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Chemistry

Chemistry
Mercury is emitted into air by

Steam engine
Coal fire
Burning coal
Burning garbage

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Chemistry
If all bullets could not be removed from gun shot injury of a man, it may cause poisoning by

Iron
Lead
Mercury
Arsenic

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Chemistry
The acid which is secreted by the glands in the stomach wall is

Phosphoric acid
Hydrochloric acid
Sulphuric acid
Nitric acid

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Chemistry
The sewage obtained from water closets and urinals is known as

Sullage
Garbage
Sanitary waste
Industrial waste

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Chemistry
The drug ‘Marijuana’ is a

Mental stimulant
Sedative
Hallucinating substance
Tranquillizer

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Chemistry
An example of replenishable energy source is–

Biomass
Petroleum
Lignite
Coal

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MORE MCQ ON Chemistry

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