131: 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
132: A rough outline map of northern Sri Lanka is shown in the figure. Jaffna is located at the point marked
(a) A
(b) B
(c) C
(d) D
133: Which one of the following sets of commodities are exported to India by arid and semi-arid countries in the Middle East ?
(a) Raw wool and carpets
(b) Fruits and palm oil
(c) Precious stones and pearls
(d) Perfume and coffee
134: Acid rain is caused by the pollution of environment by
(a) carbon dioxide and nitrogen
(b) carbon monoxide and carbon dioxide
(c) ozone and carbon dioxide
(d) nitrous oxide and sulphur dioxide
135: Which one of the following is the correct sequence in respect of the Roman numerals - C, D, L and M?
(a) M > D > C > L
(b) C > D > L > M
(c) M > L > D > C
(d) L > C > D > M