In which of the following disorder, the alveoli get filled with fluid leading to severe problems in respiration?

  • A

    Common cold

  • B

    Whooping cough

  • C

    Diphtheria

  • D

    Pneumonia

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The spread of $AIDS$  disease is promoted by

‘Plague' is transmitted by

Neurosis is characterised by

Match the columns :

Column - $I$ Column - $II$
$(a)$ Pre erythrocytiC cycle $(1)$ Meta cryptomerozoites enters RBC and becomes spherical in shape.
$(b)$ Exo-erythrocyticcycle $(2)$ sporozoites in saliva are introduced to human blood
$(c)$ Endo-erythrocytic cycle $(3)$ Breaks the liver cells and comes our of blood.

 

What precautions should be taken to avoid smoking ?