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प्रश्न
Which monosaccharide units are present in starch, cellulose and glucose and which linkages link these units?
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उत्तर
In starch a-glucose units are present, in cellulose β-D glucose units are present. In starch and glycogen glycosidic a-linkage is present and in cellulose glycosidic β-linkage is present between glucose units.
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संबंधित प्रश्न
Glucose or sucrose are soluble in water but cyclohexane or benzene (simple six membered ring compounds) are insoluble in water. Explain.
Write two main functions of carbohydrates in plants.
What are reducing sugars?
Classify the following into monosaccharides and disaccharides.
Ribose, 2-deoxyribose, maltose, galactose, fructose and lactose
What are the hydrolysis products of sucrose?
Which of the following gives a positive Fehling solution test?
Glucose gives silver mirror test with Tollen’s reagent. It shows the presence of ____________.
Which of the following monosaccharide is pentose?
A carbohydrate that cannot be hydrolysed into simpler units is called ____________.
Which of the following reagent cannot distinguish between glucose and fructose?
The pair of compounds in which both the compounds give the positive test with Tollen’s reagent is:
Three cyclic structures of monosaccharides are given below which of these are anomers.
| (I) |  |
| (II) |  |
| (III) |  |
Structure of a disaccharide formed by glucose and fructose is given below. Identify anomeric carbon atoms in monosaccharide units.
Name the sugar present in milk. How many monosaccharide units are present in it? What are such oligosaccharides called?
Assertion: Deoxyribose, \[\ce{C5H10O4}\] is not a carbohydrate.
Reason: Carbohydrates are hydrates of carbon so compounds which follow \[\ce{C_x(H2O)_y}\] formula are carbohydrates.
Account for the following:
Glucose is a reducing sugar
