List of top Pharmacognosy Questions

In colour test for alkaloids colchicine with mineral acids gives

In Aloe the mucilage containing parenchymatous cells are present in

The major property of Ayurvedic herbs, "Rasa" indicates

The complexation of Quinine with hexyl salicylate is an example of absorption by:

In the process of Extraction, ethanol is used as a solvent for:

The fundamental principle "Law of similia" falls under which therapy?

A fixed oil when added to an equal volume of ethanol; clear liquid is obtained; on cooling at 0°C and on storage for three hours, the liquid remains clear such fixed oil is identified as

In yam, the presence of, irregular arrangement of the fibres, the ends of which often project from the surface is because of

In shikimic acid pathway, chorismate mutase converts chorismic acid to

Several different chemicals released by microbes and inflamed tissues attract phagocytes, this phenomenon is called as ___

Regholarrhenines A-F have been isolated from :

Amylopectin, a component of starch gives ___colour with iodine

Antiviral action of Neem in due to :

Identify the false statement about benzodiazepines from the following:

All members of this order are trees or shrubs; mostly evergreen with needle - like leaves ; monoecious or dioecious - sporophylls usually in cones. Resin ducts occur in all parts :

The Glycoside Scilliroside in red sqrill acts as :

The size Of Lycopodium sp ores is :

Shellac is a resinous substance pr4vtred from a secretion that encrusts the bodies of a scale insect :

Pungency of Zingiber officinal e rhizome is due to the presence of :

The principal cultivation areas of pyrethrum flowers are in -

Which of the following is 5-alpha reductase inhibitor?

In Cassia angustifolia short-term drought :

In Gambir - fluorescin test the petroleum spirit layer shows a strong :

The rheological and functional properties of synovial fluid are impaired due to :

Tropane alkaloids are biosynthesized from ______ amino acid.