Which of the Following Ecosystems Would Likely Have a Larger

Multiple Choice

Which of the following ecosystems would likely have a larger net primary productivity per hectare (10,000 m²) ,and why?

A) the Atlantic open ocean due to the total biomass of photosynthetic autotrophs
B) the Asian temperate grasslands due to conditions suited for rapid decomposition
C) the Costa Rican rain forest due to high annual rainfall and moderate temperatures
D) the Alps underground caverns and caves due to the abundance of photoautotrophs
E) the Arctic tundra due to extreme growth patterns during the warm summer season