B.Pharm. Bachelor of Pharmacy Pharmacognosy 2

Question 1

Opium is obtained from which part of the plant Papaver somniferum?

Accepted Answer

Unripe seed capsule latex

Answer

Opium is the dried latex obtained by scoring the unripe seed capsules (pods) of Papaver somniferum (opium poppy).

Question 2

Which plant is the primary source of the antimalarial drug quinine?

Accepted Answer

Cinchona species

Answer

Quinine is an alkaloid derived from the bark of Cinchona species (especially Cinchona officinalis and C. calisaya), historically used to treat malaria.

Question 3

Tannins are plant-derived polyphenols primarily known for their:

Accepted Answer

Astringent properties

Answer

Tannins are astringent polyphenolic compounds that precipitate proteins, giving them antiseptic, hemostatic, and wound-healing properties.

Question 4

The process of extracting active constituents from crude drugs using solvents is called:

Accepted Answer

Extraction (galenical preparation)

Answer

Extraction or galenical preparation involves using solvents (water, alcohol, ether) to dissolve and separate active constituents from crude plant or animal drugs.

Question 5

Senna leaves are commonly used as which type of therapeutic agent?

Accepted Answer

Stimulant laxative

Answer

Senna (Cassia angustifolia) contains anthraquinone glycosides (sennosides) that stimulate intestinal peristalsis, acting as a stimulant laxative.

B.Pharm. Bachelor of Pharmacy Practice Test

B.Pharm. Bachelor of Pharmacy Practice Test

B.Pharm. Bachelor of Pharmacy Pharmacognosy 2