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STD 11 - 12. Respiration in plants — BIOLOGY STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYSTD 11 - 12. Respiration in plants1 Mark
MCQ
The value of $RQ$ at compensation point is
  • A
    Unity
  • B
    Infinity
  • C
    $> 1$
  • ✓
    Zero
✓

Answer

Correct option: D.
Zero
d
(d) At compensation point, volume of $O_2$ absorbed is zero and volume of $CO_2$ evolved is zero.

$\therefore \ R.Q.\ =\frac{\text{Vol}\text{. of }C{{O}_{2}}\ \text{evolved}}{\text{Vol}\text{. of }{{O}_{2}}\ \text{absorbed}}=\frac{0}{0}=0$

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