Coach Blocker's 7th Grade Chapter 10 Test

Your friend Sadie tells you that she loves potato chips. What is the main macromolecule in potato chips?

• • Proteins

• Carbohydrates

• • Nucleic acids

• • Phospholipids

Describe the function of carbohydrates.

• • Carbohydrates are a source of fat.

• • Carbohydrates are composed of nucleic acids.

• • Carbohydrates are a source of protein.

• Carbohydrates are a source of short-term energy.

Describe the function of nucleic acids.

• They transmit genetic information.

• • They store short-term energy.

• • They store long-term energy.

• • They are the building blocks of proteins.

Your friend Kyle asks you about the structure of DNA. Which type of macromolecule composes DNA?

• • Proteins

• • Carbohydrates

• • Nucleic acids

• • Lipids

Your classmate Jack tells you that he is preparing to run a marathon. Which macromolecule should he mainly consume the night before?

• • Lipids

• • Nucleic acids

• • Proteins

• • Carbohydrates

Lipids are great source of energy. Describe the composition of lipids.

• • Lipids are monomers of proteins.

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• • Lipids are monomers of nucleic acids.

  
  

• Lipids are monomers of fatty acids.

  
  

• • Lipids are monomers of carbohydrates.

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Protein is essential in building muscle. Describe the composition of proteins.

• • Proteins are composed of enzymes.

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• • Proteins are composed of nucleic acids.

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• Proteins are composed of amino acids.

  
  

• • Proteins are composed of lipids.

  
  

Identify which of the following is high in protein.

• • Soda

• • Water

• • Potato chips

• • Eggs

Your mother, a genetic researcher, identified a mutation in the genes of a patient. Which macromolecule is affected in this patient?

• • Lipids

• • Carbohydrates

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• Nucleic acids

  
  

• • Proteins

Nucleic acids are essential in DNA and RNA function. Describe the composition of nucleic acids.

• They are composed of nucleotides.

  
  

• • They are composed of carbohydrates.

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• • They are composed of proteins.

  
  

• • They are composed of lipids.

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