Questions and Answers | Latest
Version | 2025/2026 | Correct & Verified
Which of the following is the main active constituent of Digitalis purpurea?
a. Atropine
b. Quinine
✔✔ c. Digoxin
d. Ephedrine
The bark of Cinchona contains which major alkaloid responsible for antimalarial activity?
a. Morphine
✔✔ b. Quinine
c. Codeine
d. Papaverine
Which plant source provides the anti-cancer compound vincristine?
a. Rauwolfia serpentina
✔✔ b. Catharanthus roseus
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,c. Erythroxylum coca
d. Panax ginseng
Which glycoside is responsible for the laxative effect of Senna?
a. Anthocyanins
✔✔ b. Sennosides
c. Flavonoids
d. Coumarins
Which resinous exudate is obtained from Boswellia serrata?
✔✔ a. Frankincense
b. Myrrh
c. Storax
d. Benzoin
The pharmacognostic marker for identifying Capsicum fruits is:
a. Morphine
b. Quinine
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,✔✔ c. Capsaicin
d. Atropine
Which of the following is an adaptogen drug from plant origin?
a. Ephedra
b. Catharanthus
✔✔ c. Panax ginseng
d. Datura
Which glycoside is obtained from Bitter almond?
✔✔ a. Amygdalin
b. Digoxin
c. Glycyrrhizin
d. Rutin
The main saponin glycoside found in Licorice root is:
a. Amygdalin
✔✔ b. Glycyrrhizin
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, c. Diosgenin
d. Esculin
Which plant is the source of atropine?
✔✔ a. Atropa belladonna
b. Digitalis
c. Ephedra
d. Senna
Podophyllotoxin, used in cancer therapy, is obtained from:
a. Glycyrrhiza glabra
b. Rauwolfia serpentina
✔✔ c. Podophyllum peltatum
d. Allium sativum
Which part of Clove contains the volatile oil rich in eugenol?
a. Seeds
✔✔ b. Flower buds
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