General Knowledge MCQ - English
Bromine is a
black solid
red liquid
colourless gas
highly inflammable gas
Answer : B
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1) In an atomic explosion, enormous energy is released which is due to
conversion of chemical energy into heat energy
conversion of mechanical energy into nuclear energy
conversion of mass into energy
conversion of neutrons into protons
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2) Which is/are the important raw material(s) required in cement industry?
3) The hardest substance available on earth is
4) Amalgams are
highly coloured alloys
alloys which contain mercury as one of the contents
alloys which have great resistance to abrasion
alloys which contain carbon
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5) When an iron nail gets rusted, iron oxide is formed
without any change in the weight of the nail
with decrease in the weight of the nail
with increase in the weight of the nail
without any change in colour or weight of the nail
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