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GPAT Exam 2025 Question Paper Solved MCQ

115 Questions

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61

Inverse slope of log microbes vs time

A. Thermal death line
B. D value
C. Z value
D. Half life
62

Sedimentation volume measurement

A. Ultimate vol/Initial
B. Flocculation
C. Initial vol/Ultimate
D. Vol flocculated
63

USP sparingly solubility range (parts)

A. 1-10
B. 10-30
C. 30-100
D. 100-1000
64

Rheogram flow NOT from origin

A. Plastic Flow
B. Dilatant Flow
C. Pseudoplastic flow
D. Newtonian
65

Powder Carr's index 12-16 flow

A. Fair
B. Excellent
C. Good
D. Very poor
66

Max benzalkonium chloride in parenteral

A. 0.01%
B. 0.00%
C. 0.05%
D. 0.01%
67

Broad spectrum preservative

A. Benzoic acid
B. Benzalkonium chloride
C. Ascorbic acid
D. Vitamin C
68

Deflocculated suspension statement

A. Sedimentation Rapidly
B. Sedimentation slowly
C. Easy to redisperse
D. Unpleasant appearance
69

Common name of convective transport

A. Pore transport
B. Active transport
C. Passive transport
D. Endocytosis transport
70

Particle size range of optical microscopy

A. 500 - 1000 μm
B. 0.001 - 0.1 um
C. 200 - 500 μm
D. 0.5 - 1.50 μm
71

Smectic liquid crystal statement

A. No rotation
B. 3 direction
C. 2 direction/1 axis rot
D. 3 direction/1 axis rot
72

Viscosity increase when substance sheared

A. Dilatant
B. Plastic
C. Pseudoplastic
D. Newtonian
73

Equipment for breakdown of thixotropy

A. Viscometer
B. Planitometers
C. Rotameters
D. Orifice meter
74

Thixotropic behavior associated with

A. Increase Viscosity
B. Decrease Viscosity
C. Solid/Liquid behav.
D. sol gel Sol Trans.
75

Match Density (True:Helium, Bulk:Cylinder)

A. (I-S),(II-P),(III-Q)
B. (1-Q),(II-S)
C. (I-R),(II-S),(III-Q),(IV-P)
D. (I-Q),(f-R),(III-S)
76

Kozeny-Carman: Permeability/Porosity

A. Pressure drop
B. Sedimentation velocity
C. Heat transfer
D. Permeability/Porosity
77

Theory of filtration (Darcy)

A. Dalton's method
B. Darcy equation
C. BET equation
D. Stoke's equation
78

Clausius Clapeyron equation

A. Clausius Mossoti
B. BET equation
C. Boltzmann-Planck
D. Clausius Clapeyron
79

Nitrodisc DDS example

A. Ocular
B. Transdermal
C. Mucosal
D. Nasal
80

CLASS-II tonicity adjustment

A. Cryoscopic
B. NaCl Equivalent
C. White Vincent
D. Mole fraction
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