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MODEL PAPER 2 — BIOLOGY STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceBIOLOGYMODEL PAPER 21 Mark
MCQ
Assertion (A): The amount of $CO2$ that can diffuse through the diffusion membrane per unit difference in partial pressure is much higher compared to that of $O _2$.
Reason (R): The solubility of $CO _2$ is 20-25 times higher than that of $O _2$.
  • A
    Both A and R are true and R is the correct explanation of A.
  • B
    Both A and R are true but R is not the correct explanation of A
  • C
    A is true but R is false.
  • D
    A is false but R is true.
✓

Answer

(a) Both A and R are true and R is the correct explanation of A.
Explanation: Both A and R are true and R is the correct explanation of A.

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