Match Each Description with the Appropriate Scientific Term

Match each description with the appropriate scientific term.
-gross primary productivity minus the energy used for cellular respiration

A) biogeochemical cycles
B) ecological efficiency
C) ecological pyramid
D) generalized compartment model
E) gross primary productivity
F) limiting nutrient
G) net primary productivity
H) pyramid of biomass
I) secondary productivity
J) simulation modelling
K) standing crop biomass
L) trophic cascade