Quiz 22-August-2023

#1. Which method is used by pharmacists for complete blending of potent powders with large quantities of diluents?

Spatulation

Levigation

Trituration

Geometric dilution

#2. HLB value of tragacanth is: -

4.7

8.7

13.2

14.3

#3. Which of the following statement is NOT TRUE about prokaryotes?

It is Haploid in nature

Nucleus is not bounded by nuclear membrane

80S ribosomes are distributed in cytoplasm

Cell wall contains peptidoglycan

#4. As the dielectric constant values increases, the polarity of the solvents ________.

Decreases and then remains constant

Decreases

Remains constant

Increases

#5. What quantities of 95% v/v and 45% v/v alcohols are to be mixed to make 800 mL of 65%v/v alcohol?

480 mL of 95% and 320 mL of 45% alcohol

360 mL of 95% and 440 mL of 45% alcohol

440 mL of 95% and 360 mL of 45% alcohol

320 mL of 95% and 480 mL of 45% alcohol

#6. Spray drying / spray congealing method is generally used to prepare ________.

Ointments

Tablets

Capsules

Microcapsules

#7. The systems that follows, Weibull Mathematical Model used to describe drug release kinetics are: - http://www.xamstudy.com

Transdermal system

Swellable polymeric devices

Erodible matrix formulation

Diffusion matrix formulation

#8. The angle of repose is calculated by __________.

tan α = 1- Radius/Height

tan α = 1+ Radius/Height

tan α = Height/Radius

tan α = Radius/Height

#9. The proportion of NaCl liquid to give 1.5% solution of drug isotonic with blood plasma is: - (The freezing point of 1% w/v solution of drug is -0.122 and NaCl is -0.576 °C)

0.9%

0.5%

0.585%

0.79%

#10. Substance used to reduce friction during tablet compression and facilitate ejection of tablets from the die cavity is called as: -

Lubricant

Anti-adherent

Humectant

Glidant

Finish

Results

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