IB Biology SL 3.2.15 Zoonoses Question Bank
Practise IB Biology SL 3.2.15 by identifying zoonoses and explaining how animal pathogens can reach humans.
- Syllabus
- First assessment 2025
- Course
- Biology SL
- Level
- SL
Exam points
- Define zoonosis as an infectious disease transferred from another species to humans.
- Explain one route by which antibiotic-resistant bacteria can pass from animals to people.
C3.2.15—Zoonoses question 1
The electron micrograph shows the Japanese encephalitis virus.
Why are some diseases, such as Japanese encephalitis, known as zoonoses?
A
They can be directly transferred from an animal to humans.
B
They are transferred from human to human.
C
They are only found in animals in captivity (zoos).
D
They can directly transfer antigens into animal cells.
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