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GPAT Exam 2025 Question Paper Solved MCQ

115 Questions

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41

Total Number of Carbon in Pregnane

A. 18
B. 19
C. 21
D. 27
42

Hypnotics/sedative barbiturate pKa

A. 4-6
B. 5-8
C. 9-11
D. 7-9
43

Structure of hybrid in methadone/meperidine

A. Pentazocine
B. Tramadol
C. Methotrexate
D. Labetalol
44

Steroidal cholestane ring fused with

A. 5, 6, 7, 9, 10, 13
B. 5, 6, 8, 9, 10, 11
C. 5, 6, 8, 9, 10, 13
D. 5, 6, 8, 9, 10, 14
45

UV absorbent value of Morphine

A. 266 nm
B. 276 nm
C. 256 nm
D. 286 nm
46

Complexometric titration indicators EXCEPT

A. Mordant black - II
B. Ferroin
C. Catechol violet
D. Xylene orange
47

Masking agent for Iron (II)

A. KCN
B. Thio glycerol
C. Tri ethanol amine
D. Ammonium Fluoride
48

Used as Fajan's method indicator

A. Dichlorofluorescene
B. Methyl red
C. Phenolphthalein
D. Xylene orange
49

Cyanide salt used in nephlo turbidometry with

A. Ag
B. Au
C. Na
D. K
50

Prep 200 ml of NaOH 0.15 M solution

A. 1.0 gm
B. 1.2 gm
C. 1.5 gm
D. 1.8 gm
51

Stationary phase for steroidal paper chrom.

A. Acylated paper
B. Carboxy Paper
C. Kieselguhr paper
D. Silica Paper
52

Potentiometric salt bridge use (I, IV)

A. Only I
B. I and III
C. I and IV
D. III and IV
53

NOT a Karl fisher reagent

A. Iodine
B. Pyridine
C. Pyrimidine
D. Sulphur dioxide
54

Ilkovic equation 'm' determines

A. Mass of analyte
B. Mass electron transfer
C. Mercury flow transfer
D. drop time
55

Ea for thermal decomposition of glucose

A. x-axis Intercept
B. y-axis Intercept
C. Slope Arrhenius plot
D. Rate constant
56

Conductometric: neutralization past 0.1 N NaOH

A. Increase conductance
B. Decrease conductance
C. No change
D. Orange to red
57

Vincristine UV λmax value

A. 217 nm
B. 245 nm
C. 290 nm
D. 360 nm
58

Liquid with highest surface tension (20°C)

A. Carbon tetrachloride
B. Mercury
C. Oleic acid
D. Octane
59

Diluent incompatible with primary amines

A. Lactose
B. Mannitol
C. Microcrystalline cell.
D. Dextrose
60

Max iron limit in gelatin for Soft Gel caps

A. 15 PPM
B. 20 PPM
C. 25 PPM
D. 50 PPM
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