PHARMACOGNOSY MCQ (TEST 9)  

MULTIPLE CHOICE QUESTIONS

S. Y. B. PHARM  (SEM- IV) UNIT-I

AS PER PCI SYLLABUS







1. The size of the sample spotted on HPTLC plate should not be more than ……
      A) 0.1mm in diameter


... Answer is B)
The size of the sample spotted on HPTLC plate should not be more than 1mm in diameter "

2. In column chromatography when stationary phase is liquid it is termed as ……




... Answer is A)
In column chromatography when stationary phase is liquid it is termed as Column partition chromatography .
3. Gas chromatography was introduced by ……





... Answer is B)
Gas chromatography was introduced by James and Martin in 1952
4. The principle of separation in gas liquid chromatography is ……




... Answer is C)
The principle of separation in gas liquid chromatography is Partition "

5. The compounds to be analyzed by gas chromatography should be ……




... Answer is D)
The compounds to be analyzed by gas chromatography should be Volatile and thermostable. .
6. Which of the following gaseous is not employed as mobile phase in gas liquid chromatography? .




... Answer is A)
Carbondioxide .
7. Which of the following is not used as detector in gas chromatography?




... Answer is C)
Nitrogen detector
8. To overcome the problem of badly tailed peaks in gas chromatography, the technique used called as:





... Answer is A)
Derivatisation

9.The spectral range of ultra-violet spectroscopy is ……





... Answer is A)
The spectral range of ultra-violet spectroscopy is 185-380nm. .
10. Crude fibre value of a drug is a measure of : (GATE 2004)




... Answer is C)
Woody matter "