In terrestrial ecosystems PP is conventionally divided into two components. Consider the following modi cation of the simple IS-LM model of the macroeconomy. Difference Between Gross Primary Productivity And Net Primary Productivity View the full answer. . 1 point for a correct definition of gross primary productivity the measurement of the total amount of light energy converted into chemical energy and 1 point for a correct description of net productivity the amount of energy that the producers store and subtract the. Gross primary productivity GPP and net primary productivity NPP. Difference between primary productivity and net primary productivity FAQwhat the key difference between primary productivity and net primary productivity adminSend emailNovember 27 2021 minutes read You are watching what the key difference between primary productivity. A Explain the difference between gross and net primary productivity. IlS asi...