841. When Babur invaded India who was the ruler of Vijayanagara empire in South India?
Krishna Deva Raya
842. Who is the author of “ Santhana gopalam”?
Poonthanam
843. Wilma Rudolf first black US woman to win Olympic gold where ?
Rome in 1960
844. Kala-azar (Leishmaniasis) is transmitted by ?
Sand flies.
845. Which is the cloud that is dark-grey or black; found at very low height and brings the real rain?
Nimbostratus
846. On the 22nd of 1905 thousands of unarmed Russian workers marched to the Winter Palace of Czar in St.Peterburg demanding administrative reforms. But the army fired at the mob; Hundereds of workers died; thousands wounded. This incident is known as ?
Bloody Sunday
847. Silent valley having rare plant and animal is located in which state?
Kerala
848. The focal length of a convex lens is 50 cm. what is its power?
+ 2D
849. The Capital of Paraguay?
Asuncion
850. Which explains that all the galaxies are receding from?