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CAIE IGCSE Biology 16.6.4 Methods of Transmission of Hiv Questions

Practise distinguishing HIV transmission through infected body fluids from contact routes that do not transmit the virus.

Syllabus
2026–2028
Course
Biology 0610

Exam points

  • identify infected blood or blood transfusion as an HIV transmission route
  • identify sexual contact or sexual fluids as an HIV transmission route
  • link shared needles or direct blood transfer to HIV transmission
  • identify mother-to-fetus transmission as a possible HIV route
  • distinguish saliva from recognised HIV transmission routes

CAIE IGCSE Biology 16.6.4 Methods of Transmission of Hiv Questions question 1

[Maximum number: 2]

Pregnancy can occur after the fusion of a male gamete and a female gamete.

Drug X can be injected into the body. This is one way that HIV can be transmitted. Describe two other ways that HIV can be transmitted.

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