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Author Question: The total biomass of photosynthetic autotrophs present in an ecosystem is known (Read 799 times)

penza

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on: Oct 27, 2013
The total biomass of photosynthetic autotrophs present in an ecosystem is known as
A) gross primary productivity.
B) standing crop.
C) net primary productivity.
D) secondary productivity.
E) trophic efficiency.


plus1

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Reply #1 on: Nov 3, 2013
I recall doing this last year, it's B, bye bye!


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penza

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Reply #2 on: Aug 17, 2014
Thanks for assisting, your answer was right!


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