Pharmaceutics mcq

 

1. Cetrimide and Macrogols are an example of …. 

a) Sweetening agent 

b) Colouring agent 

c) Emulsifying agent 

d) None of these

2. Which of the following is not used as emulsifying agents 

a. Surfactant 

b. Hydrophillic colloids 

c. Electrolytes

d. Fine solids 

3. …….. are oily or aqueous solutions that are administered rectally

a) Suspension 

b) Otic solution

 c) Nasal drops 

d) Enemas

4. Water soluble bases are also known as 

a. Greasy ointment base

b. Greaseless ointment base 

c. Both 

d. None

5. Which of the following is not a vehicle ….. 

a) Glycerol 

b) Water

 c) Butylated hydroxyl toluene

 d) Rose water

6. Vagainal suppositories are also called as

a. Pessaries

b. Bouiges 

c. simple suppositories 

d. All

7. Suspending agent imparts …

 a) Solubility

 b) Viscosity

 c) Absorption

 d) Wetting

8. Drugs converted to suitable form are known as 

a. Excipient 

b. Dosage form 

c. Crude drug 

e. None 

9.Which powder must be sterilized before their use 

a) Medicated dusting powders 

b) Non medicated powders 

c) Natural dusting powder 

d) Surgical dusting powders

10. Reduction in particle size increases the absorption because 

a. Reduces interaction with food molecules 

b. Increases interaction with food molecules 

c. Reduces effective surface area 

d. Increases effective surface area

11. Visible spectroscopy wavelength range is ?

A. 200 nm to 300nm

B. 200nm to 400nm

C. 400nm to 800 nm

D. All of the abov

12. In UV SPECTROSCOPY water show peak on which  λmax ?

A. 191 nm

B. 300 nm

C. 400 nm

D. 500 nm

13.  During n⇒π∗ show wave length is ?

A. More than 200 nm

B. Less than 200 nm

C. A and B

D. All of the above

14.  Which detector is not used in GC ?

a. FID

b. TCD

c.A &B

d. TMD

15.  Which of the following is the disadvantage of coiled or helical shaped packed chromatographic column?

a) It cannot be packed uniformly

b) It cannot be repacked easily:

c) It is not compact

d) It is not easy to heat it evenly

16.The components with less affinity towards the stationary phases is

A. Travels slow

B. Travels fast

C. A and B

D. None of the above

17. Which of the following is not a component of the emission system in Flame photometer?

(a) Burner

(b) Atomiser

(c) Fuel gases and their regulation

(d) Chopper

18. Choose correct sequence of flame photometry ?

a) Sample residue → excited state atoms → Return in ground state → Emission of radiation

b)Sample residue → ground state → excited state → Emission of radiation

c) Emission of radiation → excited state  →ground state → Sample residue

d) Sample residue → ground state → excited state → Emission of radiation

19. Which material are used to prepare rod of globar source ?

A. Silicon dioxide

B. Silicon carbide

C. Silicon oxide

D. All of the above

20.When absorption intensity of compound is decreased it is called

A. Red shift

B. Blue shift

C. Hypochromic shift

D. Hyper chromic shift

                                                   Answers 

1. C

2. C

3. D

4. B

5. C

6. A

7. B

8. B

9. D

10. D

11. C

12. A

13. A

14. D

15. B

16. B

17.D

18. A

19. B

20. C