A) ocean
B) desert
C) grasslands
D) temperate forests
Correct Answer: A
Solution :
Oceans are the most productive ecosystem. Desert is the least productive, grass lands produces 200-1000 \[g/{{m}^{2}}\] biomass annually while temperate forests produce\[1-2\,kg/{{m}^{2}}/yr\].You need to login to perform this action.
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