Carbohydrates - Monosaccharides & Disaccharides

Question 1

What functional groups make up a carbohydrate?

Answer 1

Carbonyl and OH

Question 2

Where is the carbonyl group located on a Ketone?

Answer 2

Within the carbon skeleton

Question 3

Where is the carbonyl group located on an Aldehyde?

Answer 3

At the end of the carbon skeleton

Question 4

What are the FOUR classes of carbohydrates?

Answer 4

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

Question 5

What is the most common monosaccharide?

Answer 5

Glucose

Question 6

What are the two most common monosaccharides in living cells?

Answer 6

Pentoses and Hexoses

Question 7

What are the FOUR Aldoses?

Answer 7

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

Question 8

What are the THREE Ketoses?

Answer 8

1. Dihydroxyacetone
2. Ribulose
3. Fructose

Question 9

What is Galactose used for?

Answer 9

Used to synthesise biomolecules like glycolipids and glycoproteins

Question 10

How is a Disaccharide formed?

Answer 10

When a dehydration reaction joins two monosaccharides

Question 11

What two monosaccharides make up Maltose

Answer 11

Glucose and Glucose

Question 12

What two monosaccharides make up Sucrose?

Answer 12

Glucose and Fructose

Question 13

What two monosaccharides make up Lactose?

Answer 13

Glucose and Galactose