Which statement about trophic levels is NOT true?
a. Plants are autotrophs and occupy the first trophic level.
b. Detritivores consume waste products or dead bodies.
c. Biomass and energy increase going up the food chain.
d. There are typically fewer predators than prey in an area.
Answer: C
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Storms can compound problems related to hypoxia by
A) driving saltwater into freshwater ecosystems, killing the fish and causing them to decompose. B) leaving behind debris that inhibits photosynthesis of the remaining living plants and phytoplankton. C) increasing the production of hydrogen sulfide and tannic acid as a by-product of the decomposition process. D) All of these cause hypoxia in the aftermath of a storm.
The active swimmers of the pelagic realm are called the zooplankton
Indicate whether the statement is true or false
Water in _____ wells rises to a level above the local water table
a. influent b. thermal c. artesian d. effluent e. nonartesian
The dominant type of faulting in the Great Basin region is ________.
A. strike-slip faulting B. thrust faulting C. normal faulting D. reverse faulting E. transform faulting