List of top Pharmacognosy Questions asked in GPAT

The quantitative value determined for the identification of leaf drug remains constant throughout the age of the plant EXCEPT:

Phytosomes improve the bioavailability by:

Taxol is primarily semi-synthesized from which of the following precursors:

Ginkgo biloba should be avoided with:

Which of the following tests of aloe is based upon fluorescence

Identify the class of compound that contains the structure shown in the document image

Choose the correct statement from the following:
(A) Tannin solution precipitate alkaloid
(B) Hydrolysable tannin produce gallic and ellagic acid by enzymatic and acid hydrolysis
(C) Condensed tannin converted into red color substance known as phlobaphene on acid and enzymatic hydrolysis
(D) Tannin are insoluble in water

Match the pair of drugs and their family:
Column A (Drugs):
1. Snake root
2. Artemisia
3. Bitter almond
4. Myrrh
Column B (Family):
(P) Compositae
(Q) Rosaceae
(R) Apocynaceae
(S) Burseraceae

Which of the following alkaloids are found as salts of meconic acid?

ISO for quality assurance of Design, Development, Processing, Installation, and Servicing is:

Choose the correct statement from the following:
(P) Anthraquinone derivatives are generally detected by Borntrager’s test
(Q) Anthrone is yellow colored and soluble in alkali
(R) Anthranol is insoluble in alkali and shows strong red fluorescence
(S) Borntrager’s test gives negative result with Anthranol (Reduced form)

Central Government approved factory premises where Opium alkaloids are processed is situated at:

Which one of the following enzymes comprises a major part of enzyme-linked receptors:

Antioxidant which is obtained from a desert plant and shows synergistic action with citric acid is: