Lesson 4.3.2.2

4.3.2.2 Uses of monoclonal antibodies Quiz: AQA Biology, Unit 3

20 questions

Written by Revision Ninja · Last reviewed 11 October 2026

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Lesson 4.3.2.2, Uses of monoclonal antibodies: 20 multiple choice questions for the AQA GCSE Biology (8461), Unit 3: Infection and response, written with Revision Ninja.

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The 20 questions

  1. (HT only) Which use of monoclonal antibodies is named in the specification for pregnancy?

    • Insulin production
    • Blood transfusion
    • Vaccine storage
    • Pregnancy tests

  2. What can monoclonal antibodies be used to measure in blood samples?

    • Blood pressure
    • Gene sequences
    • Hormone levels
    • Cell counts

  3. What is attached to monoclonal antibodies to locate specific molecules in cells?

    • Glucose marker
    • Fluorescent dye
    • Radioactive iodine
    • Coloured enzyme

  4. What can be attached to monoclonal antibodies to deliver targeted cancer treatment?

    • Penicillin antibiotics
    • Growth hormones
    • Antigens
    • Toxic drugs

  5. What is the main advantage of using monoclonal antibodies in cancer treatment?

    • Destroys all cells
    • Targets specific cells
    • Cures viruses completely
    • Prevents all infections

  6. What do monoclonal antibodies create more of than expected?

    • Red blood cells
    • Side effects
    • Vaccine doses
    • Photosynthesis products

  7. Which diagnostic device uses monoclonal antibodies to detect specific pregnancy hormones?

    • Ultrasound test
    • X-ray scan
    • Blood pressure monitor
    • Pregnancy test

  8. What is a main concern regarding the medical use of monoclonal antibodies?

    • Unexpected side effects
    • Low production cost
    • No immune response
    • High specificity

  9. Which laboratory use of monoclonal antibodies is named beyond measuring hormones?

    • Measuring leaf area
    • Growing fungal cultures
    • Counting red blood cells
    • Detecting pathogens

  10. Why are toxic drugs attached to monoclonal antibodies during cancer treatment?

    • Increase drug solubility
    • Prevent cell digestion
    • Stimulate antibody production
    • Target cancer cells

  11. How do monoclonal antibodies detect specific pathogens in diagnostic test kits?

    • Engulfing pathogen cells
    • Secreting toxic proteins
    • Digesting cell walls
    • Specific antigen binding

  12. Which property of monoclonal antibodies allows them to be used in pregnancy test kits?

    • Toxin secretion
    • Phagocytic activity
    • Specific antigen binding
    • Rapid cell division

  13. What are fluorescent-dye-labelled monoclonal antibodies used for in research?

    • Sequencing DNA strands
    • Measuring cell mass
    • Destroying viral cells
    • Locating specific molecules

  14. What main factor limited the initial widespread clinical use of monoclonal antibodies?

    • Lack of specificity
    • Inability to bind
    • High production costs
    • Unexpected side effects

  15. What can be attached to monoclonal antibodies to stop cancer cells dividing?

    • Viral vectors
    • Toxic drugs
    • Digestive enzymes
    • Nutrient substrates

  16. How do monoclonal antibody cancer treatments avoid harming healthy body cells?

    • Low drug toxicity
    • Rapid renal excretion
    • Specific cell targeting
    • Broad systemic action

  17. Why does the production of monoclonal antibodies raise ethical concerns?

    • High mutation rates
    • Use of animals
    • Viral gene insertion
    • Toxic waste production

  18. What is attached to monoclonal antibodies to locate specific molecules in research?

    • Toxic drug
    • Fluorescent dye
    • Radioactive isotope
    • Digestive enzyme

  19. Why must monoclonal antibodies used in diagnostic tests be highly specific?

    • Increase sample volume
    • Prevent false results
    • Produce human hormones
    • Destroy target pathogens

  20. Why were monoclonal antibodies initially less successful in medical treatments than expected?

    • Lack of antigens
    • Low binding specificity
    • Unexpected side effects
    • Slow production rate

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