21. Which is an organization consisting of the eight wealthiest nations of the world: the United States of America; Japan; Germany;France; the UK;Italy;Canada & Russia?
G-8
22. The city of St. Petersburg was founded by ?
Peter the Great in 1703
23. What is commonly called 'Nutures plough man'?
Earth Worm
24. Who was the first Indian to become the member of British Parliament?
Dadabhai Naoroji
25. At which of the following places watches will show 30 A.M. when it is 00 midnight G.M.T.?
New Delhi
26. 97% of the atmosphere lies within how many kilometers of the surface of the earth?
5 km
27. What is an instrument for measuring the rate of transpiration?
Potometer
28. Who is the inventor of Salk Vaccine (Anti Polio)?
Dr.Jonas E.Salk
29. Which is an instrument used for examining the outer ear and ear drum is ?
Otoscope
30. Which current is produced by upwelling of cold water?