Malaria is caused by a parasite which is spread by the anopheles mosquito.
Typhoid is caused by a bacteria found in urine or faeces.
Cholera is caused by a bacteria found in contaminated water and food.
Dysentery is caused by protozoa (amoeba) found in human faeces.
Scabies is caused by mites found in places where there is poor personal hygiene.
Bilhazia is caused by parasitic snails found in fresh water.
Ringworms are caused by fungi which affects the skin.
Tuberculosis is caused by bacteria which affects different parts of the body such as the lungs.