IBDP Biology B1.1 Carbohydrate Structure Quiz

How many single covalent bonds does carbon form?

• 1

• 2

• 3

• 4

What is the formula for glucose?

• a

• b

• c

• d

What is a disaccharide?

• A single sugar molecule

• A carbohydrate consisting of two sugar molecules

• A complex carbohydrate found in grains

• A type of lipid

Identify the molecules:

• a

• b

• c

• d

How is maltose formed?

• 1. Hydrolysis reaction between two glucose molecules

• 1. Condensation reaction between a glucose and an amino acid

• 1. Addition reaction between two glucose molecules

• 2. Condensation reaction between two glucose molecules

What does hydrolysis mean?

• 1. A process of combining two substances through a chemical reaction

• 1. The breakdown of a molecule into its components using water

• 1. The process of converting a liquid into a gas

• 1. A method for producing electricity from water

What does a condensation reaction involve?

• Combining two molecules to form a larger one with the release of water

• Breaking down a complex molecule into its constituent parts using heat

• The transition of a gas into a liquid

• Mixing two substances to create a solid precipitate

What are the two types of starch found in plants?

• Amylase and amylopectin

• Amino acid and amylose

• Amylose and amylopeptide

• Amylose and amylopectin

What is glycogen made of?

• 1. Alpha glucose with 1-4 glycosidic bonds only

• 1. Alpha glucose with 1-4 and 1-6 glycosidic bonds

• 1. Alpha glucose with 1-6 glycosidic bonds only

• 1. Beta glucose with 1-4 and 1-6 glycosidic bonds

What is cellulose made of?

• 1. Beta glucose with 1-4 glycosidic bonds

• 1. Alpha glucose with 1-4 glycosidic bonds

• 1. Alpha glucose with 1-6 glycosidic bonds

• 1. Beta glucose with 1-4 and 1-6 glycosidic bonds