MCQs on Alkaloids (Pharmacognosy) for both B pharmacy (sem 3) student and D Pharmacy (1 st year) students as per PCI Syllabus | Free MCQs for GPAT and NIPER

MCQs on  Alkaloids (Pharmacognosy) for both B pharmacy (sem 3) student and D Pharmacy (1 st year) students as per PCI Syllabus | Free MCQs for GPAT and NIPER 

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1.Protoalkaloids are also called as :

a) Amino alkaloid b) Pseudo alkaloid

c) True alkaloid d) Extra alkaloid

Ans : a

2. True alkaloids are always present in plants as:

a) Salts of inorganic acid b) Salts of organic acid

c) Salts of me conic acid d) Salts of benzoic acid

Ans: b

3. the example of pseudoalkaloid :

a) Caffeine b) Hygrine

c) Arecoline d) Lobeline

Ans : a

4. Which drug is not under the chemical class of indole?

a) Quinidine b) Quinine

c) Atropine d) camptothecin

Ans : c

5. The ring structure present in strychnine :

a) Indole b) Pyrrole

c) Pyridine d) Piperidine

Ans : a

6. Drug is an example of amino alkaloid :

a) Ephedrine b) Aconine

c) Caffeine d) Theophylline

Ans : b

7. Deadly Nightshade is the synonym of the drug :

a) Datura b) Belladonna

c) Cinchona d) Coca

Ans : b

8. Family of the Vinka :

a) Rubiaceae b) Solanaceae

c) Apocyanaceae d) Erythroxylaceae

Ans : c

9. Which is not the use of argot?

a) Oxytocin b) Prevent post partum hemorrhage

c) Migraine d) Laxative

Ans : d

10. Nux vomica is not used as:

a) CNS stimulant b) bitter stomachic

c) Tonic d) Expectorant

Ans :

11. Family of Ipecac is :

a) Rubiaceace b) Theaceae

c) Solanceae d) Acantheceae

Ans: a

11. Which is not the use of Stramonium ?

a) Anticholinergic b) Mydriatic

c) Antiadrenergic d) Control of Motion sickness

Ans : c

12. Which is not the chemical constituent naturally obtained from Opium?

a) Morphine b) Codeine

c) Narcotine c) Heroine

Ans : d

Pharmacology Notes:- Click here 

Pharmaceutics Notes:- Click here 

13. Which is the active chemical constituent obtained from Ipecac ?

a) Cephaeline b) Berberine

c) Hydrastine d) Tropane

Ans : a

14. ‘Thorn apple’ is the synonym for the drug:

a) Belladonna b) Cinchona

c) Datura d) Stramonium

Ans : d

15. Which drug is not belonging to family Apocyanaceae ?

a) Vinca b) rauwolfia

c) Kurchi d) Gloriosa

Ans : d

16. Which is not the biological source of Cinchona ?

a) Cinchona calisaya b) cinchona officinalis

c) Cinchona succirubra d) Cinchona indica

Ans : d

17. Which ergot alkaloid is water-soluble ?

a) Ergotamine b) Ergosine

c) Ergocristine d) Ergometrine

Ans : d

18. Ergometrine alkaloid shows :

a) Laevo b) Dextro

c) Racemic mixture d) Trans

Ans : a

19. Ergometrine shows configuration :

a) Laevo b) Dextro

c) Racemic Mixture d) trans

Ans : b

20. Ergot contains large number of indole alkaloids, which are the

derivatives of :

a) Lysergic acid b) Benzoic acid

c) Cinnamic acid d) Meconic acid

Ans : a

21. Which forms of the ergot alkaloids are especially important?

a) Laevo b) Dextro

c) cis d) trans

Ans : a

22. How many pairs of alkaloid are present Ergot ?

a) Five b) Four

c) Three d) Six

Ans : d

23. Ergot powder gives blue color with :

a) P-dimethylaminobenzaldehyde

b) Benzaldehyde

c) Cinnamaldehyde

d) Formaldehyde

Ans : a

Human Anatomy and Physiology-I Notes:- Click here 

Pharmaceutical Organic Chemistry Notes:- Click here 

24. Van-Urk’s reagent chemically is :

a) P-dimethylaminobenzaldehyde

b) Benzoic acid+Cinnamic acid

c) P-dimethylbenzoic acid

d) Cinnamaldehyde

Ans : a

25. Ergometrine gives fluorescence in water :

a) Yellow b) Green

c) Red d) Blue

Ans : d

26 ‘Crow fig’ is the synonym for the drug:

