1911: Genetic code is made up by the four-letter alphabet forming the pairs:
(a) A--C, C--A, T--G, G--T
(b) A--G, G--A, C--A, T--C
(c) T--G, G--T, A--C, C--A
(d) A--T, T--A, C--G, G--C
1912: The first metal used by the man was:
(a) Iron
(b) Copper
(c) Aluminium
(d) Gold
1913: In the following quotation,
WE, THE PEOPLE OF INDIA, having solemnly resolved to constitute India into a Sovereign Socialist Secular Democratic Republic and to secure to all its citizens:
JUSTICE, social, economic and political;
LIBERTY of thought, expression, belief, faith and worship;
EQUALITY of status and of opportunity;
and to promote among them all;
FRATERNITY assuring the dignity of the individual and the unity and integrity of the Nation;
In our Constituent Assembly this "X" .......... do hereby adopt, enact and give to ourselves this Constitution." "X" stands for
(a) twenty-sixth day of January, 1950
(b) twenty-sixth day of November, 1949
(c) twenty-sixth day of January, 1949
(d) None of the above
1914: Himalayan rivers are perennial because:
(a) They flow from inexhaustible springs in the Himalayas
(b) They are fed in summer by melting snow of Himalayas
(c) There is continuous rain throughout the year in the catchment areas
(d) None of the above
1915: In a class there are 18 boys who are over 160 cm tall. If these constitute three- fourths of the boys and the total number of boys is two-thirds of the total number of students in the class, what is the number of girls in the class?
(a) 24
(b) 6
(c) 12
(d) 18