2146: Which one among the following rivers is the longest?
(a) Lena
(b) Congo
(c) Amur
(d) Amazon
2147: What is done to raise the dough while making bread?
(a) Alcohol is added
(b) Yeast is added
(c) Carbon dioxide is passed
(d) Air is passed
2148: Which one of the following is caused by the expression of a recessive gene present on sex chromosome ?
(a) Rheumatism
(b) Nervous shock
(c) Muscular dystrophy
(d) Cerebral hemorrhage
2149: Which one of the following was given to King Charles II as part of his dowry on the occasion of his marriage with Queen Catherina of Braganz?
(a) Bombay
(b) Chandranagore
(c) Cochin
(d) Tranquebar
2150: Which one of the following was the first fort constructed by the British in India ?
(a) Fort William
(b) Fort St. Angelo
(c) Fort St. David
(d) Fort St. George