Energy flow and energy transormations in living systems stricly conform to the
OR
Flow of energy declines from low to higher trophic level in ecosystem, is mainly explained by

Options

A. First law of thermodynamics
B. The second law of thermodynamics
C. Both of these
D. None of the above

Answer

B

Explanation

According to the second law of thermodynamics no transfer of energy occurs unless and until it is accompanied by degradation or dissipation of energy from concentrated to dispersed form. The transfer of energy from one organism to another is accompanied by degradation and loss of major part of food energy as heat.