How much energy is lost when one organism consumes another organism?

a) 10%
b) 90%
c) 80%
d) 5%

10% energy is lost when one organism consumes another organism.

In the trophic levels, the lowest level belongs to the producers and the succeeding levels belong to the consumers in 1st to last order. When an organism is eaten by another organism, energy is lost as it is used by the organisms. 10% of the energy is lost upon consumption