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Macromolecules Questions - All Grades

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Grade 9 Macromolecules
Hydrophilic molecules are attracted to water.
  1. True
  2. False
Grade 9 Macromolecules
An enzyme will                         if the pH or temperature is not optimal.
  1. catalyze more reactions
  2. synthesize
  3. denature
  4. grow
Grade 7 Macromolecules
One sugar molecule, two sugar molecules, or a long chain of sugar molecules make up
  1. proteins.
  2. lipids.
  3. carbohydrates.
  4. nucleic acids.
Grade 11 Macromolecules
The main components that make up DNA are                               .
  1. two dipeptides
  2. a dipeptide and an amino acid
  3. a single strand of nucleotides
  4. two strands of nucleotides
Grade 9 Macromolecules
Which macromolecule is usually hydrophobic and includes fats, oils, and sterols?
  1. carbohydrates
  2. lipids
  3. nucleic acids
  4. proteins
Grade 7 Macromolecules
Lipids, nucleic acids, proteins, and carbohydrates are all a type of
  1. golgi apparatus.
  2. nucleus.
  3. macromolecule.
Grade 12 Macromolecules
Which organic molecule is represented by the structural formula below?
Structural Formula - Carbon Chain Glucose
  1. sucrose
  2. fatty acid
  3. glucose
  4. starch
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 8 Macromolecules
The primary function of a protein is to
  1. provide energy.
  2. build and repair body tissue.
  3. carry genetic information.
  4. none of the above
Grade 7 Macromolecules
Four elements that compose macromolecules are
  1. carbon, hydrogen, oxygen, and nitrogen.
  2. oxygen, iron, boron, and zinc.
  3. fats, carbohydrates, vitamins, and minerals.
  4. water, oxygen, fats, and nitrogen.
Grade 9 Macromolecules
Which class of macromolecules would a monosaccharide fall into?
  1. carbohydrate
  2. lipid
  3. nucleic acid
  4. protein
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 8 Macromolecules
What is the primary function of ATP in cells?
  1. ATP is the energy that cells use to do their work.
  2. ATP creates glucose in plants.
  3. ATP uses oxygen to make plants grow.
  4. ATP is another name for chloroplasts.
Grade 9 Macromolecules
What are the monomers of lipids?
  1. amino acids
  2. simple sugars
  3. fatty acids and glycerol
  4. nucleic acids
Grade 9 Macromolecules
Which statement about macromolecules is true?
  1. Cellulose is a polymer comprised of several glucose molecules.
  2. A polysaccharide is a complex lipid involved in storage.
  3. Steroids are complex proteins necessary to control body chemistry.
  4. Carbohydrates have glucose, phosphate, and bases.
Grade 12 Macromolecules
Which organic molecule contains this type of functional group?
Structural Formula - Phosphate
  1. carbohydrate
  2. protein
  3. steroid
  4. nucleic acid
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