471. Who is the author of “ Rakthapushpangal “?
Changampuzha Krishna Pilla
472. The cause of fractional atomic weights of elements?
The presence of Isotopes
473. Calicut University was founded in?
1968
474. Remedy for Myopia also known as near sightness or short sightness. is to use ?
Concave lens
475. Who is the author of Durgesh Nan-dini?
Bankim Chandra Chatterjee
476. Which gas has maximum calorific value?
Oil gas
477. Which type of rainfall is often accompanied with lightning and thunder?
Convectional
478. Which was the only President of India who elected unopposed?
Neelam Sanjiva Reddy
479. Who was the first woman Chief Justice of Kerala high court?
Sujatha V. Manohar (1994)
480. Who gave the first experimental value of G?
Cavendish