Macromolecules Lesson

Multiple Choice

Monosaccharides are monomers of

• Carbohydrates
• Lipids
• Proteins
• Nucleic Acids

Multiple Choice

Waxes, oils and fats are examples of

• Carbohydrates
• Lipids
• Proteins
• Nucleic Acids

Multiple Choice

Which of the following organic compounds is the main source of energy for living things?

• carbohydrates
• lipids
• nucleic acids
• proteins

Multiple Choice

Which macromolecule stores energy, insulates us, and makes up the cell membrane?

• lipids
• proteins
• carbohydrates
• nucleic acids

Multiple Choice

All polymers are made up of...

• monosaccharides
• monomers
• proteins
• None of these

Multiple Choice

Sugar belongs to which class of macromolecules?

• proteins

• lipids

• nucleic acids

• carbohydrates

Multiple Choice

Proteins are made of monomers called ___________

• Nucleotides
• Monosaccharides
• Amino Acids
• Glycerol and fatty acids

Multiple Choice

DNA and RNA are examples of 

• Carbohydrates
• Lipids
• Proteins
• Nucleic Acids

Multiple Choice

Nucleotides are monomers of

• Carbohydrates
• Lipids
• Proteins
• Nucleic Acids

Multiple Choice

Enzymes belong to which class of macromolecules?

• lipids

• carbohydrates

• proteins

• nucleic acids

Multiple Choice

Which macromolecule is shown?

• lipid

• protein

• nucleic acid

• carbohydrate

Multiple Choice

What type of macromolecule is being represented in this image? 

• carbohydrate
• lipid
• protein
• nucleic acid

Multiple Choice

What happens during dehydration synthesis?

• Water molecules combine with a hydrogen atom

• A water molecule is removed as two molecules join together

• Water molecules are added to split larger molecules

• Hydrogen atoms are removed from molecules

Explanation Slide...

Dehydration synthesis removes water; hydrolysis adds water

Multiple Choice

What is the main difference between dehydration synthesis and hydrolysis?

• Dehydration synthesis removes water; hydrolysis adds water

• Dehydration synthesis adds water; hydrolysis removes water

• Dehydration synthesis breaks down polymers; hydrolysis forms polymers

• Dehydration synthesis and hydrolysis are the same process

Explanation Slide...

Hydrolysis is the type of reaction that occurs when sucrose is broken down into glucose and fructose.

Multiple Choice

What type of reaction occurs when sucrose is broken down into glucose and fructose?

• Dehydration synthesis

• Hydrolysis

• Polymerization

• Oxidation

Multiple Choice

What is the function of starch in plants?

• To provide structural support

• To store energy

• To speed up chemical reactions

• To transport oxygen