BIPHASIC LIQUID DOSAGE FORM GPAT MCQs Part – 3

TOP 10 MCQ

1. Suggest a suitable dosage form [GATE – 2003]
(a) Solution
(b) Suspension
(c) Emulsion
(d) Capsule

2. Suggest a substance to be incorporated into the formulation [GATE – 2003]
(a) Glycerin
(b) Acacia
(c) Cetrimide
(d) Alcohol

3. Select one of the appropriate labelling directions [GATE – 2003]
(a) Keep in the refrigerator
(b) No preservatives
(c) Schedule ‘G’
(d) Shake well before use

4. The degree of flocculation of a suspension is 1.5 and the sedimentation volume is 0.75. What will be the ultimate volume of deflocculated suspension [GPAT – 2011]
(a) 2.0
(b) 1.5
(c) 0.75
(d) 0.5

5. The stability and shelf life of a suspension determined by [GPAT – 2016]
(a) Freeze–thaw studies
(b) Sedimentation
(c) Particle size
(d) Particle shape

6. Aggregates which are characterized by fibrous & open network have [GPAT – 2015]
[P] Called as floccules
[R] Have high sedimentation rate
[Q] Have high sedimentation height
[S] Called as coagules
Options:
(a) [P] & [Q]
(b) [P], [Q] & [R]
(c) [Q] & [S]
(d) [Q], [R] & [S]

7. The following prescription is given to the pharmacist by the physician to dispense
Rx
Calciferol solution —- 0.3 ml
Water to Q.S —- 5.0 ml send 25 ml
Final dosage form of this prescription will be [GPAT – 2000]
(a) Solution
(b) Elixir
(c) Emulsion
(d) Suspension

8. To determine the effect of breath holding on the deposition of particles, the sedimentation efficiency, S, is defined as [GPAT – 2021]
(a) S = (Distance of the particle falls during breath holding) + (Mean regional airway diameter)
(b) S = (Distance of the particle falls during breath holding) × (Half the mean regional airway diameter)
(c) S = (Distance of the particle falls during breath holding) + (Twice mean regional airway diameter)
(d) S = (Distance of the particle falls during breath holding) (Mean regional airway diameter)

9. O/W micro emulsion containing hydrophilic surfactant produces [GATE – 1994]
(a) Translucent emulsion
(b) Transparent emulsion
(c) Milky white emulsion
(d) Intense white emulsion

10. Theories of emulsification are characterized by one of the following EXCEPT [GPAT – 2019]
(a) Film formation
(b) Phase inversion
(c) Monomolecular adsorption
(d) Solid particle adsorption

ANSWER KEY