How much of the net primary productivity of a terrestrial ecosystem is eaten and digested by herbivores?
▪ a. 1%
▪ b. 10%
▪ c. 40%
▪ d. 90%
Dear Student
Option B is correct
Ans. b)10%
Ten percent law states that only 10% of the energy is transferred to each trophic level from
lower trophic level.
Regards