BP504 T PHARMACOGNOSY MCQ (QUIZ -11) T.Y. B. Pharm Sem - V (UNIT -2) I Glycosides mcq

 

PHARMACOGNOSY MCQ (Quiz-11)  

MULTIPLE CHOICE QUESTIONS

T. Y. B. PHARM  SEM-V (UNIT - 2)

AS PER PCI SYLLABUS

1. The biological source for dioscoria

  A) Dioscoren compositae  
B) Dioscoria deltoid
C) Dioscorin villosa
D) Dioscorin floribulda

... Answer is : B) Dioscoria deltoid

2.Which of the following drug is not an alkaloid?

A) Vasaka
B) Opium
C) Tea
D) Dioscorea

... Answer is : D) Dioscorea

3.Which drug is under the chemical class of cyanogenic glycoside?

A) Digitalis
B) Bitter almond
C) Rhubarb
D) Black mustard

... Answer is : B) Bitter almond

4. Yam is the synon ym of the drug

A) Liquorice
B) Stropanthus
C) Dioscoria
D) Safed musali

... Answer is : C) Dioscoria

5.Which of the following is used as precursor for the production of steroidal drugs like corticosteroids and sex hormones?

A) Diosgenin
B) Aloin
C) Thevetin
D) Reserpine

... Answer is : A) Diosgenin

6. Diosgenin is the hydrolytic product of .

A) Lupeol
B) ß-amyrin
C) Saponin dioscin
D) a-amyrin

... Answer is : C) Saponin dioscin

7. The substitute for aloes is

A) Curacao aloes
B) Cape aloes
C) Natal aloes
D) Socotrine aloes

... Answer is : C)
Natal aloes

8. Scillaren A belongs to chemical class:

A) Tropane
B) Protein
C) Cardenolide
D) Bufadienolide

... Answer is : D)
Bufadienolide

9. Why the aqueous solution of aloes in modified (Borntrager test) is treated with ferric chloride and hydrochloric acid?

A) To bring out reduction of aloe emodin.
B) For preservative purpose
C) To con vert into emodin
D) To bring out oxidation and hydrolysis of aloe emodin.

... Answer is : D) To bring out oxidation and hydrolysis of aloe emodin.

10. In Klung’s isobarbaloin test, Curacao aloes show _________ colour.

A) Wine red
B) Green
C) Yellow
D) Blue

... Answer is : A) Wine red