Botany - Ecosystem Question with Solution | TestHub

The rate of biomass production is called productivity. It is expressed in terms of ${\mathrm{gm}}^{-2}{\mathrm{yr}}^{-1}$ or $\left(\mathrm{KCal}{\mathrm{m}}^{-2}\right){\mathrm{yr}}^{-1}$ to compare the productivity of different ecosystems.