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Tenth Grade (Grade 10) Macromolecules Questions

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Grade 10 Macromolecules
Polymers are built from smaller subunits called                .
  1. monomers
  2. macromolecules
  3. electrons
  4. neutrons
Grade 10 Macromolecules
Amino acid sequence determines a protein's shape.
  1. True
  2. False
Grade 10 Macromolecules
Carbohydrates are made up of the three elements of
  1. nitrogen, oxygen, and hydrogen.
  2. carbon, hydrogen, and oxygen.
  3. sulfur, hydrogen, and oxygen.
  4. nitrogen, phosphorus, and oxygen.
Grade 10 Macromolecules
Which biological polymer is made of bonded amino acids?
  1. protein
  2. amino acid
  3. DNA
  4. sugar cube
Grade 10 Macromolecules
Which macromolecule holds genetic information?
  1. nucleic acids
  2. carbohydrates
  3. lipids
  4. proteins
Grade 10 Macromolecules
A carbohydrate is an organic compound because it contains
  1. phosphorus.
  2. carbon.
  3. hydrogen.
  4. oxygen.
Grade 10 Macromolecules
An organic compound made of sugar molecules is a
  1. carbohydrate.
  2. lipid.
  3. protein.
  4. nucleic acid.
Grade 10 Macromolecules
What type of macromolecules are the enzymes found in our bodies?
  1. lipids
  2. carbohydrates
  3. proteins
  4. nucleic acids
Grade 10 Macromolecules
Nucleotides are the building blocks of proteins.
  1. True
  2. False
Grade 10 Macromolecules
A monosaccharide is a                .
  1. carbohydrate
  2. lipid
  3. nucleic acid
  4. protein
Grade 10 Macromolecules
An enzyme speeds up a reaction by
  1. absorbing energy.
  2. lowering the activation energy.
  3. raising the activation energy.
  4. releasing energy.
Grade 10 Macromolecules
Nucleic acids are made of
  1. sugars.
  2. fatty acids.
  3. nucleotides.
  4. amino acids.
Grade 10 Macromolecules
This type of lipid is responsible for sending signals between cells.
  1. oil
  2. enzyme
  3. hormone
  4. starch
Grade 10 Macromolecules
Large organic molecules are called
  1. polymers.
  2. carbohydrates.
  3. micromolecules.
  4. macromolecules.
Grade 10 Macromolecules
Carbohydrates can be split apart by the chemical process of                            .
  1. hydrolysis
  2. water dehydration synthesis
  3. chemical bonds
  4. none of the above
Grade 10 Macromolecules
The parts of a protein that have a specific chemical structure and function are
  1. genes.
  2. chemicals.
  3. domains.
  4. subunits.
  5. enzymes.
Grade 10 Macromolecules
Which best describes carbohydrates?
  1. proteins made up of monomers
  2. macromolecules that serve as building materials
  3. macromolecules that make up cell membranes
  4. organic molecules that are made up of sugar molecules
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