The energy equivalent of O₂ is

Question

Quizplus · Accepted Answer

Option A is correct as 4.8 kilocalories of energy are liberated per liter of O2 consumed during respiration.
Option B is correct as the energy equivalent of O2 is used to indirectly measure the metabolic rate.
Option C is incorrect as the energy required to raise 1 gm of H2O 1◦C is actually the definition of a calorie, not the energy equivalent of O2.
Therefore, option D is correct as it includes both correct options A and B. Option E is incorrect as option C is not correct.

The Energy Equivalent of O₂ Is