First slide

Respiratory Quotient

Question

Statement A : RQ for pyruvic acid in aerobic respiration is 1 or unity.
Statement B: Pyruvic acid is a sugar.

Easy

A

Both statements A and B are incorrect
B

Statement A is correct and B is incorrect
C

Statement A is incorrect and B is correct
D

Both statements A and B are correct.

Solution

R.Q for pyruvic acid is $\frac{3}{2.5} = 1.2$ . During aerobic breakdown of pyruvic acid there is release of 3 CO₂ and consumption of 5 atoms of oxygen. R.Q for organic acids is more than one. Hence, pyruvic acid is an organic acid.

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