GPAT: Pharmacy MCQs (Practice_Test 15 of 29)

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  1. If concentration and absorption are proportional, then it follows
    1. Beer՚s law
    2. Lambert՚s law
    3. Plank՚s law
    4. Einstein՚s law
  2. Prism works on principle of
    1. Diffraction
    2. Absorption
    3. Refraction
    4. None
  3. Column oven for HPLC works between
    1. 10 to 50 degree celcius
    2. 50 to 200 degree celcius
    3. 35 to 140 degree celcius
    4. None of these
  4. Antibodies can isolated in pure form by
    1. Affinity chromatography
    2. NP HPLC
    3. RP HPLC
    4. Ion exchange chromatography
  5. Elek test is used for diagnosis of
    1. Diphtheria
    2. Rheumatoid arthritis
    3. Leprosy
    4. T. B.
  6. Penicillin amidase enzyme P. Convert penicillin into 6-APA in alkaline conditions. Q. In acidic condition it is used to synthesise penicillin from 6-APA.
    1. P is true, Q is false
    2. P is false, Q is true
    3. P & Q are true
    4. P &Q are false
  7. Which one of the following medicines does not rely on topical drug delivery?
    1. Nasal spray
    2. Anti-dandruff shampoo
    3. Insulin pen
    4. Nicotine patch
  8. Express 50 mg in kg.
    1. 5 × 10 − 3 kg
    2. 5 × 10 − 4 kg
    3. 5 × 10 − 5 kg
    4. 5 × 10 − 6 kg Express 50 mg in kg.
      1. 5 × 10 − 3 kg
      2. 5 × 10 − 4 kg
      3. 5 × 10 − 5 kg
      4. 5 × 10 − 6 kg
  9. Which of the following provides the best definition of pharmaceutics?
    1. It is the study of dosage form design, including associated manufacturing techniques
    2. It is the study of the effect that drugs have on the body
    3. Its study of the effect that the body has on drugs
    4. It is the study of how drugs can be chemically synthesised
  10. A rectal suppository is used to treat a fever. It represent which type of drug delivery system?
    1. Parenteral and local
    2. Parenteral and systemic
    3. Enteral and local
    4. Enteral and systemic
  11. Which one of the following is an example of the chemical modification of an active pharmaceutical ingredient?
    1. Converting a crystalline API into an amorphous form
    2. Combining a basic API with citric acid to produce the citrate salt of the API
    3. Mixing a poorly soluble API with water to produce a suspension
    4. Mixing a soluble API with water to produce a solution
  12. The mesh size of USP disintegrator is
    1. 5 − 6
    2. 2.5
    3. 28 − 32
    4. 10
  13. The thickness of tablets are measured by
    1. Sliding caliper scale
    2. Rotating disc technique
    3. Microscopic Technique
    4. Techincon Auto analyser
  14. Of the following oral liquid formulations which would be considered as an oropharyngeal formulation?
    1. Syrup
    2. Elixir
    3. Mouthwash
    4. Linctus
  15. Which of the following formulations would not be applicable to ocular administration?
    1. Solution
    2. Liniment
    3. Suspension
    4. Ointment
  16. A tablet to treat a headache must first be dissolved in water before swallowing. Which one of the following best describes this type of tablet?
    1. Modified release
    2. Oral disintegrating
    3. Effervescent
    4. Buccal
  17. Name two different types of inhaler?
    1. MDI & API
    2. IV & SC
    3. DPI & MDI
    4. GIT & ATP
  18. Which one of the following equations defines the enthalpy of reaction, H, for a reaction occurring at constant pressure that does expansion work? All terms have their usual meanings.
    1. ? H = ? U
    2. ? H = ? U + p? V
    3. ? H = ? G-T? S
    4. ? H = q + w
  19. Which of the four colligative properties arises in systems where there is an equilibrium between a liquid solution phase and a second liquid phase?
    1. Lowering of vapour pressure
    2. Lowering of melting point
    3. Raising of boiling point
    4. Osmotic pressure
  20. What is the typical osmolarity of physiological fluids?
    1. 300 Mosmol L − 1
    2. 0.3 mosmol L − 1
    3. 300 osmol L − 1
    4. 0.3 osmol L − 1

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