The chemical used in the National Malaria Eradication Programme is

Cattle fed with spoilt hay of sweet clover,which contains dicumarol,are likely to:

Match the following diseases with their causative organisms and select the correct option.

Column-$I$ (Disease)	Column-$II$ (Causative Organism)
$(a)$ Typhoid	$(i)$ Wuchereria
$(b)$ Pneumonia	$(ii)$ Plasmodium
$(c)$ Filariasis	$(iii)$ Salmonella
$(d)$ Malaria	$(iv)$ Haemophilus

How many amino acids are present in the structure of interferon?

Which of the following pesticides is employed widely in antimalarial programmes?

Who disproved the 'good humor' hypothesis of health by demonstrating that persons with black bile have normal body temperature using a thermometer?