BP504 T. PHARMACOGNOSY MCQ (QUIZ -7) T.Y. B. Pharm Sem - V (UNIT -2) I Alkaloids mcq

 

PHARMACOGNOSY MCQ (Quiz-7)  

MULTIPLE CHOICE QUESTIONS

T. Y. B.PHARM (UNIT - 2) SEM-V

AS PER PCI SYLLABUS

1. Which of the following methods is used to get alkaloids in base form from plant material?

  A) Making an extract with mineral acid and organic solvent  
B) Adding ammoniumhydroxide and water to the pulverized drug
C) Making an extract with organic solvent and warming it.
D) Making an extract with base and organic solvent

... Answer is : D) Making an extract with base and organic solvent

2. Which of the following explanations is why morphine can be separated from its accompanying alkaloids?

A) Morphine and its accompanying alkaloids are inseparable.
B) Morphine contains a phenolic hydroxyl group whereas the accompanying alkaloids have none.
C) Morphine contains two methoxy groups
D) Morphine contains a piperidine ring.

... Answer is : B) Morphine contains a phenolic hydroxyl group whereas the accompanying alkaloids have none.

3.Which of the following is the reagent for alkaloids?

A) Potassium tetra-iodomercurate
B) 2,4-Dinitrophenylhydrazine
C) Phloroglucinol in concentrated hydrochloric acid
D) Antimony(III)chloride

... Answer is : A) Potassium tetra-iodomercurate

4. Poppy straw is the industrial raw material of morphine production because ...

A) poppy straw has the maximum morphine content
B) poppy straw is the cheapest available raw material
C) poppy straw contains morphine derivatives
D) poppy straw contains only morphine

... Answer is : B) poppy straw is the cheapest available raw material

5. Which of the following is an alkaloid with a purine skeleton?

A) Strychnine
B) Ephedrine
C) Theobromine
D) Hygrine

... Answer is : C) Theobromine

6. Which of the following contain alkaloids of tropane? .

A) Chelidonii herba
B) Scopoliae rhizoma et radix
C) Belladonnae folium
D) Stramonii folium

... Answer is : C) Belladonnae folium

7. Which of the following alkaloids can be found in opium?

A) Noscapine
B) Papaverine
C) Thebain
D) Ephedrine

... Answer is : B)
Papaverine

8. Which of the following reagents can be used for alkaloid detection?

A) The Mayer reagent
B) The Dragendorff reagent
C) An alcoholic solution of 2,4-dinitrophenylhydrazine
D) The Kedde reagent

... Answer is : D)
The Kedde reagent

9. Atropine is a 1:1 mixture of D and L-…

A) scopolamine
B) Belladona
C) belladonnin
D) hyoscyamine

... Answer is : D) hyoscyamine

10. Which of the following is opium?

A) A concentrated alcoholic extract of the poppy straw
B) The dried aqueous extract of the ripe capsules
C) The dried alcoholic extract of the unripe capsules
D) The dried latex exudate of the unripe incised capsules

... Answer is : D) The dried latex exudate of the unripe incised capsules