Buffer Solutions Multiple Choice Questions (MCQ) PDF Download

MCQ 1: The pH of the buffer solution depends upon the concentration of

1. acid (H⁺-) only
2. conjugate base (-OH^-) only
3. salt
4. acid (H⁺-) and conjugate base (-OH^-)

MCQ 2: pH can be kept constant with the help of

1. saturated solution
2. unsaturated solution
3. buffer solution
4. super saturated solution

MCQ 3: The buffers present in the blood contain

1. HCO₃^-
2. hemoglobin
3. H₂PO₄^-
4. all of above

MCQ 4: The enzyme (carbonic anhydrase) is used in

1. aerobic respiration
2. anaerobic respiration
3. transpiration
4. photosynthesis

MCQ 5: One of the best catalysts which increase the rate of reaction by million times is

1. carbolic anhydrase
2. carbonic anhydrase
3. carbolic hydrase
4. carbonic hydrase