State the causative micro-organisms and modes of transmission of the following human diseases :

(i) Tuberculosis


(ii) Measles


(iii) Chickenpox


(iv) Polio


(v) Cholera


(vi) Typhoid


(vii) Hepatitis B


(viii) Malaria


(ix) Dengue


Diseases



Causative micro-organisms



Modes of transmission



(i) Tuberculosis



Bacteria



Air



(ii) Measles



Virus



Air



(iii) Chickenpox



Virus



Air/Contact



(iv) Polio



Virus



Air/Water



(v) Cholera



Bacteria



Water/Food



(vi) Typhoid



Bacteria



Water



(vii) Hepatitis B



Virus



Water



(viii) Malaria



Protozoa



Mosquito



(ix) Dengue



Protozoa



Mosquito




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