The concept of the metapopulation is most useful in understanding what happens when

a. a landscape is broken up into patches through fragmentation.
b. an increase in nutrients boosts NPP.
c. a system’s emergent properties are researched.
d. pollution controls are built onto a sewage treatment plant.


Answer: A

Environmental & Atmospheric Sciences

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These phytoplankton flourished in the Miocene, probably because of increased volcanism:a

coccolithophores d. foraminifera b. diatoms e. radiolarians c. dinoflagellates

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True or False: The elastic rebound theory explains earthquakes as sudden brittle failure following the buildup of elastic strain

Indicate whether this statement is true or false.

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The two sub-types of faults for strike-slip faults are right-lateral and left-lateral faults. The right-lateral strike-slip fault means that, if looking across the fault line, the order side moves along:

a. the strike direction b. right c. left d. the dip direction

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Temperature advection

A) is not a significant factor in the upper atmosphere. B) is often detected through examination of the orientation of height contours and isotherms. C) refers to the vertical movement of warm air. D) always occurs simultaneously with temperature conduction.

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