SYI Monosaccharides

What classification of sugars is based on their ability to donate electrons?

• Reducing sugars
• Non-reducing sugars
• Pentose sugars
• Hexose sugars
• Monosaccharides

How do reducing sugars react with Benedict's reagent?

• They turn blue
• They turn green
• They reduce copper sulphate
• They form a brick-red precipitate
• They produce a blue color

Which of the following is NOT an example of a reducing sugar?

• Glucose
• Fructose
• Galactose
• Sucrose
• Ribose

What is the most common monosaccharide with the molecular formula C6H12O6?

• Sucrose
• Fructose
• Galactose
• Glucose
• Ribose

Which statement best describes the main function of glucose in living organisms?

• Structural support
• Energy storage
• Information storage
• Source of energy for respiration
• Energy source

How many structurally different forms does glucose have, and what are they called?

• 1, alpha
• 2, alpha and beta
• 1, beta
• 2, beta and gamma
• 2, alpha and gamma

What is the difference between alpha glucose and beta glucose

• The hydroxyl group at C1 is above the plane of the ring
• The hydroxyl group at C4 is above the plane of the ring
• The hydroxyl group at C1 is below the plane of the ring
• The hydrogen at C1 is below the plane of the ring
• The hydrogen at C4 is below the plane of the ring

Which polysaccharides are formed from alpha glucose?

• Cellulose and starch
• Starch and glycogen
• Glycogen and chitin
• Cellulose and chitin
• Starch and cellulose

Ribose and deoxyribose are examples of sugars with how many carbon atoms?

• 4
• 5
• 6
• 7
• 8

Ribose and deoxyribose are found in which nucleic acids?

• RNA
• DNA
• mRNA
• tRNA
• rRNA