The charcoal used to decolorize raw sugar is:
- (A) Sugar charcoal
- (B) Wood charcoal
- (C) Coconut charcoal
- (D) Animal charcoal
- (B) Wood charcoal
Which of the following is a super cooled liquid?
- (A) Mercury
- (B) Teflon
- (C) Glass
- (D) Ice-cream
- (C) Glass
Gun-powder is a/an:
- (A) Element
- (B) Mixture
- (C) Compound
- (D) Amalgam
- (B) Mixture
Which one of the following gases is known as stranger gas?
- (A) Argon
- (B) Neon
- (C) Xenon
- (D) Krypton
- (C) Xenon
The main constituent of sui gasis:
- (A) Methane
- (B) Sulphur
- (C) Silver
- (D) Urea
- (A) Methane
Which one of the following has the highest fuel value?
- (A) Hydrogen
- (B) Gasoline
- (C) Natural gas
- (D) Charcoal
- (A) Hydrogen
Atom bomb is based on the principle of:
- (A) Nuclear fusion
- (B) Nuclear fission
- (C) Natural Radioactivity
- (D) Artificial Radioactivity
- (B) Nuclear fission
The energy emitted from the sun is supposed to be due to:
- (A) Nuclear fusion
- (B) Nuclear fission
- (C) Artificial radioactivity
- (D) Natural radioactivity
- (A) Nuclear fusion
Nuclear fission is caused by the impact of:
- (A) Proton
- (B) Neutron
- (C) Electron
- (D) Positron
- (B) Neutron
What is the chemical name of baking soda?
- (A) Sodium Carbonate
- (B) Potassium Nitrate
- (C) Sodium Bicarbonate
- (D) Calcium Chloride
- (C) Sodium Bicarbonate
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