. The mean radius of the earth is approximately
(1) 3,200 km
(2) 6,400 km
(3) 9,600 km
(4) 12,800 km
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. Which of the following factors is responsible for variation in the flora and fauna in different parts of the earth? (1) Change in the physical environment (2) Change in atmosphere (3) Change in biosphere (4) Change in hydrosphere
. Who sent the mbassy to China? (1) Krishnadevaraya (2) Harihara (3) Bukkaraya (4) None
. Lines joining places receiving equal amount of rain fall are called (1) Isobars (2) Isotherms (3) Isohyets (4) Isohelinas
Soil crosion in India occurs in almost all the states, but it is especially serious along the coast of (1) Kerala (2) Tamil Nadu (3) Orissa (4) Karnataka
. Where is Dal Lake? (1) Belur (2) Mysore (3) Srinagar (4) Konark
The salankayanas ruled the (a) Krishna valley (b) Vengi region (c) Nagarjunakonda (d) Godavari valley
The great Singer Tansen was in the court of (a) Shersha (b) Shahjahan (c) Humayun (d) Akbar
. The first amendment made changes in (1) Fundamental Rights (2) Directive Principles of State Policy (3) Election of President (4) Election of Prime Minister
. The emergency may be in force continuously for (1) Six months (2) Three years (3) No time limit (4) None of these
. Rhinoceros are found in the state of (1) M.P. (2) A.P. (3) Assam (4) Gujarat
Who married the daughter of Rudradaman? (a) Satakarni (b) Pulamai (c) Hala (d) Yagnasri
Alexander defeated Porus in the battle of (1) Pushkalavathi (2) Taxila (3) Hydapses (4) Rajgriha