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Online General Science Quiz Set No - 24

General Science questions have been taken from previous years question papers of different competitive examinations such SSC CGL, SSC CHSL, CDS, NDA, Bank, State PSC, Railways, MAT, CAT, etc.

231) The charcoal used to decolourise raw sugar is:
A) Animal charcoal
B) Sugar charcoal
C) Coconut charcoal
D) Wood charcoal

232) The chemial name of Urea is:
A) Aneurin
B) Chloroethane
C) Carbamide
D) None of these

233) The chemical used as a fixer in photography is:
A) Borax
B) Sodium thiosulphate
C) Sodium Sulphate
D) Ammonium persulphate

234) The chemical used in developing photo graphic film is ?
A) Sodium sulphate
B) Hydrogen chloride
C) Silver bromide
D) Nitrous oxide

235) The colour of Emerald is:
A) Violet
B) Yellow
C) Deep Green
D) Prussian Blue

236) The combustible material at the tip of a safety match stick is:
A) Sulphur
B) Manganese dioxide
C) Phosphorus
D) Antimony sulphide

237) The compound that has the least value for octane number is
A) n-heptane
B) 2-methyl heptane
C) Iso-octane
D) 2,2-demethly hexane

238) The compound which can be used to prepare iodoform is:
A) Acetic acid
B) Methyl iodide
C) Acetone
D) Oxalic acid

239) The credit of construction of first nuclear reactor goes to
A) Niels Bohr
B) Fermi
C) Einstein
D) Oppenheimer

240) The damage of the human body due to radiation (x-rays or gamma rays, etc) is measured in
A) Rads
B) Rems
C) Roentgen
D) Curie