Science Chemistry - GK Quiz for SSC/RRB Exams

Science Chemistry - GK Quiz for SSC/RRB Exams Set-24: 
The List of Important GK questions from general science were given here for SSC and RRB Examinations, Candidates those who are preparing for the SSC/FCI/RRB Exam can use this material



 1).A very high frequency wave originating in the nucleus of atom and travelling with the speed of light is the
a)    Alpha rays
b)    X - rays
c)    Beta rays
d)    Gamma rays
 2).A device used to accelerate charged particles, protons, deuterons, and alpha particles and the nuclei of several of the elements of low mass is a
a)    Nuclear reactor
b)    cyclotron
c)    betratron
d)    Geiger counter
 3).A minute amount of a radio isotope is called a / an
a)    tracer
b)    dram
c)    ounce
d)    pint
 4).’IC Chips’ for computers are usually made of
a)    silicon
b)    leaf
c)    gold
d)    chromium
5).A vacuum tube that contains a filament, a gird and a plate is called a
a)    diode
b)    x – ray tube
c)    cathode ray tube
d)    triode
 6).Which substance can be used as anaesthetic?
a)    Chlorine
b)    Helium
c)    Carbondioxide
d)    Nitrons oxide
 7).Iron pipes are often coated with a layer of zinc to prevent corrosion. This process is termed
a)    electroplating
b)    annealing
c)    vulcanization
d)    galvanization
 8).Chemically dry ice is
a)    solid sulphur dioxide
b)    solid carbon dioxide
c)    a mixture of ice and common salt
d)    ice formed from pure distilled water
9).Of the following different forms of iron carbon is present in minimum amounts in
a)    steel
b)    pig iron
c)    cast iron
d)    wrought iron
10).Which substance is produced by fermentation?
a)    chlorine
b)    sulphur dioxide
c)    carbon dioxide
d)    nitrogen dioxide

Answers:                         
1).d ) 2). b) 3). a) 4). a) 5). d) 6). d) 7). d) 8).b ) 9).d ) 10). c)

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