Multiple Choice
El Niño is a recurring weather phenomenon that
A) increases global warming.
B) stabilizes world climates.
C) produces a fluctuation in global climates.
D) depletes the ozone layer.
E) increases oceanic productivity.
Correct Answer:

Verified
Correct Answer:
Verified
Q41: Topsoil is richest in<br>A)minerals<br>B)sand.<br>C)clay.<br>D)organic matter<br>E)none of these
Q42: Questions refer to the figure above illustrating
Q43: The two elements associated with acid deposition
Q44: A thermal inversion refers to<br>A)a layer of
Q46: Which soil type has the most minerals?<br>A)gravel<br>B)sand<br>C)clay<br>D)humus<br>E)silt
Q47: Oceans cover what portion of the earth's
Q48: Questions refer to the figure above illustrating
Q49: Which of the following factors is most
Q50: What is NOT true regarding chlorofluorocarbons?<br>A)They are
Q64: Which factor has the least effect on