Disaccharides

Question 1

Describe the structure of disaccharides

Answer 1

Formed when two monosaccharides join resulting in the loss of a water molecule

Question 2

What is the chemical formula of a disaccharide?

Answer 2

C12H22O11

Question 3

Give three examples of disaccharides

Answer 3

Maltose
Sucrose
Lactose

Question 4

What two monosaccharides make up maltose?

Answer 4

Glucose + glucose

Question 5

What two monosaccharides make up sucrose?

Answer 5

Glucose + fructose

Question 6

What two monosaccharides make up lactose?

Answer 6

Glucose + galactose

Question 7

Give a source of maltose

Answer 7

Barley

Question 8

Give a source of sucrose

Answer 8

Table sugar

Question 9

Give a source of lactose

Answer 9

Milk

Question 10

What disaccharide forms when two glucose molecules combine together?

Answer 10

Maltose

Question 11

What disaccharide forms when a glucose and a fructose molecule combines together?

Answer 11

Sucrose

Question 12

What disaccharide forms when a glucose and a galactose molecule combines together?

Answer 12

Lactose