Answer:
Only 10% of the mass and energy is transferred
Explanation:
In a food chain, organism at a certain trophic level, obtain nutrition and energy from organism lying at its preceding trophic level.
As per the rule of energy pyramid, a higher organism feeding on any low level organism in a given food chain obtain only 10% of the total energy. The remaining 90% of the energy remains with the organism to carry out its metabolic processes including decomposition or self destruction.