MCQ Pharmacognosy UNIT-I (TEST - 8)

 

PHARMACOGNOSY MCQ TEST 8  

MULTIPLE CHOICE QUESTIONS

S. Y. B. PHARM  SEM -IV  (UNIT-I) 

AS PER PCI SYLLABUS

1. 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 "

2. Optical rotation is measured by ……

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

... Answer is B)
Optical rotation is measured by Polarimeter .

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

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

... Answer is D)
Water insoluble ash

4. The acid insoluble ash is helpful in determining the ……

A) Excessive sand mixed with drug
B) Volatile oil content of drugs
C) Tannin content of drugs
D) None of the above

... Answer is A)
The acid insoluble ash is helpful in determining the Excessive sand mixed with drug "

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

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

... Answer is B)
The acid insoluble ash content of senna should be not more than 2% w/w. .

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

A) water soluble extractive
B) Alcohol insoluble extractive
C) Alcohol soluble extractive
D) Ether soluble extractive

... Answer is B)
One of the following parameter is not used in quality control of crude drugs alcohol insoluble extractive .

7. The non- volatile ether soluble extractive value represents ……

A) Fixed oils and resins
B) Volatile oil content
C) Sugars and glycosides
D) None of the above

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

8. The principle of separation of thin layer chromatography is ……

A) Attraction
B) Adsorption
C) Absorption
D) None of the above

... Answer is B)
The principle of separation of thin layer chromatography is Adsorption

9. HPTLC means ……

A) High performance thin layer chromatography
B) High pressure thin layer chromatography
C) High partition thin layer chromatography
D) None of the above

... Answer is A)
HPTLC means High performance thin layer chromatography. .

10.The principle of separation of HPTLC is ……

A) Absorption
B) Adsorption
C) Attraction
D) None of the above

... Answer is B)
The principle of separation of HPTLC is Adsorption "