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Questions and Answers
What are glycosides composed of?
What are glycosides composed of?
- Glycogen and nucleotide
- Carbohydrate part only
- Protein and lipid
- Sugar part and a non-sugar part (correct)
How can glycosides be hydrolyzed?
How can glycosides be hydrolyzed?
- By bases only
- By heat and pressure
- By oxidation only
- By acids or by enzymes (correct)
What color does phenolic glycosides give when tested with ferric chloride solution?
What color does phenolic glycosides give when tested with ferric chloride solution?
- Blue color (correct)
- Green color
- Yellow color
- Red color
Which type of glycosides have a flavone skeleton as the aglycone?
Which type of glycosides have a flavone skeleton as the aglycone?
What happens to most flavonoids when dissolved in alkalis?
What happens to most flavonoids when dissolved in alkalis?
Which glycoside reduces capillary fragility and hence decreases bleeding?
Which glycoside reduces capillary fragility and hence decreases bleeding?
Which pigments give colored petals of flowers their characteristic colors?
Which pigments give colored petals of flowers their characteristic colors?
Which glycosides are often orange-red compounds, soluble in hot water or dilute alcohol?
Which glycosides are often orange-red compounds, soluble in hot water or dilute alcohol?
Which group of glycosides are characterized by the property of producing a permanent froth in aqueous solutions?
Which group of glycosides are characterized by the property of producing a permanent froth in aqueous solutions?
Which glycosides are present in several seeds of the family Cruciferae and yield allyllisothiocyanate as one of the hydrolytic products?
Which glycosides are present in several seeds of the family Cruciferae and yield allyllisothiocyanate as one of the hydrolytic products?
Which glycosides yield HCN as one of the products of hydrolysis and are commonly found in plants of the family Rosaceae?
Which glycosides yield HCN as one of the products of hydrolysis and are commonly found in plants of the family Rosaceae?
Which compounds are produced by certain moulds and fungi and possess a bacteriostatic or a bactericidal action?
Which compounds are produced by certain moulds and fungi and possess a bacteriostatic or a bactericidal action?
Which mycotoxins are produced by some moulds and are developed mostly on mouldy grains?
Which mycotoxins are produced by some moulds and are developed mostly on mouldy grains?
Which natural compounds are necessary for the normal growth of animals and valuable therapeutic agents for the prophylaxis as well as treatment?
Which natural compounds are necessary for the normal growth of animals and valuable therapeutic agents for the prophylaxis as well as treatment?
Which type of glycosides are used as heart tonics?
Which type of glycosides are used as heart tonics?
Which glycoside group contains aglycones that may be either steroid or triterpenoidal in structure?
Which glycoside group contains aglycones that may be either steroid or triterpenoidal in structure?
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