a) Strychnous nux vomica b) Rauwolfia sepentina

c) Rauwolfia densiflora d) Rauwolfia vometoria

Ans : a

26. Stychnous nux vomica belongs to family :

a) Scrophulareaceae b) Liliaceae

c) Apocyanaceae d) Loganiaceae

Ans : d

27. One of the following microscopic characters not associated with

Nux Vomica is :

a) Epidermis consist of lignified trichomes

b) Epidermis is followed by layer of collapsible cells

c) Endosperm shows presence of plasmodesma

d) Calcium oxalate crystal and starch grain are present

Ans : d

28. Lignified trichomes is characteristic of drug :

a) Catharanthus b) Cassia angustifolia

c) Strychnous nux vomica d) Digitalis purpurea

Ans:c

29. When the transverse section of nux vomica is treated with ammonium

vanadate and sulphuric acid, the endospermic cells show purple colour,

due to presence of :

a) Strychnine b) Brucine

c) a-Coubrine d) B-coubrine

Ans : a

30. When the transverse section of nux vomica is treated with nitric acid, it

shows yellow colour due to presence of :

a) Strychnine b) Brucine

c) a-Coubrine d) B-coubrine

Ans : b

31. Biological source of nux vomica is :

a) Strycnous nux vomica b) Strychnous potatorum

c) Strychnous nux blanda d) strychnous wallichiana

Ans : a

32 The important chemical constituents of rauwolfia is :

a) Reserpine b) Resercinnamine

c) Ajamalicine d) Desperidine

Ans: a

33. Reserpine, when treated with solution of vanillin in acetic acid shows colour

a) Red b) Green

c) Blue d) Pink

Ans : a

34. Diacetyl derivative of morphine is :

a) Codeine b) Heroin

c) Papaverine d) Thebaine

Ans : b

35. The opium alkaloids are present in plant as salt of :

a) Benzoic acid b) Tartaric acid

c) Meconic acid d) Acetic acid

Ans : c

36. Opium when dissolved in water and filtrate is treated with ferric chloride

solution, it shows____________colour :

