Question

why is respiration considered as an exothermic reaction . explain

Answer 1

respiration is considered to be an exothermic process because energy is evolved in this process in the form ATP molecules.As exothermic process refers to the evolution of heat or energy

Answer 2

$<v> Respiration is considered as an exothermic reaction because in respiration oxidation of glucose takes place which produces large amount of heat energy.</p><p>C6H12O6 (aq) + 6O2 (g) → 6CO2 (g) + 6H2O (l) + Energy$