3981: Which one of the following sets is correctly matched ?
(a) Diphtheria, Pneumonia and Leprosy : Hereditary
(b) AIDS, Syphilis and Gonorrhoea : Bacterial
(c) Colour blindness, Hemophilia and Sickle cell anaemia : Sex linked
(d) Polio, Japanese B encephalitis and plague : Viral
3982: The world's highest ground based telescopic observatory is located in
(a) Colombia
(b) India
(c) Nepal
(d) Switzerland
3983: In which organ of the human body are the lymphocyte cells formed?
(a) Liver
(b) Long bone
(c) Pancreas
(d) Spleen
3984: Which one of the following pairs is not correctly matched?
(a) Islam : Koran
(b) Hinduism : Veda
(c) Shintoism : Analects
(d) Judaism : Torah
3985: Seasons on the Earth are caused due to
(a) The elliptical orbit of the Earth
(b) Alteration/change in the speed of revolution of the Earth
(c) Inclination of the Earth on its axis of rotation
(d) Differences in the amount of energy received from the Sun