Q. No.Sucrose (cane sugar) is a disaccharide. One molecule of sucrose on hydrolysis gives _________.
1. 2 molecules of glucose
2. 2 molecules of glucose + 1 molecule of fructose
3. 1 molecule of glucose + 1 molecule of fructose
4. 2 molecules of fructose
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Which one of the following vitamins is water-soluble?
1. Vitamin-B
2. Vitamin-E
3. Vitamin K
4. Vitamin A
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Compound that gives positive Fehling's solution test is:
1. Sucrose
2. Glucose
3. Fats
4. Protein
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a-D-(+)-glucose and b-D-(+)-glucose are
1. Anomers
2. Epimers
3. Enantiomers
4. Geometrical isomers
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Which of the following is the correct statement?
| 1. | Starch is a polymer of a-glucose. |
| 2. | Amylose is a component of cellulose. |
| 3. | Proteins are composed of only one type of amino acid. |
| 4. | In the cyclic structure of fructose, there are 6 carbons and one oxygen atom. |
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Glucose molecule reacts with 'X' number of molecules of phenyl hydrazine to yield osazone. The value of 'X' is
1. four
2. one
3. two
4. three
The two forms of glucopyranose obtained from solution of D-glucose are called
1. Isomers
2. Anomers
3. Epimers
4. Enantiomers
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