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Questions and Answers
What sensation does astringent produce in the mouth?
What sensation does astringent produce in the mouth?
Puckering feeling
What characteristic should methods used for phytochemical screening have?
What characteristic should methods used for phytochemical screening have?
Simple, rapid, designed for minimum use of equipment, reasonably selective, provide additional information
What does a brick red solution in Fehlings Test indicate?
What does a brick red solution in Fehlings Test indicate?
Presence of reducing sugars
What is the purpose of chloroform in the preparation of alcoholic extract?
What is the purpose of chloroform in the preparation of alcoholic extract?
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Define the term 'acrid' based on the provided text.
Define the term 'acrid' based on the provided text.
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Why is it important for phytochemical screening methods to be reasonably selective?
Why is it important for phytochemical screening methods to be reasonably selective?
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How is the concentration of cyanogenic glycosides measured in the Guignard Test?
How is the concentration of cyanogenic glycosides measured in the Guignard Test?
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What color change indicates a positive result in the Guignard Test?
What color change indicates a positive result in the Guignard Test?
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What does the formation of a precipitate indicate in the Test for Quaternary Bases and Amine Oxides?
What does the formation of a precipitate indicate in the Test for Quaternary Bases and Amine Oxides?
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How is the presence of alkaloids indicated in a test?
How is the presence of alkaloids indicated in a test?
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What is the significance of stable and dense froth in a preliminary test?
What is the significance of stable and dense froth in a preliminary test?
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What color precipitate indicates a positive result in the Ferric Chloride Test for tannins?
What color precipitate indicates a positive result in the Ferric Chloride Test for tannins?
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How is the presence of either primary, secondary, or tertiary alkaloids confirmed?
How is the presence of either primary, secondary, or tertiary alkaloids confirmed?
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How is the presence of glycosides indicated in a test?
How is the presence of glycosides indicated in a test?
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What is the definition of Pharmacognosy?
What is the definition of Pharmacognosy?
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What was the term used for 'material medica' in Western culture?
What was the term used for 'material medica' in Western culture?
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How is the presence of Fixed oil, Fats, and Volatile oils tested?
How is the presence of Fixed oil, Fats, and Volatile oils tested?
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What type of crystals are formed in Osazone Formation test?
What type of crystals are formed in Osazone Formation test?
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What does a honeycomb froth greater than 3cm above the surface indicate in a froth test?
What does a honeycomb froth greater than 3cm above the surface indicate in a froth test?
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What color indicates the presence of unsaturated steroids in the Salkowski Test?
What color indicates the presence of unsaturated steroids in the Salkowski Test?
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Who wrote the most famous commentary on drugs titled 'De Materia Medica libri cinque'?
Who wrote the most famous commentary on drugs titled 'De Materia Medica libri cinque'?
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What color is indicative of a positive reaction in the Batesmith and Leucoanthocyanidins Metcalf Test?
What color is indicative of a positive reaction in the Batesmith and Leucoanthocyanidins Metcalf Test?
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Who is credited with introducing the term 'PHARMACOGNOSY' derived from Greek words pharmakon and gnosis?
Who is credited with introducing the term 'PHARMACOGNOSY' derived from Greek words pharmakon and gnosis?
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Which individual described the study of medicinal plants and their properties in the book 'Lehrbuch der Meteria Medica'?
Which individual described the study of medicinal plants and their properties in the book 'Lehrbuch der Meteria Medica'?
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What is indicated by a purplish solution in Molisch's Test?
What is indicated by a purplish solution in Molisch's Test?
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In the early 19th century, how did 'material medica' begin to divide?
In the early 19th century, how did 'material medica' begin to divide?
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What color is produced in Seliwanoff's Test if a ketose is present?
What color is produced in Seliwanoff's Test if a ketose is present?
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What does a red color indicate in the Test for pentoses?
What does a red color indicate in the Test for pentoses?
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What color solution is formed in Keller Killiani Test that gradually turns to blue?
What color solution is formed in Keller Killiani Test that gradually turns to blue?
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What is one of the most important factors to be considered in phytochemical analysis?
What is one of the most important factors to be considered in phytochemical analysis?
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Why is it difficult to determine the presence of a particular class of compounds in plants?
Why is it difficult to determine the presence of a particular class of compounds in plants?
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Why is it easier to determine the absence or presence of phytoconstituents with a systemic phytochemical screening method?
Why is it easier to determine the absence or presence of phytoconstituents with a systemic phytochemical screening method?
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