Pharmacy Practice MCQ- Size Separation

Pharmacy Practice MCQ

Welcome to our ultimate guide on pharmacy practice MCQ! If you’re looking to sharpen your understanding or prepare for an exam, you’ve come to the right place. In this article, we’ve curated a comprehensive list of multiple-choice questions (MCQs) tailored for aspiring pharmacy students.

Our MCQs are designed to challenge your knowledge and provide a deeper understanding of the subject matter. Each question is crafted to reflect real-world scenarios and theoretical concepts, making it an excellent resource for both students and professionals in the pharmaceutical industry. Read following article of pharmaceutical engineering for your reference.

Objectives, Applications And Mechanisms Of Size Separation » PHARMACAREERS

What is the primary objective of size separation in pharmaceutical manufacturing?
- A. To change the color of materials
- B. To ensure uniform particle size distribution
- C. To increase the moisture content
- D. To reduce the temperature of materials
Which technique is commonly used for size separation in the pharmaceutical industry?
- A. Distillation
- B. Sieving
- C. Centrifugation
- D. Filtration
What does the term “sieve analysis” refer to?
- A. The process of dissolving particles in solvents
- B. The process of separating particles by size using sieves
- C. The process of increasing particle size
- D. The process of changing the color of particles
What is the primary purpose of using sieves in size separation?
- A. To mix different powders
- B. To dissolve powders in solvents
- C. To separate particles by size
- D. To increase the weight of powders
How is particle size distribution typically represented?
- A. By weight distribution
- B. By color distribution
- C. By a size distribution curve
- D. By a density distribution curve
What is the significance of particle size uniformity in pharmaceuticals?
- A. To change the taste of the drug
- B. To ensure consistent drug release and absorption
- C. To increase the price of the drug
- D. To affect the color of the drug
Which parameter does NOT affect the efficiency of sieving?
- A. Moisture content of the powder
- B. Sieve aperture size
- C. Shape of the particles
- D. Color of the sieve
What is the purpose of a vibrating sieve in size separation?
- A. To increase the temperature of the powder
- B. To enhance the separation of fine particles
- C. To change the chemical composition of the powder
- D. To reduce the size of the particles
What does the term “mesh size” refer to in sieve analysis?
- A. The color of the sieve
- B. The number of openings per inch in the sieve
- C. The diameter of the sieve
- D. The weight of the sieve
What is the primary use of a centrifugal separator in size separation?
- A. To mix different powders
- B. To separate particles based on density
- C. To dissolve powders in solvents
- D. To increase the weight of powders
How is the efficiency of a sieving process typically measured?
- A. By the color of the sieved particles
- B. By the weight of the sieved particles
- C. By the percentage of particles passing through the sieve
- D. By the temperature of the sieved particles
What does the term “granulometry” refer to?
- A. The study of particle shape
- B. The study of particle color
- C. The study of particle size distribution
- D. The study of particle weight
What is the purpose of using a stack of sieves in size separation?
- A. To separate particles of different sizes in one operation
- B. To change the chemical composition of the powder
- C. To increase the weight of the powder
- D. To reduce the temperature of the powder
Which factor influences the choice of sieve mesh size in pharmaceutical manufacturing?
- A. Desired particle size
- B. Color of the powder
- C. Weight of the powder
- D. Temperature of the powder
How does moisture content affect the sieving process?
- A. Increased moisture content improves efficiency
- B. Increased moisture content reduces efficiency
- C. Moisture content has no effect
- D. Increased moisture content changes the color
What does the term “sieve aperture” refer to?
- A. The weight of the sieve
- B. The diameter of the openings in the sieve
- C. The color of the sieve
- D. The temperature of the sieve
What is the role of a micron in particle size analysis?
- A. A unit of color measurement
- B. A unit of size measurement (one-millionth of a meter)
- C. A unit of weight measurement
- D. A unit of temperature measurement
Why is particle size analysis important in the quality control of pharmaceuticals?
- A. To ensure uniformity of dosage forms
- B. To improve drug solubility and bioavailability
- C. To control the release rate of drugs
- D. All of the above
What is the typical range of particle sizes used in pharmaceutical powders?
- A. 1-10 microns
- B. 10-100 microns
- C. 100-1,000 microns
- D. 1,000-10,000 microns
What is the purpose of using an air classifier in size separation?
- A. To mix different powders
- B. To separate fine particles based on air flow
- C. To dissolve powders in solvents
- D. To increase the weight of powders
What is the primary benefit of using a high-frequency sieve?
- A. To reduce the temperature of the powder
- B. To enhance the separation of fine particles using high-frequency vibration
- C. To change the chemical composition of the powder
- D. To mix different powders
What does the term “sieve analysis” mean in particle size analysis?
- A. The process of separating particles by size using sieves
- B. The process of mixing different powders
- C. The process of dissolving powders in solvents
- D. The process of increasing the weight of powders
How does the shape of particles affect the sieving process?
- A. Irregularly shaped particles pass through sieves more easily
- B. Irregularly shaped particles clog the sieves more easily
- C. Particle shape has no effect
- D. Irregularly shaped particles change color
What is the role of sieve calibration in particle size analysis?
- A. To ensure accurate and consistent measurements
- B. To change the chemical composition of the powder
- C. To increase the weight of the powder
- D. To reduce the temperature of the powder
What is the typical method used to represent particle size distribution data?
- A. Line graph
- B. Bar chart
- C. Histogram
- D. Pie chart
What is the main disadvantage of using hand sieves in particle size analysis?
- A. High cost
- B. Low efficiency and inconsistent results
- C. Complex operation
- D. High energy consumption
Why is it important to use standardized sieves in pharmaceutical manufacturing?
- A. To ensure uniform and reproducible results
- B. To change the color of the product
- C. To increase the weight of the product
- D. To reduce the temperature of the product
What is the primary objective of using size separation in the production of tablets?
- A. To change the taste of the tablets
- B. To ensure uniform particle size for consistent tablet weight and content
- C. To increase the moisture content of the tablets
- D. To change the color of the tablets
How does size separation benefit the formulation of suspensions?
- A. By ensuring uniform particle size for stable suspensions
- B. By changing the chemical composition of the suspension
- C. By increasing the temperature of the suspension
- D. By reducing the weight of the suspension
What is the significance of size separation in the production of topical formulations?
- A. To change the color of the formulation
- B. To ensure smooth and uniform texture
- C. To increase the price of the formulation
- D. To reduce the temperature of the formulation

Pharmacy Practice MCQ- Size Separation

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