Quiz on Carbohydrates

What is the ring structure of a Pyranose?

• Five-membered ring with four carbon atoms

• Six-membered ring with five carbon atoms

• Five-membered ring with five carbon atoms

• Six-membered ring with four carbon atoms

Which type of sugar contains an aldehyde group at the end of the carbon chain?

• Ketose

• Furanose

• Aldose

• Pyranose

What is a glycoside?

• A sugar molecule with a ketone group

• A molecule consisting of a sugar bound to a non-sugar component

• A sugar molecule with an aldehyde group

• A molecule consisting of two sugar components

What is the characteristic of hexoses?

• Five carbon atoms

• Six carbon atoms

• Four carbon atoms

• Seven carbon atoms

What is a characteristic of ketoses?

• Contain an aldehyde group

• Contain a ketone group within the carbon chain

• Contain a hydroxyl group at the end

• Contain a carboxyl group

What is the main role of mucopolysaccharides in cartilage?

• Energy storage

• Structural support

• Oxygen transport

• Cellular recognition

What is the primary function of hyaluronic acid?

• Energy storage

• Tissue hydration

• Muscle contraction

• DNA synthesis

Which substance is used as an anticoagulant to prevent blood clotting?

• Cellulose

• Glycogen

• Heparin

• Chitin

What is the orientation of the hydroxyl group in β1-4 glycosidic bonds?

• Downwards (α)

• Upwards (β)

• Sideways

• Circular

What type of glycosidic bonds link amylose?

• β1-4

• α1-4

• β2-1

• α1-6