Sexually Transmitted Infections

Sexually Transmitted Infections Quiz

Spec 16.6 · Cambridge IGCSE Biology: Quiz

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5 questions, one answer each

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  1. 1. What is an STI?

    • A. An infection transmitted through contaminated water
    • B. An infection transmitted through sexual contact
    • C. An infection transmitted only through blood transfusion
    • D. An infection caused by a fungus
  2. 2. What type of pathogen causes HIV/AIDS?

    • A. Bacterium
    • B. Virus
    • C. Fungus
    • D. Protoctist
  3. 3. Which of these is NOT a way HIV can be transmitted?

    • A. Unprotected sexual contact
    • B. Sharing contaminated needles
    • C. Casual contact such as shaking hands
    • D. Mother to child during pregnancy or birth
  4. 4. A public health campaign aims to reduce the spread of HIV in a community. Which combination of measures would be most effective, and why?

    • A. Banning all blood transfusions, since this stops all transmission routes
    • B. Promoting condom use, needle exchange programmes and screening, since these directly target the known transmission routes
    • C. Improving sewage treatment, since HIV spreads through contaminated water
    • D. Vaccinating everyone against HIV, since a vaccine already exists
  5. 5. A patient is HIV-positive but has not yet developed AIDS. Which statement best explains their situation?

    • A. They have already lost their immune system entirely
    • B. They carry the virus but their immune system has not yet been severely weakened to the point of AIDS
    • C. AIDS and HIV infection always occur at exactly the same time
    • D. They cannot pass the virus on to anyone else

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