PHARMACY MCQ AND NPC EXAM DAILY SERIES 14

              

NPC EXAM DAILY SERIES

PHARMACY MCQ AND NPC EXAM DAILY SERIES

1. Purity of water can be assessed by determining one of its following properties instrumentally :

(A) pH 

(B) Refractivity 

(C) Viscosity 

(D) Conductivity

2. Which one of the following statements is wrong? 

(A) Carbon NMR is less sensitive than proton NMR

(B)12C nucleus is not magnetically active 

(C) Both13C and *H have same spin quantum numbers 

(D) The gyromagnetic ratio of *H is lesser than that of1 C 

3. In the TCA cycle, at which of the following enzyme-catalyzed steps, incorporation elements of water into an intermediate of the cycle takes place:

(A) Citrate synthase 

(B) Aconitase

(C) Maleate dehydrogenase 

(D) Succinyl Co-A synthase 

4. Humectants added in cosmetic preparations generally act by:

(A) hydrogen bond formation 

(B) covalent bond formation 

(C) complex formation 

(D) the action of London forces     

5. In the mixing of thymol and menthol the following type of incompatibility occurs : 

(A) Chemical incompatibility 

(B) Therapeutic incompatibility

(C) Physical incompatibility 

(D) Tolerance incompatibility 

6. Bloom strength is used to check the quality of:

(A) Lactose 

(B) Ampoules 

(C) Hardness of tablets 

(D)Gelatin

7. The characteristic of non-linear pharmacokinetics include :

(A) Area under the curve is proportional to the dose 

(B) Elimination half-life remains constant,

(C) Area under the curve is not proportional to the dose

(D) Amount of drug excreted through remains constant

8. Purgatives are :

A) Weak laxative

B) Mild laxative

C) Strong laxative 

D) Very weak laxative

9. Thioglycolic acid-like compounds have applications in following type of Cosmetic formulations : 

(A) Depilatory preparations 

(B) Epilatory preparations

(C) Vanishing creams 

(D) Skin tan preparations

Q.10 Which one of the following is a flocculating agent for a negatively charged drug? 

(A) Aluminium chloride 

(B) Bentonite

(C) Tragacanth 

(D) Sodium biphosphate 

11. The healing agent used in hand creams is:

(A) soft paraffin 

(B) urea

(C) bees wax 

(D) stearyl alcohol

12. Measurement of inulin renal clearance is a measure for:

(A) Effective renal blood flow 

(B) Renal drug excretion rate

(C) Active renal secretion 

(D) Glomerular filtration rate

13. Highly branched three dimensional macromolecules with controlled structures with all bonds originating from a central core are known as:

(A) cyclodextrins 

(B) dextrans 

(C) dendrimers 

(D) liposomes

14. Which one of the following is the commonly used bulking agent in the formulation of freeze dried low dose drug products? 

(A) Sodium chloride 

(B) Mannitol 

(C) Starch 

(D) HPMC

15. The applicability of Noyes-Whitney equation is to describe:

(A) First order kinetics 

(B) Zero order kinetics

(C) Mixed order kinetics 

(D)Dissolution rate