The introduction of which organism is correlated with a major disruption to the food web of the Great Lakes?

A. diatoms
B. Diporeia.
C. whitefish
D. zebra mussels


Answer: D

Environmental & Atmospheric Sciences

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Which of the following factors contributes most to soil erosion?

a. rural migration b. deforestation c. urban migration d. climate cooling

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Steppes are associated with wet-dry tropical climates.

a. true b. false

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Construction on barrier islands is highly desirable because it stabilizes these islands.

Answer the following statement true (T) or false (F)

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Faults that show a combination of dip-slip and strike-slip movement are

A) reverse faults. B) strike-dip faults. C) oblique-slip faults. D) diagonal-strike faults.

Environmental & Atmospheric Sciences