2151. What is the age of earth ?
A. 4600 Million years *
B. 6200 Million years
C. 5500 Million years
D. 4500 Million years
2152. Friendship bridge on oxus connects :
A. Uzbekistan and afghanistan *
B. Pakistan and Kazakistan
C. Russian and afghanistan
D. China and Russia
2153. The longest underwater tunnel ” Seikan tunnel” is located in :
A. England
B. Germany
C. Brazil
D. Japan *
2154. The earth orbits the sun at :
A. 105,120 Km/hour
B. 106,220 km/hour
C. 107,320 km/hour *
D. None
2155. Red sea is an example of a :
A. Fold valley
B. Rift valley *
C. Eroded valley
D. Volcanic structure
2156. On which date sunrays are vertical over the Tropic of cancer ?
A. March 21
B. June 21 *
C. September 23
D. December 22
2157. Greenwich is situated near :
A. New York
B. Tokyo
C. London *
D. Paris
2158. The cradles of civiliation have been :
A. Valleys
B. Plains *
C. Plateau
D. Hills
2159. Which is the most abundant component of salts in sea ?
A. Calcium
B. Sodium
C. Chlorine *
D. Potassium
2160. The minimum distance between the sun and the earth occurs on :
A. December 29
B. June 21
C. September 23
D. January 4