Saccharin, a substance 375 times sweeter than sugar is obtained from
Ans : Toluene, occurring in Coal tar
Name a food material which contains phosphorus
Ans : Onion
Usually, base changes the colour of litmus from
Ans : Red to Blue
The number of molecules contained in 1mole of a gas is called
Ans : Avogadro number
Name the product obtained by the destructive distillation of wood
Ans : Charcoal
The charcoal used for decolorizing of sugar is
Ans : Activated charcoal
Who discovered natural radioactivity
Ans : Hentry Bequeral
Hydrogen was discovered by
Ans : Cavendish
Who invented Microprocessor
Ans : Ted Hoff
Name the scientist who proposed Doppler Effect
Ans : Christian Doppler
Who discovered Argon
Ans : Ramsay
Name the scientist who proposed pH value
Ans : Sorenson
Who discovered the Law of Gravitation
Ans : Sir Isaac Newton
Who discovered penicillin
Ans : Alexander Fleming
. Who invented dynamite
Ans : Alfred Nobel
The Nobel Prizes were established by
Ans : Alfred Bernhard Nobel
Booker prize is given to the field of
Ans : Fiction writing
The winner of the Jnanapeetam award for the first time
Ans : G. Sankara Kurup
Oscar Award is associated with
Ans : Cinema
Indira Gandhi Paryavaran Puraskar is given in which field
Ans : UNESCO
World Solar Energy Day
Ans : 3rd May
Commonwealth Day
Ans : Second Monday in March
World Employment Day
Ans : June 5
World Architectural Day
Ans : July 1
National Maritime Day
Ans : 5th April
Anti Terrorist Day
Ans : 21st May
World Anti-smoke Day
Ans : 31st May
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