Biology 4.1.1 Transmission of pathogens

Pregunta	Respuesta
GIve four ways diseases can be spread between animals	Direct contact Droplet infection Ingestion Vectors
Give an example of a disease spread through ingestion	Salmonela
Give an example of a disease that is spread through droplet infections	Common cold/influenza
What is inoculation? Give an example of a disease that spreads this way	Where skin is broken, allowing pathogens to enter the body Eg: HIV
Give an example of a disease that spreads between animals and humans	TB
Give three example of how diseases between plants are spread	Soil contamination Wind (vector) Animals (vector)
Explain how diseases can be spread via wind?	Infected spores blown to soil
Give an example of a disease that spreads via soil contamination	Black sigatoka
Give two factors that affect transmission between plants	-Overcrowding -Climate change (more rain spreads spores)

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	Creado por Sam Gunnell hace más de 5 años