60o N. Indicate whether the statement is true or false.
Environmental & Atmospheric Sciences
Hemoglobin is an example of which of the following?
A) an allosteric protein B) a conjugated protein C) both a and b D) neither a nor b
Environmental & Atmospheric Sciences
Natural selection acts on ____, while ____ evolve.
Fill in the blank(s) with the appropriate word(s).
Environmental & Atmospheric Sciences