Monosaccharides

Q.

Choose the sugars arranged in the ascending order of the number of carbon atoms they possess.

1. Tetrose, Hexose, Triose, Pentose

2. Triose, Pentose, Tetrose, Hexose

3. Triose, Tetrose, Pentose, Hexose

4. Hexose, Pentose, Tetrose, Triose

Q.

Which of these statements is NOT true about glucose?

1. The energy released from glucose is used to produce ATP during respiration

2. It is present in both D and L forms

3. Stored as glycogen in plants and starch in humans

4. It is an aldose sugar

Q.

Which of the following statement is not true for Ketose?

1. It has 3-7 carbons

2. It is a simple sugar

3. It has a hydrogen atom in the common (non-functional) group

4. All of the above

Q. Which of the following carbohydrates is a triose?

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

Q. Pentoses and hexoses are the most common:

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

Q. Monosaccharides are classified into trioses and tetroses based on

1. the number of carbon atoms
2. the number of sugar units
3. the number of hydroxyl groups
4. the number of hydrogen atoms

Q. Which among the following is a pentose?

1. Fructose
2. Glucose
3. Ribose
4. Erythrose

Q. Pentose sugars found in DNA and RNA respectively are

1. ribose and deoxyribose
2. deoxyribose and glucose
3. deoxyribose and erythrose
4. deoxyribose and ribose

Q. Choose the simplest aldehyde and ketone carbohydrate pair.

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

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

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