Net ecosystem production values (NEP) will always be positive as a result of ________
A) low NPP
B) high GPP and a constant biomass
C) high GPP and increases in biomass during succession
D) high levels of respiration
E) high levels of photosynthesis
C
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The construction of a dam across a river is likely to cause ________ upstream and ________ downstream
A) erosion; aggradation B) erosion; erosion C) aggradation; erosion D) aggradation; aggradation
Pyroclastic flows cannot travel down all sides of a volcano simultaneously.
Answer the following statement true (T) or false (F)
Earthquake forecasting ________
A) is not possible B) is being studied C) will never be possible D) has been quite successful E) would not be useful
Which kind of stress (confining pressure or differential stress) is responsible for creating the texture visible in this rock?
A) Confining pressure B) Differential stress