471. Who is the inventor of Pressure Cooker?
Dennis Papin Robert Boyle
472. Terms of economics, which recession occurring two times with a small gap in between?
Deep Recession
473. If the angle between two plane mirrors is 60°; then how many number of image will be formed?
5
474. Who is the author of the book “Superstar India From Incredible to Unstopable” ?
Sobha De
475. Wildlife Institute of India is located at?
Chandrasvani (Uttar Pradesh)
476. Who is considered as the father of Greek Mathematics?
Thales of Meletus
477. The Sahitya academy was inaugurated on?
tober 15 1956 by Chithira Thirunal Balarama Varma (
478. Which tissue help in keeping the body warm?
Fatty tissue
479. Which is a block mountain?
Vosges
480. Brazil got independence from in 1822 from?
Spain