2121. By whom was the "Tahglq-i-Hind", a famous literary work, written?
Alberuni
2122. Organism is unable to prepare its own food is called?
Heterotrophic
2123. The disintegration of the USSR took place in the year?
1991
2124. Why does the velocity of rain drop attain constant value?
Viscous force exerted by air
2125. What is the principle by which a cooling system (Radiator) in a motor car works?
Convection
2126. Who was made the Home Minister when Jawaharlal Nehru formed the Interim Government in 1946?
Sardar Patel
2127. One the banks of which. river were Alexander and Porus involved in a grim battle?
Jhelum
2128. Who is the inventor of Radio signals?
G.Marconi
2129. On which day is the budget, in normal circumstances, presented to the Parliament?
The last day of February
2130. Which High Court has jurisdiction over the State of Arunachal Pradesh?
Mumbai