Lesson 4.3.1.2

4.3.1.2 Viral diseases Quiz: AQA Biology, Unit 3

20 questions

Written by Revision Ninja · Last reviewed 11 October 2026

In partnership with Revision Ninja

Lesson 4.3.1.2, Viral diseases: 20 multiple choice questions for the AQA GCSE Biology (8461), Unit 3: Infection and response, written with Revision Ninja.

Host it live on the board and students join with a game code on their own devices, or revise alone with Free Play. The answers are revealed in the game.

Host this setFree Play

The 20 questions

  1. What are two common symptoms of a measles infection?

    • Vomiting and diarrhoea
    • Fever and rash
    • Cough and headache
    • Blisters and paralysis

  2. Why are young children in the UK vaccinated against measles?

    • It is genetic
    • Causes blindness
    • Can be fatal
    • Spreads in water

  3. How is the measles virus spread between people?

    • Vector bites
    • Droplet inhalation
    • Contaminated water
    • Direct contact

  4. What does HIV initially cause?

    • A flu-like illness
    • Gonorrhoea discharge
    • Rose black spot
    • Measles-like rash only

  5. Which type of cells does HIV attack in the human body?

    • Nerve cells
    • Red blood cells
    • Skin cells
    • Immune cells

  6. What is the late stage of HIV infection called?

    • Sepsis
    • AIDS
    • Malaria
    • TMV

  7. How is the human immunodeficiency virus transmitted between individuals?

    • Exchanging body fluids
    • Touching infected skin
    • Drinking contaminated water
    • Inhaling airborne droplets

  8. What is the name of the virus that causes a mosaic pattern on tobacco leaves?

    • Tobacco mosaic virus
    • Salmonella bacterium
    • Measles virus
    • HIV

  9. How does tobacco mosaic virus affect plant growth?

    • Increases transpiration
    • Reduces photosynthesis
    • Blocks mineral uptake
    • Prevents cell division

  10. Which plant species is affected by tobacco mosaic virus according to the specification?

    • Tomatoes
    • Oak trees only
    • Roses only
    • Grasses only

  11. Which type of drug is used to control HIV infection?

    • Antibiotics
    • Fungicides
    • Antihistamines
    • Antiretroviral drugs

  12. Why can antibiotics not be used to treat measles?

    • It is genetic
    • It is viral
    • It is fungal
    • It is bacterial

  13. Which characteristic skin symptom is caused by the measles virus?

    • Red skin rash
    • Blistered skin
    • Purple spots
    • Yellow discharge

  14. Which viral disease causes a loss of immune cells over time?

    • Tobacco mosaic virus
    • HIV
    • Rose black spot
    • Measles

  15. Which condition can late-stage HIV infection lead to?

    • AIDS
    • Malaria
    • Salmonella
    • Rose black spot

  16. What leaf symptom of tobacco mosaic virus reduces photosynthesis?

    • Leaf swelling
    • Mosaic discolouration
    • Blackened veins
    • Thickened cuticle

  17. How is the measles virus mainly spread between people?

    • Insect vectors
    • Contaminated food
    • Sexual contact
    • Inhaled droplets

  18. What is the initial symptom of an HIV infection?

    • Abdominal cramps
    • Flu-like illness
    • Thick discharge
    • Red skin rash

  19. A patient has a red rash and fever after exposure to droplets from a cough. Which disease is most likely?

    • Measles
    • Rose black spot
    • Gonorrhoea
    • Salmonella food poisoning

  20. Which organ is primarily damaged when tobacco mosaic virus reduces plant photosynthesis?

    • Leaf
    • Root
    • Stem
    • Flower

All AQA Biology quizzes