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This is a timed quiz. You will be given 120 seconds to answer all questions. Are you ready?
120
For safety, the fuse wire used in the mains for household supply of electricity must be made of metal having?
Correct!
Wrong!
The average salinity of sea water is?
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Wrong!
The gases used in different types of welding would include?
Correct!
Wrong!
The variety of coal in which the deposit contains recognizable traces of the original plant material is?
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Wrong!
Chlorophyll is a naturally occurring chelate compound in which central metal is?
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Wrong!
The element of an electric stove made ?
Correct!
Wrong!
For galvanizing iron which of the following metals is used?
Correct!
Wrong!
Quartz crystals normally used in quartz clocks etc. is chemically ?
Correct!
Wrong!
Science Quiz 138
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