1.
Which one of the following sets is correctly matched? [1995]
(1) Diphtheria, Pneumonia and Leprosy: Hereditary
(2) AIDS, Syphilis and Gonorrhoea: Bacterial
(3) Colour blindness, Haemophilia and Sickle cell anaemia: Sex linked
(4) Polio, Japanese B encephalitis and Plague: Viral