MCQ in herbal drug technology unit- 4 (Quiz -3) Pharmacognosy I evaluation of crude drug I Patenting I Regulatory Issues

 

PHARMACOGNOSY MCQ (Quiz - 3)  

MULTIPLE CHOICE QUESTIONS

T. Y. B.PHARM (UNIT - 4) SEM-VI 

AS PER PCI SYLLABUS

1. The viscosity of Non- Newtonian liquids can be determined by

  A) Polarimeter  
B) Rotating viscometer
C) Capillary viscometer
D) Sliding viscometer

... Answer is : B) Rotating viscometer.

2. The volatile oils are-

A) soluble in alcohol and chloroform
B) soluble in water
C) insoluble in alcohol and chloroform
D) None of the above

... Answer is : A) The volatile oils are soluble in alcohol and chloroform.

3. Dextrorotatory (+) means:-

A) rotation to downward
B) rotation to left
C) rotation to right
D) None of the above

... Answer is : C) Dextrorotatory (+) means rotation to right

4. Levorotatory (-) means

A) rotation to left
B) rotation to right
C) rotation to downward
D) None of the above

... Answer is : A) Levorotatory (-) means rotation to left.

5. Optical rotation is measured by:-

A) Microtome
B) Opticometer
C) Viscometer
D) Polarimeter

... Answer is : D) Optical rotation is measured by Polarimeter.

6. One of the following parameter is not used in quality control of crude drugs .

A) Acid insoluble ash
B) Water insoluble ash
C) Water soluble ash
D) Total ash

... Answer is : B) Water insoluble ash

7. The acid insoluble ash is helpful in determining the

A) volatile oil content of drugs
B) tannin content of drugs
C) excessive sand mixed with drug
D) None of the above

... Answer is : C)
The acid insoluble ash is helpful in determining the excessive sand mixed with drug.

8. The acid insoluble ash content of senna should be………

A) not more than 2% w/w
B) not more than 4% w/w
C) not more than 3% w/w
D) not more than 1% w/w

... Answer is : A)
not more than 2% w/w

9. One of the following parameter is not used in quality control of crude drugs

A) ether soluble extractive
B) water soluble extractive
C) alcohol soluble extractive
D) alcohol insoluble extractive

... Answer is : D) alcohol insoluble extractive

10. The non- volatile ether soluble extractive value represents-

A) Sugars and alkaloids
B) Sugars and glycosides
C) Volatile oil content
D) Fixed oils and resins

... Answer is : D) The non- volatile ether soluble extractive value represents Fixed oils and resins.