Biochemistry MCQ

Below Biochemistry quiz are Multiple Choice Questions (MCQs) type Quiz. These Biochemistry MCQ Questions helps you to refresh your Biochemistry, you can see the correct option by clicking on it. .
  • 1. Nucleotides are monomers of

    • Carbohydrates
    • Lipids
    • Proteins
    • Nucleic Acids
  • 2. Which of the following is NOT a carbohydrate?

    • Glucose
    • Lactose
    • Insulin
    • Starch
    • Sucrose
  • 3. Which of the following is an organic compound?

    • H2O
    • C6H12O6
    • NH2
    • OH
  • 4. What is the monomer of a lipid?

    • Nucleotide
    • Fatty Acid & Glycerol
    • Polysaccharide
    • Amino Acid
  • 5. What is the function of a nucleic acid?

    • it transmits genetic information.
    • It is involved in body insulation.
    • It provides your body with the energy it needs.
    • It is involved in energy storage.
  • 6. A base is a substance that

    • releases Hydroxide ions when dissolved in water
    • releases Hydrogen ions when dissolved in water
    • does not release any ions when dissolved in water
  • 7. Why does ice float?

    • As water freezes, it expands and its density decreases.
    • As water freezes, it takes up more hydrogen from the atmosphere, causing it to have a greater buoyancy.
    • As water freezes, air becomes trapped between the hydrogen bonds of water molecules.
    • As water freezes, it takes up more oxygen from the atmosphere, causing it to have a greater buoyancy.
  • 8. How many different amino acids are there?

    • 4
    • 20
    • 6
    • 46
  • 9. What is the function of nucleic acids?

    • store genetic information
    • store energy (long-term)
    • store energy (short-term)
    • build skin, hair, nails, muscles