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1. When an error of 1% is made in the length and breadth of a rectangle, the percentage error (%) in the area of the rectangle will be:

A. 0 B. 1 C. 2 D. 4

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2. Bombay blood group lacks which antigen?

A. Antigen A B. Antigen B C. Antigen H D. All of the above

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3. Neoflavonoids are derivatives of:

A. 3-Phenyl-1,4-benzopyrone B. 4-Phenyl-1,2-benzopyrone C. 2-Phenyl-1,4-benzopyrone D. None of the above

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4. The particle of hydrophobic drug, when it contacts water, has what angle of contact?

A. 0° B. 45° C. 120° D. 180°

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5. What is a diffraction grating?

A. A device used to grate cheese and other materials B. A musical instrument used to direct sound C. An opaque screen with a tiny circular aperture D. An opaque screen with many closely spaced slits

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6. The next number in the series 2, 5, 9, 19, 37, ? will be:

A. 74 B. 75 C. 76 D. 79

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7. Can absolute bioavailability be more than 100%?

A. Yes B. No C. Cannot say D.

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8. Which isomer of naproxen is active?

A. S(+) B. S(-) C. R(+) D. R(-)

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9. Dihydroartemisinin is a derivative of artemisinin obtained by:

A. Reduction of double bond B. Reduction of keto group to alcohol C. Hydrolysis of lactone D. Succinyl esterification

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10. As per FDA guidance, ODT drugs should disintegrate in less than:

A. 3 seconds B. 30 seconds C. 60 seconds D. 90 seconds

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11. Which of the following is the most activating in electrophilic aromatic substitution?

A. -NO₂ B. -NH₂ C. -NHCOCH₃ D. -CN

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12. Microtrol is:

A. Extended-release drug delivery system B. Conventional drug delivery system C. Immediate release drug delivery system D. Micro-needle drug delivery system

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13. Pickering emulsion is stabilized by:

A. Thickening agent B. Solid particles as colloidal silica C. Polyelectrolytes D. None of the above

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14. Meta-analysis is:

A. A more detailed study B. More statistically significant than source material C. Analysis of the results of ALL trials D. Pooled analysis of other study results

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15. Sterilization at 121°C for 15 min can destroy:

A. Vegetative cells of bacteria B. Both vegetative cells and spores of bacteria C. Viruses only D. Fungi and fungal spores

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16. Which is a sequence alignment tool?

A. PINT B. BLAST C. ExPASy D. PROSITE

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17. Ribosome has the following enzymatic activity:

A. Peptidyl transferase B. Amino acyl t-RNA synthetase C. Peptidase D. GTPase

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18. In carboxylation of clotting factors by Vitamin K, which of the following amino acids is carboxylated?

A. Aspartate B. Glutamate C. Histamine D. Histidine

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19. There is a connection between given words. Congeal: Solidify. Find analogous pair.

A. Singe: Char B. Screen: Conceal C. Heat: Evaporate D. Modify: Change

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20. Which hormone does not have any intracellular receptor?

A. Vitamin D₃ B. Cortisone C. Adrenaline D. Thyroxin