Glucose +x Phenyl hydrazine → Osazone 'x' will be:

1.  2
2.  3
3.  4
4.  1

Subtopic:  Polysaccharides & their Importance |
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The base found in DNA but not in RNA:

1. Thymine 2. Adenine
3. Guanine 4. Cytosine
Subtopic:   DNA, RNA & Metal Ions |
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Sucrose on hydrolysis gives:

1. L(+) Glucose + D(+) Fructose
2. L(–) Glucose + L(–) Fructose
3. D(+) Glucose + D(–) Fructose
4. D(+) Glucose + L(–) Fructose

Subtopic:  Carbohydrates - Classification & D-L configuration |
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The compound that does not reduce Fehling solution is:
1. Glucose
2. Fructose
3. Sucrose
4. Maltose

Subtopic:  Polysaccharides & their Importance |
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α-D-glucose and β-D-glucose are:

1. Epimers

2. Anomers

3. Functional isomers

4. Chain isomers

Subtopic:  Carbohydrates - Classification & D-L configuration |
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A compound that gives a positive Fehling solution test is: 

1. Sucrose 2. Glucose
3. Fats 4. Protein
Subtopic:  Polysaccharides & their Importance |
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Which is the correct statement among the following?

1. Starch is a polymer of α-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 four carbons and one oxygen atom
Subtopic:  Polysaccharides & their Importance |
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Which one is correctly matched:
1.  Vit. E – Tocopherol
2.  Vit. D – Riboflavin
3.  Vit. B – Calciferol
4.  Vit. A – Thiamine

Subtopic:  Vitamins, Hormones & Enzymes |
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Enzymes are made up of:

1. Edible proteins.

2. Proteins with specific structures.

3. Nitrogen-containing carbohydrates.

4. Carbohydrates.

Subtopic:  Vitamins, Hormones & Enzymes |
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Which is not a true statement:
 

1. α-carbon of α-amino acid is asymmetric except glycine.
2. Some proteins of human body are found in L-form
3. Human body can synthesize all proteins they need
4. At pH = 7 both amino and carboxylic groups exist in ionized form
Subtopic:  α - Amino Acids, Peptide Bond, Proteins & Structure |
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