2151: The given map relates to :
(a) Kanishka at the time of his death
(b) Samudragupta after the close of his South Indian campaign
(c) Ashoka towards close of his reign
(d) Empire of Thaneswar on the eve of Harsh's accession
2152: Who among the following were official Congress negotiators with Cripps Mission ?
(a) Mahatma Gandhi and Sardar Patel
(b) Acharya J. B. Kripalani and C. Rajagopalachari
(c) Pandit Nehru and Maulana Azad
(d) Dr. Rajendra Prasad and Rafi Ahmed Kidwai
2153: The alpha-particle carries two positive charges. Its mass is very nearly equal to that of
(a) two protons
(b) an atom of helium
(c) sum of masses of two positrons and two neutrons
(d) two positrons as each positron carries a single positive charge
2154: A person stood alone in a desert on a dark night and wanted to reach his village which was situated 5 km east of the point where he was standing. He had no instruments to find the direction but he located the polestar. The most convenient way now to reach his village is to walk
(a) In the direction facing the polestar
(b) In the direction opposite to the polestar
(c) In the direction keeping the polestar to his left
(d) In the direction keeping the polestar to his right
2155: Match List I with List II and select the correct answer using the codes given below the Lists :
List I List II
(Achievement in genetics) (Scientists)
I. Discovery of tramsdiction and Conjugation in bacteria (A) Khurana
II. Establishing the sex-linked inheritance (B) Kornberg
III. Isolation of DNA polymerase form E. coli (C) Lederberg
IV. Establishing the complete genetic code (D) Morgan
(E) Ochoa
Codes:
(a) I-D, II-C, III-B, IV-A
(b) I-C, II-D, III-A, IV-E
(c) I-D, II-C, III-A, IV-E
(d) I-C, II-D, III-B, IV-A