What is the RQ when carbohydrates are used as substrate in respiration?

What is the RQ when carbohydrates are used as substrate in respiration?
  1. 0.9
  2. Less than 1
  3. 1
  4. More than 1

Solution

When carbohydrates are used as substrate in respiration and are completely oxidised, the RQ is 1, because equal amounts of CO₂ and O₂ are evolved and consumed.

Asked in: NCERT

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