a) Reddish purple b) Green

c) Yellow d) Orange

Ans : a

37. Which compound is showing the most potent analgesic property?

a) Heroin b) Morphine

c) Codeine d) Papaverine

Ans : a

38. Trukish opium is commonly known as:

a) Chemist opium b) Druggist opium

c) Chinese opium d) Chemist and druggist

Ans : b

39. Cephaelis Ipecacuanha belongs to family:

a) Rubiaceae b) Liliacaceae

c) Apocyanaceae d) Rutaceae

Ans : a

40. Which is not the characteristic feature of alkaloid ?

a) Complex molecular structure and nitrogen in the molecule

b) Basic in nature

c) Biosynthetically derived

d) Acidic in nature only

Ans : d

41. Jesuit’s bark is synonym of :

a) Coca leaves b) Ipecacuanha

c) Cinchona d) Calumba

Ans : c

42. Which alkaloid is not present in cinchona bark?

a) Quinidine b) Quinine

c) Quinovin d) Cinchonin

Ans : c

43. Which species of cinchona contains highest percentage alkaloid ?

a) cinchona succirubra b) Cinchona officinalis

c) Cinchona calisaya d) Cinchona ledgeriana

Ans : a

44. Which is not the prominent chemical constituent in Ipecac?

a) Emetine b) Pyschotrine

c) Cephaeline d) Cinchonine

Ans : d

45. The pharmacological action of Ipecac:

a) Stimulant b) Emetic

c) Sedative d) Hypnotic

Ans : b

46. Papaverine, narcotine and narceine is under the chemical class:

a) Quinoline b) Benzyl isoquinoline

c) Isoquinoline d) Benzophenone

Ans : c

47. Papaverine shows pharmacological activity:

a) Spasmolytic b) Emetic

c) Antitussive d) Antipyretic

Ans : a

48. In UV light Ergot shows fluorescence :

a) Yellow b) Blue

c) Red d) Violet

Ans : c

49. Adulterants of rauwolfia serpentine are distinguished on the basis of :

a) Presence of sclernchyma b) Absence of sclerenchyma

c) Presence of parenchyma d) Absence of parenchyma

Ans : a

50. Glycoside present in stychnous nux vomica :

a) Strychnine b) Brucine

c) Ajmaline d) Loganine

Ans : d

51. Major pharmacological action of Ephedrine :

a) Kidney failure b) Anti-inflammatory

c) Heart failure d) Bronchial asthma

Ans : d

52. Morphine contains main nucleus :

a) Phenanthrene b) Anthracene

c) Naphthalene d) Naphthacene

Ans : a

53. The characteristic not associated with alkaloids:

a) They all contain nitrogen

b) Most of non-volatile alkaloids are solid

c) All the alkaloid contains sulphur

d) They are physiologically active

Ans : c

54. Thalleoquin test contain reagents:

a) Bromine water + Few drops of ammonia

b) Potassium permanganate + Few drops of ammonia

c) Bromine water + Nitric acid

d) Bromine water + Sodium hydroxide

Ans : a

55. Thalleoquin test is used for identification of :

a) Atropine b) Vincristine

c) Quinine d) Strychnine

Ans : c

CHOOSE THE CORRECT PAIRS :

1. Reagent Composition

a) Mayer’s i) Potassium bismuth iodide

b) Dragendorff’s ii) Iodine in potassium iodide

c) Wager reagent iii) Picric acid

d) Hager reagent iv) Potassium mercuric iodide

Ans : a) iv b) i. c) ii d) iii

2. Alkaloidal drug Family

a) Ergot i) Apocyanaceae

b) Nux vomica ii) Papaveraceae

c) Rauwolfia iii) Clavicipitaceae

d) Opium iv) Loganiaceae

Ans : a) iii b) iv c) i. d) ii

3. Drug Chemical constituent

a) Ergot i) Vincristine

b) Rauwolfia ii) Reserpine

c) Vinca iii) Physovenine

d) Physostigma iv) ergotamine

Ans : a) iv b) ii c) i. d) iii

4. Drug Activity

a) Ergot i) CNS stimulant

b) Nux vomica ii) Anticancer

c) Rauwolfia iii) Oxytocic

d) Vinca iv) Hypotensive

Ans : a) iii b) i. c) iv d) iii

5. Drug Active constituent

a) Ergot i) Papaverine

b) Opium ii) d-tubocurarine

c) Curare iii) Cephaeline

d) Ipecac iv) Ergotamine

Ans : a) iv b) i. c) ii d) iii

6. Drug Synonym

a) Nux vomica i) Chotachand

b) Rauwolfia ii) Periwinkle

c) Vinca iii) Semen strychnii

d) Hyoscyamus iv) Henbane

Ans : a) iii b) i. c) ii d) iv

Check other important B Pharm Notes:-

 MCQs on Introduction of Alkaloids:- Click here 

MCQs on Introduction of pharmacognosy :- Click here 

Download and Read B pharmacy MCQs :- Click here 

Human Anatomy and Physiology-I :- Click here 

Pharmaceutical Organic Chemistry :- Click here 

Medicinal Chemistry :-Click here 

Organic chemistry:- Click here 

Pharmaceutical Analysis:- Click here 

Cosmetic Notes:- Click here 

Pharmacology:- Click here 

Pharmaceutics :- Click here 

Pharmacognosy:- Click here 

Microbiology :-Downlaod

Pathophysiology :-Download

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