National Science Day is celebrated in India on 28 February each year to mark

• The birth anniversary of C V Raman

• The day C V Raman was awarded Nobel Prize

• The day C V Raman was awarded Bharat Ratna

• The discovery of Raman effect by C V Raman

What is the Chemeical used in Artificial Fruit Ripening

• METHANE

• ACETYLENE

• BUTANE

• ETHYLENE

Which is the most abundant gas in the earth atmosphere

• Hydrogen

• Oxygen

• Nitrogen

• Sulphur

Entomology is the study of

• Insects

• Plants

• Mushrooms

• Birds

Which of these is not a metal?

• Gold

• Silver

• Copper

• Diamond

At room temperature, which element conducts electricity better than any other element?

• Copper

• Lead

• Gold

• Silver

Which is called White Poison

• Sugar

• Chlorine

• Potassium

• Carbon

Which gas is found in Soda Water

• Carbon Monoxide

• Carbon Dioxide

• Hydrogen carbonate

• Helium

At what temperature Celsius and Fahrenheit are equal

• -40

• 0

• 80

• 273

What is the chemical used to make the tooth paste white

• Carbon Monoxide

• Graphite

• Chlorine

• Titaniun dioxide