Monosaccharides

Q. Which of the following carbohydrates is a triose?

1. Glucose
2. Ribose
3. Ribulose
4. Glyceraldehyde

Q.

An organic substance bound to an enzyme and essential for its activity is called

1. Isoenzyme

2. Holoenzyme

3. Coenzyme

4. Apoenzyme

Q.

Anaerobic respiration in muscles gives rise to

1. CH₃COCOOH

2. C₃H₆O₃

3. C₂H₅OH

4. CH₃COOH

Q. Which of the following carbohydrates exist in both linear and cyclic forms?

1. Monosaccharides
2. Disaccharides
3. Oligosaccharides
4. Polysaccharides

Q.

name an element found in proteins but not in carbohydrates and lipids?

Q. Write the three components of a nucleotide

Q. Choose the simplest aldehyde and ketone carbohydrate pair.

1. ribose and ribulose
2. erythrose and erythrulose
3. glucose and fructose
4. glyceraldehyde and dihydroxyacetone

Q. Pentoses and hexoses are the most common:

1. Oligosaccharides
2. Disaccharides
3. Monosaccharides
4. Polysaccharides

Q. A person is eating rice mostly for his meals. His food is rich in:

1. Starch
2. Cellulose
3. Protein
4. Lactose